From 163e1e3f2e752a1ea1964fcaca9609cbe5d79120 Mon Sep 17 00:00:00 2001 From: Bas Stottelaar Date: Tue, 2 Sep 2014 19:09:34 +0200 Subject: [PATCH 1/6] Removed simplejson since that is Python 2.5 --- headphones/api.py | 10 +- headphones/mb.py | 30 +- headphones/notifiers.py | 39 +- headphones/transmission.py | 7 +- headphones/versioncheck.py | 10 +- headphones/webserve.py | 48 +- headphones/webstart.py | 5 +- lib/simplejson/__init__.py | 481 ------ lib/simplejson/_speedups.c | 2726 -------------------------------- lib/simplejson/decoder.py | 421 ----- lib/simplejson/encoder.py | 554 ------- lib/simplejson/ordered_dict.py | 119 -- lib/simplejson/scanner.py | 77 - lib/simplejson/tool.py | 39 - 14 files changed, 76 insertions(+), 4490 deletions(-) delete mode 100644 lib/simplejson/__init__.py delete mode 100644 lib/simplejson/_speedups.c delete mode 100644 lib/simplejson/decoder.py delete mode 100644 lib/simplejson/encoder.py delete mode 100644 lib/simplejson/ordered_dict.py delete mode 100644 lib/simplejson/scanner.py delete mode 100644 lib/simplejson/tool.py diff --git a/headphones/api.py b/headphones/api.py index 1fcce419..d101b7e2 100644 --- a/headphones/api.py +++ b/headphones/api.py @@ -13,13 +13,13 @@ # You should have received a copy of the GNU General Public License # along with Headphones. If not, see . -import headphones - from headphones import db, mb, importer, searcher, cache, postprocessor, versioncheck, logger -import lib.simplejson as simplejson from xml.dom.minidom import Document + +import headphones import copy +import json cmd_list = [ 'getIndex', 'getArtist', 'getAlbum', 'getUpcoming', 'getWanted', 'getSimilar', 'getHistory', 'getLogs', 'findArtist', 'findAlbum', 'addArtist', 'delArtist', 'pauseArtist', 'resumeArtist', 'refreshArtist', @@ -87,10 +87,10 @@ class Api(object): if type(self.data) == type(''): return self.data else: - return simplejson.dumps(self.data) + return json.dumps(self.data) else: self.callback = self.kwargs['callback'] - self.data = simplejson.dumps(self.data) + self.data = json.dumps(self.data) self.data = self.callback + '(' + self.data + ');' return self.data else: diff --git a/headphones/mb.py b/headphones/mb.py index 79ff7bf4..1619d0b1 100644 --- a/headphones/mb.py +++ b/headphones/mb.py @@ -13,21 +13,23 @@ # You should have received a copy of the GNU General Public License # along with Headphones. If not, see . -import time -import threading -import headphones from headphones import logger, db, helpers from headphones.helpers import multikeysort, replace_all -import lib.musicbrainzngs as musicbrainzngs -from lib.musicbrainzngs import WebServiceError +import time +import threading +import headphones +import musicbrainzngs -from lib.simplejson import OrderedDict +try: + from collections import OrderedDict +except ImportError: + # Python 2.6.x fallback, from libs + import OrderedDict mb_lock = threading.Lock() - # Quick fix to add mirror switching on the fly. Need to probably return the mbhost & mbport that's # being used, so we can send those values to the log def startmb(): @@ -214,7 +216,7 @@ def getArtist(artistid, extrasonly=False): while newRgs == None or len(newRgs) >= limit: newRgs = musicbrainzngs.browse_release_groups(artistid,release_type="album",offset=len(artist['release-group-list']),limit=limit)['release-group-list'] artist['release-group-list'] += newRgs - except WebServiceError, e: + except musicbrainzngs.WebServiceError as e: logger.warn('Attempt to retrieve artist information from MusicBrainz failed for artistid: %s (%s)' % (artistid, str(e))) time.sleep(5) except Exception,e: @@ -296,7 +298,7 @@ def getArtist(artistid, extrasonly=False): while newRgs == None or len(newRgs) >= limit: newRgs = musicbrainzngs.browse_release_groups(artistid,release_type=include,offset=len(mb_extras_list),limit=limit)['release-group-list'] mb_extras_list += newRgs - except WebServiceError, e: + except musicbrainzngs.WebServiceError as e: logger.warn('Attempt to retrieve artist information from MusicBrainz failed for artistid: %s (%s)' % (artistid, str(e))) time.sleep(5) @@ -331,7 +333,7 @@ def getReleaseGroup(rgid): try: releaseGroup = musicbrainzngs.get_release_group_by_id(rgid,["artists","releases","media","discids",])['release-group'] - except WebServiceError, e: + except musicbrainzngs.WebServiceError as e: logger.warn('Attempt to retrieve information from MusicBrainz for release group "%s" failed (%s)' % (rgid, str(e))) time.sleep(5) @@ -354,7 +356,7 @@ def getRelease(releaseid, include_artist_info=True): results = musicbrainzngs.get_release_by_id(releaseid,["artists","release-groups","media","recordings"]).get('release') else: results = musicbrainzngs.get_release_by_id(releaseid,["media","recordings"]).get('release') - except WebServiceError, e: + except musicbrainzngs.WebServiceError as e: logger.warn('Attempt to retrieve information from MusicBrainz for release "%s" failed (%s)' % (releaseid, str(e))) time.sleep(5) @@ -416,7 +418,7 @@ def get_new_releases(rgid,includeExtras=False,forcefull=False): newResults = newResults['release-list'] results += newResults - except WebServiceError, e: + except musicbrainzngs.WebServiceError as e: logger.warn('Attempt to retrieve information from MusicBrainz for release group "%s" failed (%s)' % (rgid, str(e))) time.sleep(5) return False @@ -609,7 +611,7 @@ def findArtistbyAlbum(name): try: results = musicbrainzngs.search_release_groups(term).get('release-group-list') - except WebServiceError, e: + except musicbrainzngs.WebServiceError as e: logger.warn('Attempt to query MusicBrainz for %s failed (%s)' % (name, str(e))) time.sleep(5) @@ -654,7 +656,7 @@ def findAlbumID(artist=None, album=None): criteria = {'release': album.lower()} results = musicbrainzngs.search_release_groups(limit=1, **criteria).get('release-group-list') - except WebServiceError, e: + except musicbrainzngs.WebServiceError as e: logger.warn('Attempt to query MusicBrainz for %s - %s failed (%s)' % (artist, album, str(e))) time.sleep(5) diff --git a/headphones/notifiers.py b/headphones/notifiers.py index 58b1653a..52f0da28 100644 --- a/headphones/notifiers.py +++ b/headphones/notifiers.py @@ -13,30 +13,31 @@ # You should have received a copy of the GNU General Public License # along with Headphones. If not, see . -import base64 -import cherrypy -import urllib -import urllib2 -import headphones -import simplejson -import os.path -import subprocess -import gntp.notifier -import time +from headphones import logger, helpers, common, request +from headphones.exceptions import ex from xml.dom import minidom from httplib import HTTPSConnection from urllib import urlencode from lib.pynma import pynma -import lib.oauth2 as oauth -import lib.pythontwitter as twitter -from headphones import logger, helpers, common, request -from headphones.exceptions import ex +import base64 +import cherrypy +import urllib +import urllib2 +import headphones +import os.path +import subprocess +import gntp.notifier +import time +import json + +import oauth2 as oauth +import pythontwitter as twitter try: from urlparse import parse_qsl -except: +except ImportError: from cgi import parse_qsl class GROWL: @@ -203,9 +204,9 @@ class XBMC: url = host + '/jsonrpc' if self.password: - response = request.request_json(url, method="post", data=simplejson.dumps(data), headers=headers, auth=(self.username, self.password)) + response = request.request_json(url, method="post", data=json.dumps(data), headers=headers, auth=(self.username, self.password)) else: - response = request.request_json(url, method="post", data=simplejson.dumps(data), headers=headers) + response = request.request_json(url, method="post", data=json.dumps(data), headers=headers) if response: return response[0]['result'] @@ -261,7 +262,7 @@ class LMS: def _sendjson(self, host): data = {'id': 1, 'method': 'slim.request', 'params': ["",["rescan"]]} - data = simplejson.JSONEncoder().encode(data) + data = json.JSONEncoder().encode(data) content = {'Content-Type': 'application/json'} @@ -273,7 +274,7 @@ class LMS: logger.warn('Error opening LMS url: %s' % e) return - response = simplejson.JSONDecoder().decode(handle.read()) + response = json.JSONDecoder().decode(handle.read()) try: return response['result'] diff --git a/headphones/transmission.py b/headphones/transmission.py index 427115ea..06790b7f 100644 --- a/headphones/transmission.py +++ b/headphones/transmission.py @@ -13,15 +13,14 @@ # You should have received a copy of the GNU General Public License # along with Headphones. If not, see . +from headphones import logger, notifiers, request + import re import time +import json import base64 import headphones -import simplejson as json - -from headphones import logger, notifiers, request - # This is just a simple script to send torrents to transmission. The # intention is to turn this into a class where we can check the state # of the download, set the download dir, etc. diff --git a/headphones/versioncheck.py b/headphones/versioncheck.py index e1221c6d..4956dd55 100644 --- a/headphones/versioncheck.py +++ b/headphones/versioncheck.py @@ -13,14 +13,16 @@ # You should have received a copy of the GNU General Public License # along with Headphones. If not, see . -import platform, subprocess, re, os, tarfile - +import re +import os +import tarfile +import platform import headphones +import subprocess + from headphones import logger, version, request from headphones.exceptions import ex -import lib.simplejson as simplejson - def runGit(args): if headphones.GIT_PATH: diff --git a/headphones/webserve.py b/headphones/webserve.py index a8dfbf21..b4811e9d 100644 --- a/headphones/webserve.py +++ b/headphones/webserve.py @@ -15,30 +15,29 @@ # NZBGet support added by CurlyMo as a part of XBian - XBMC on the Raspberry Pi -import os -import cherrypy +from headphones import logger, searcher, db, importer, mb, lastfm, librarysync, helpers, notifiers +from headphones.helpers import checked, radio,today, cleanName from mako.template import Template from mako.lookup import TemplateLookup from mako import exceptions -import time -import threading -import string -import json from operator import itemgetter +import os +import sys +import json +import time +import string +import cherrypy +import threading import headphones -from headphones import logger, searcher, db, importer, mb, lastfm, librarysync, helpers, notifiers -from headphones.helpers import checked, radio,today, cleanName - -import lib.simplejson as simplejson -from lib.simplejson import OrderedDict - -import sys - - +try: + from collections import OrderedDict +except ImportError: + # Python 2.6.x fallback, from libs + import OrderedDict def serve_template(templatename, **kwargs): @@ -339,7 +338,7 @@ class WebInterface(object): } results_as_dicts.append(result_dict) - s = simplejson.dumps(results_as_dicts) + s = json.dumps(results_as_dicts) cherrypy.response.headers['Content-type'] = 'application/json' return s @@ -786,12 +785,11 @@ class WebInterface(object): rows = filtered[iDisplayStart:(iDisplayStart+iDisplayLength)] rows = [[row[0],row[2],row[1]] for row in rows] - dict = {'iTotalDisplayRecords':len(filtered), - 'iTotalRecords':len(headphones.LOG_LIST), - 'aaData':rows, - } - s = simplejson.dumps(dict) - return s + return json.dumps({ + 'iTotalDisplayRecords':len(filtered), + 'iTotalRecords':len(headphones.LOG_LIST), + 'aaData':rows, + }) getLog.exposed = True def getArtists_json(self,iDisplayStart=0,iDisplayLength=100,sSearch="",iSortCol_0='0',sSortDir_0='asc',**kwargs): @@ -864,7 +862,7 @@ class WebInterface(object): 'iTotalRecords':totalcount, 'aaData':rows, } - s = simplejson.dumps(dict) + s = json.dumps(dict) cherrypy.response.headers['Content-type'] = 'application/json' return s getArtists_json.exposed=True @@ -1481,7 +1479,7 @@ class WebInterface(object): from headphones import cache info_dict = cache.getInfo(ArtistID, AlbumID) - return simplejson.dumps(info_dict) + return json.dumps(info_dict) getInfo.exposed = True @@ -1516,7 +1514,7 @@ class WebInterface(object): if not image_dict['thumbnail']: image_dict['thumbnail'] = "http://coverartarchive.org/release/%s/front-250.jpg" % AlbumID - return simplejson.dumps(image_dict) + return json.dumps(image_dict) getImageLinks.exposed = True diff --git a/headphones/webstart.py b/headphones/webstart.py index b55cf29c..205a876a 100644 --- a/headphones/webstart.py +++ b/headphones/webstart.py @@ -100,8 +100,9 @@ def initialize(options={}): conf['/'].update({ 'tools.auth_basic.on': True, 'tools.auth_basic.realm': 'Headphones', - 'tools.auth_basic.checkpassword': cherrypy.lib.auth_basic.checkpassword_dict( - {options['http_username']:options['http_password']}) + 'tools.auth_basic.checkpassword': cherrypy.lib.auth_basic.checkpassword_dict({ + options['http_username']: options['http_password'] + }) }) conf['/api'] = { 'tools.auth_basic.on': False } diff --git a/lib/simplejson/__init__.py b/lib/simplejson/__init__.py deleted file mode 100644 index 4a5e5dfc..00000000 --- a/lib/simplejson/__init__.py +++ /dev/null @@ -1,481 +0,0 @@ -r"""JSON (JavaScript Object Notation) is a subset of -JavaScript syntax (ECMA-262 3rd edition) used as a lightweight data -interchange format. - -:mod:`simplejson` exposes an API familiar to users of the standard library -:mod:`marshal` and :mod:`pickle` modules. It is the externally maintained -version of the :mod:`json` library contained in Python 2.6, but maintains -compatibility with Python 2.4 and Python 2.5 and (currently) has -significant performance advantages, even without using the optional C -extension for speedups. - -Encoding basic Python object hierarchies:: - - >>> import simplejson as json - >>> json.dumps(['foo', {'bar': ('baz', None, 1.0, 2)}]) - '["foo", {"bar": ["baz", null, 1.0, 2]}]' - >>> print json.dumps("\"foo\bar") - "\"foo\bar" - >>> print json.dumps(u'\u1234') - "\u1234" - >>> print json.dumps('\\') - "\\" - >>> print json.dumps({"c": 0, "b": 0, "a": 0}, sort_keys=True) - {"a": 0, "b": 0, "c": 0} - >>> from StringIO import StringIO - >>> io = StringIO() - >>> json.dump(['streaming API'], io) - >>> io.getvalue() - '["streaming API"]' - -Compact encoding:: - - >>> import simplejson as json - >>> json.dumps([1,2,3,{'4': 5, '6': 7}], separators=(',',':')) - '[1,2,3,{"4":5,"6":7}]' - -Pretty printing:: - - >>> import simplejson as json - >>> s = json.dumps({'4': 5, '6': 7}, sort_keys=True, indent=' ') - >>> print '\n'.join([l.rstrip() for l in s.splitlines()]) - { - "4": 5, - "6": 7 - } - -Decoding JSON:: - - >>> import simplejson as json - >>> obj = [u'foo', {u'bar': [u'baz', None, 1.0, 2]}] - >>> json.loads('["foo", {"bar":["baz", null, 1.0, 2]}]') == obj - True - >>> json.loads('"\\"foo\\bar"') == u'"foo\x08ar' - True - >>> from StringIO import StringIO - >>> io = StringIO('["streaming API"]') - >>> json.load(io)[0] == 'streaming API' - True - -Specializing JSON object decoding:: - - >>> import simplejson as json - >>> def as_complex(dct): - ... if '__complex__' in dct: - ... return complex(dct['real'], dct['imag']) - ... return dct - ... - >>> json.loads('{"__complex__": true, "real": 1, "imag": 2}', - ... object_hook=as_complex) - (1+2j) - >>> from decimal import Decimal - >>> json.loads('1.1', parse_float=Decimal) == Decimal('1.1') - True - -Specializing JSON object encoding:: - - >>> import simplejson as json - >>> def encode_complex(obj): - ... if isinstance(obj, complex): - ... return [obj.real, obj.imag] - ... raise TypeError(repr(o) + " is not JSON serializable") - ... - >>> json.dumps(2 + 1j, default=encode_complex) - '[2.0, 1.0]' - >>> json.JSONEncoder(default=encode_complex).encode(2 + 1j) - '[2.0, 1.0]' - >>> ''.join(json.JSONEncoder(default=encode_complex).iterencode(2 + 1j)) - '[2.0, 1.0]' - - -Using simplejson.tool from the shell to validate and pretty-print:: - - $ echo '{"json":"obj"}' | python -m simplejson.tool - { - "json": "obj" - } - $ echo '{ 1.2:3.4}' | python -m simplejson.tool - Expecting property name: line 1 column 2 (char 2) -""" -__version__ = '2.4.0' -__all__ = [ - 'dump', 'dumps', 'load', 'loads', - 'JSONDecoder', 'JSONDecodeError', 'JSONEncoder', - 'OrderedDict', -] - -__author__ = 'Bob Ippolito ' - -from decimal import Decimal - -from decoder import JSONDecoder, JSONDecodeError -from encoder import JSONEncoder -def _import_OrderedDict(): - import collections - try: - return collections.OrderedDict - except AttributeError: - import ordered_dict - return ordered_dict.OrderedDict -OrderedDict = _import_OrderedDict() - -def _import_c_make_encoder(): - try: - from simplejson._speedups import make_encoder - return make_encoder - except ImportError: - return None - -_default_encoder = JSONEncoder( - skipkeys=False, - ensure_ascii=True, - check_circular=True, - allow_nan=True, - indent=None, - separators=None, - encoding='utf-8', - default=None, - use_decimal=True, - namedtuple_as_object=True, - tuple_as_array=True, - bigint_as_string=False, -) - -def dump(obj, fp, skipkeys=False, ensure_ascii=True, check_circular=True, - allow_nan=True, cls=None, indent=None, separators=None, - encoding='utf-8', default=None, use_decimal=True, - namedtuple_as_object=True, tuple_as_array=True, - bigint_as_string=False, **kw): - """Serialize ``obj`` as a JSON formatted stream to ``fp`` (a - ``.write()``-supporting file-like object). - - If ``skipkeys`` is true then ``dict`` keys that are not basic types - (``str``, ``unicode``, ``int``, ``long``, ``float``, ``bool``, ``None``) - will be skipped instead of raising a ``TypeError``. - - If ``ensure_ascii`` is false, then the some chunks written to ``fp`` - may be ``unicode`` instances, subject to normal Python ``str`` to - ``unicode`` coercion rules. Unless ``fp.write()`` explicitly - understands ``unicode`` (as in ``codecs.getwriter()``) this is likely - to cause an error. - - If ``check_circular`` is false, then the circular reference check - for container types will be skipped and a circular reference will - result in an ``OverflowError`` (or worse). - - If ``allow_nan`` is false, then it will be a ``ValueError`` to - serialize out of range ``float`` values (``nan``, ``inf``, ``-inf``) - in strict compliance of the JSON specification, instead of using the - JavaScript equivalents (``NaN``, ``Infinity``, ``-Infinity``). - - If *indent* is a string, then JSON array elements and object members - will be pretty-printed with a newline followed by that string repeated - for each level of nesting. ``None`` (the default) selects the most compact - representation without any newlines. For backwards compatibility with - versions of simplejson earlier than 2.1.0, an integer is also accepted - and is converted to a string with that many spaces. - - If ``separators`` is an ``(item_separator, dict_separator)`` tuple - then it will be used instead of the default ``(', ', ': ')`` separators. - ``(',', ':')`` is the most compact JSON representation. - - ``encoding`` is the character encoding for str instances, default is UTF-8. - - ``default(obj)`` is a function that should return a serializable version - of obj or raise TypeError. The default simply raises TypeError. - - If *use_decimal* is true (default: ``True``) then decimal.Decimal - will be natively serialized to JSON with full precision. - - If *namedtuple_as_object* is true (default: ``True``), - :class:`tuple` subclasses with ``_asdict()`` methods will be encoded - as JSON objects. - - If *tuple_as_array* is true (default: ``True``), - :class:`tuple` (and subclasses) will be encoded as JSON arrays. - - If *bigint_as_string* is true (default: ``False``), ints 2**53 and higher - or lower than -2**53 will be encoded as strings. This is to avoid the - rounding that happens in Javascript otherwise. Note that this is still a - lossy operation that will not round-trip correctly and should be used - sparingly. - - To use a custom ``JSONEncoder`` subclass (e.g. one that overrides the - ``.default()`` method to serialize additional types), specify it with - the ``cls`` kwarg. - - """ - # cached encoder - if (not skipkeys and ensure_ascii and - check_circular and allow_nan and - cls is None and indent is None and separators is None and - encoding == 'utf-8' and default is None and use_decimal - and namedtuple_as_object and tuple_as_array - and not bigint_as_string and not kw): - iterable = _default_encoder.iterencode(obj) - else: - if cls is None: - cls = JSONEncoder - iterable = cls(skipkeys=skipkeys, ensure_ascii=ensure_ascii, - check_circular=check_circular, allow_nan=allow_nan, indent=indent, - separators=separators, encoding=encoding, - default=default, use_decimal=use_decimal, - namedtuple_as_object=namedtuple_as_object, - tuple_as_array=tuple_as_array, - bigint_as_string=bigint_as_string, - **kw).iterencode(obj) - # could accelerate with writelines in some versions of Python, at - # a debuggability cost - for chunk in iterable: - fp.write(chunk) - - -def dumps(obj, skipkeys=False, ensure_ascii=True, check_circular=True, - allow_nan=True, cls=None, indent=None, separators=None, - encoding='utf-8', default=None, use_decimal=True, - namedtuple_as_object=True, - tuple_as_array=True, bigint_as_string=False, - **kw): - """Serialize ``obj`` to a JSON formatted ``str``. - - If ``skipkeys`` is false then ``dict`` keys that are not basic types - (``str``, ``unicode``, ``int``, ``long``, ``float``, ``bool``, ``None``) - will be skipped instead of raising a ``TypeError``. - - If ``ensure_ascii`` is false, then the return value will be a - ``unicode`` instance subject to normal Python ``str`` to ``unicode`` - coercion rules instead of being escaped to an ASCII ``str``. - - If ``check_circular`` is false, then the circular reference check - for container types will be skipped and a circular reference will - result in an ``OverflowError`` (or worse). - - If ``allow_nan`` is false, then it will be a ``ValueError`` to - serialize out of range ``float`` values (``nan``, ``inf``, ``-inf``) in - strict compliance of the JSON specification, instead of using the - JavaScript equivalents (``NaN``, ``Infinity``, ``-Infinity``). - - If ``indent`` is a string, then JSON array elements and object members - will be pretty-printed with a newline followed by that string repeated - for each level of nesting. ``None`` (the default) selects the most compact - representation without any newlines. For backwards compatibility with - versions of simplejson earlier than 2.1.0, an integer is also accepted - and is converted to a string with that many spaces. - - If ``separators`` is an ``(item_separator, dict_separator)`` tuple - then it will be used instead of the default ``(', ', ': ')`` separators. - ``(',', ':')`` is the most compact JSON representation. - - ``encoding`` is the character encoding for str instances, default is UTF-8. - - ``default(obj)`` is a function that should return a serializable version - of obj or raise TypeError. The default simply raises TypeError. - - If *use_decimal* is true (default: ``True``) then decimal.Decimal - will be natively serialized to JSON with full precision. - - If *namedtuple_as_object* is true (default: ``True``), - :class:`tuple` subclasses with ``_asdict()`` methods will be encoded - as JSON objects. - - If *tuple_as_array* is true (default: ``True``), - :class:`tuple` (and subclasses) will be encoded as JSON arrays. - - If bigint_as_string is true (not the default), ints 2**53 and higher - or lower than -2**53 will be encoded as strings. This is to avoid the - rounding that happens in Javascript otherwise. - - To use a custom ``JSONEncoder`` subclass (e.g. one that overrides the - ``.default()`` method to serialize additional types), specify it with - the ``cls`` kwarg. - - """ - # cached encoder - if (not skipkeys and ensure_ascii and - check_circular and allow_nan and - cls is None and indent is None and separators is None and - encoding == 'utf-8' and default is None and use_decimal - and namedtuple_as_object and tuple_as_array - and not bigint_as_string and not kw): - return _default_encoder.encode(obj) - if cls is None: - cls = JSONEncoder - return cls( - skipkeys=skipkeys, ensure_ascii=ensure_ascii, - check_circular=check_circular, allow_nan=allow_nan, indent=indent, - separators=separators, encoding=encoding, default=default, - use_decimal=use_decimal, - namedtuple_as_object=namedtuple_as_object, - tuple_as_array=tuple_as_array, - bigint_as_string=bigint_as_string, - **kw).encode(obj) - - -_default_decoder = JSONDecoder(encoding=None, object_hook=None, - object_pairs_hook=None) - - -def load(fp, encoding=None, cls=None, object_hook=None, parse_float=None, - parse_int=None, parse_constant=None, object_pairs_hook=None, - use_decimal=False, namedtuple_as_object=True, tuple_as_array=True, - **kw): - """Deserialize ``fp`` (a ``.read()``-supporting file-like object containing - a JSON document) to a Python object. - - *encoding* determines the encoding used to interpret any - :class:`str` objects decoded by this instance (``'utf-8'`` by - default). It has no effect when decoding :class:`unicode` objects. - - Note that currently only encodings that are a superset of ASCII work, - strings of other encodings should be passed in as :class:`unicode`. - - *object_hook*, if specified, will be called with the result of every - JSON object decoded and its return value will be used in place of the - given :class:`dict`. This can be used to provide custom - deserializations (e.g. to support JSON-RPC class hinting). - - *object_pairs_hook* is an optional function that will be called with - the result of any object literal decode with an ordered list of pairs. - The return value of *object_pairs_hook* will be used instead of the - :class:`dict`. This feature can be used to implement custom decoders - that rely on the order that the key and value pairs are decoded (for - example, :func:`collections.OrderedDict` will remember the order of - insertion). If *object_hook* is also defined, the *object_pairs_hook* - takes priority. - - *parse_float*, if specified, will be called with the string of every - JSON float to be decoded. By default, this is equivalent to - ``float(num_str)``. This can be used to use another datatype or parser - for JSON floats (e.g. :class:`decimal.Decimal`). - - *parse_int*, if specified, will be called with the string of every - JSON int to be decoded. By default, this is equivalent to - ``int(num_str)``. This can be used to use another datatype or parser - for JSON integers (e.g. :class:`float`). - - *parse_constant*, if specified, will be called with one of the - following strings: ``'-Infinity'``, ``'Infinity'``, ``'NaN'``. This - can be used to raise an exception if invalid JSON numbers are - encountered. - - If *use_decimal* is true (default: ``False``) then it implies - parse_float=decimal.Decimal for parity with ``dump``. - - To use a custom ``JSONDecoder`` subclass, specify it with the ``cls`` - kwarg. - - """ - return loads(fp.read(), - encoding=encoding, cls=cls, object_hook=object_hook, - parse_float=parse_float, parse_int=parse_int, - parse_constant=parse_constant, object_pairs_hook=object_pairs_hook, - use_decimal=use_decimal, **kw) - - -def loads(s, encoding=None, cls=None, object_hook=None, parse_float=None, - parse_int=None, parse_constant=None, object_pairs_hook=None, - use_decimal=False, **kw): - """Deserialize ``s`` (a ``str`` or ``unicode`` instance containing a JSON - document) to a Python object. - - *encoding* determines the encoding used to interpret any - :class:`str` objects decoded by this instance (``'utf-8'`` by - default). It has no effect when decoding :class:`unicode` objects. - - Note that currently only encodings that are a superset of ASCII work, - strings of other encodings should be passed in as :class:`unicode`. - - *object_hook*, if specified, will be called with the result of every - JSON object decoded and its return value will be used in place of the - given :class:`dict`. This can be used to provide custom - deserializations (e.g. to support JSON-RPC class hinting). - - *object_pairs_hook* is an optional function that will be called with - the result of any object literal decode with an ordered list of pairs. - The return value of *object_pairs_hook* will be used instead of the - :class:`dict`. This feature can be used to implement custom decoders - that rely on the order that the key and value pairs are decoded (for - example, :func:`collections.OrderedDict` will remember the order of - insertion). If *object_hook* is also defined, the *object_pairs_hook* - takes priority. - - *parse_float*, if specified, will be called with the string of every - JSON float to be decoded. By default, this is equivalent to - ``float(num_str)``. This can be used to use another datatype or parser - for JSON floats (e.g. :class:`decimal.Decimal`). - - *parse_int*, if specified, will be called with the string of every - JSON int to be decoded. By default, this is equivalent to - ``int(num_str)``. This can be used to use another datatype or parser - for JSON integers (e.g. :class:`float`). - - *parse_constant*, if specified, will be called with one of the - following strings: ``'-Infinity'``, ``'Infinity'``, ``'NaN'``. This - can be used to raise an exception if invalid JSON numbers are - encountered. - - If *use_decimal* is true (default: ``False``) then it implies - parse_float=decimal.Decimal for parity with ``dump``. - - To use a custom ``JSONDecoder`` subclass, specify it with the ``cls`` - kwarg. - - """ - if (cls is None and encoding is None and object_hook is None and - parse_int is None and parse_float is None and - parse_constant is None and object_pairs_hook is None - and not use_decimal and not kw): - return _default_decoder.decode(s) - if cls is None: - cls = JSONDecoder - if object_hook is not None: - kw['object_hook'] = object_hook - if object_pairs_hook is not None: - kw['object_pairs_hook'] = object_pairs_hook - if parse_float is not None: - kw['parse_float'] = parse_float - if parse_int is not None: - kw['parse_int'] = parse_int - if parse_constant is not None: - kw['parse_constant'] = parse_constant - if use_decimal: - if parse_float is not None: - raise TypeError("use_decimal=True implies parse_float=Decimal") - kw['parse_float'] = Decimal - return cls(encoding=encoding, **kw).decode(s) - - -def _toggle_speedups(enabled): - import simplejson.decoder as dec - import simplejson.encoder as enc - import simplejson.scanner as scan - c_make_encoder = _import_c_make_encoder() - if enabled: - dec.scanstring = dec.c_scanstring or dec.py_scanstring - enc.c_make_encoder = c_make_encoder - enc.encode_basestring_ascii = (enc.c_encode_basestring_ascii or - enc.py_encode_basestring_ascii) - scan.make_scanner = scan.c_make_scanner or scan.py_make_scanner - else: - dec.scanstring = dec.py_scanstring - enc.c_make_encoder = None - enc.encode_basestring_ascii = enc.py_encode_basestring_ascii - scan.make_scanner = scan.py_make_scanner - dec.make_scanner = scan.make_scanner - global _default_decoder - _default_decoder = JSONDecoder( - encoding=None, - object_hook=None, - object_pairs_hook=None, - ) - global _default_encoder - _default_encoder = JSONEncoder( - skipkeys=False, - ensure_ascii=True, - check_circular=True, - allow_nan=True, - indent=None, - separators=None, - encoding='utf-8', - default=None, - ) diff --git a/lib/simplejson/_speedups.c b/lib/simplejson/_speedups.c deleted file mode 100644 index a0e56676..00000000 --- a/lib/simplejson/_speedups.c +++ /dev/null @@ -1,2726 +0,0 @@ -#include "Python.h" -#include "structmember.h" -#if PY_VERSION_HEX < 0x02070000 && !defined(PyOS_string_to_double) -#define PyOS_string_to_double json_PyOS_string_to_double -static double -json_PyOS_string_to_double(const char *s, char **endptr, PyObject *overflow_exception); -static double -json_PyOS_string_to_double(const char *s, char **endptr, PyObject *overflow_exception) { - double x; - assert(endptr == NULL); - assert(overflow_exception == NULL); - PyFPE_START_PROTECT("json_PyOS_string_to_double", return -1.0;) - x = PyOS_ascii_atof(s); - PyFPE_END_PROTECT(x) - return x; -} -#endif -#if PY_VERSION_HEX < 0x02060000 && !defined(Py_TYPE) -#define Py_TYPE(ob) (((PyObject*)(ob))->ob_type) -#endif -#if PY_VERSION_HEX < 0x02060000 && !defined(Py_SIZE) -#define Py_SIZE(ob) (((PyVarObject*)(ob))->ob_size) -#endif -#if PY_VERSION_HEX < 0x02050000 && !defined(PY_SSIZE_T_MIN) -typedef int Py_ssize_t; -#define PY_SSIZE_T_MAX INT_MAX -#define PY_SSIZE_T_MIN INT_MIN -#define PyInt_FromSsize_t PyInt_FromLong -#define PyInt_AsSsize_t PyInt_AsLong -#endif -#ifndef Py_IS_FINITE -#define Py_IS_FINITE(X) (!Py_IS_INFINITY(X) && !Py_IS_NAN(X)) -#endif - -#ifdef __GNUC__ -#define UNUSED __attribute__((__unused__)) -#else -#define UNUSED -#endif - -#define DEFAULT_ENCODING "utf-8" - -#define PyScanner_Check(op) PyObject_TypeCheck(op, &PyScannerType) -#define PyScanner_CheckExact(op) (Py_TYPE(op) == &PyScannerType) -#define PyEncoder_Check(op) PyObject_TypeCheck(op, &PyEncoderType) -#define PyEncoder_CheckExact(op) (Py_TYPE(op) == &PyEncoderType) -#define Decimal_Check(op) (PyObject_TypeCheck(op, DecimalTypePtr)) - -static PyTypeObject PyScannerType; -static PyTypeObject PyEncoderType; -static PyTypeObject *DecimalTypePtr; - -typedef struct _PyScannerObject { - PyObject_HEAD - PyObject *encoding; - PyObject *strict; - PyObject *object_hook; - PyObject *pairs_hook; - PyObject *parse_float; - PyObject *parse_int; - PyObject *parse_constant; - PyObject *memo; -} PyScannerObject; - -static PyMemberDef scanner_members[] = { - {"encoding", T_OBJECT, offsetof(PyScannerObject, encoding), READONLY, "encoding"}, - {"strict", T_OBJECT, offsetof(PyScannerObject, strict), READONLY, "strict"}, - {"object_hook", T_OBJECT, offsetof(PyScannerObject, object_hook), READONLY, "object_hook"}, - {"object_pairs_hook", T_OBJECT, offsetof(PyScannerObject, pairs_hook), READONLY, "object_pairs_hook"}, - {"parse_float", T_OBJECT, offsetof(PyScannerObject, parse_float), READONLY, "parse_float"}, - {"parse_int", T_OBJECT, offsetof(PyScannerObject, parse_int), READONLY, "parse_int"}, - {"parse_constant", T_OBJECT, offsetof(PyScannerObject, parse_constant), READONLY, "parse_constant"}, - {NULL} -}; - -typedef struct _PyEncoderObject { - PyObject_HEAD - PyObject *markers; - PyObject *defaultfn; - PyObject *encoder; - PyObject *indent; - PyObject *key_separator; - PyObject *item_separator; - PyObject *sort_keys; - PyObject *skipkeys; - PyObject *key_memo; - int fast_encode; - int allow_nan; - int use_decimal; - int namedtuple_as_object; - int tuple_as_array; - int bigint_as_string; -} PyEncoderObject; - -static PyMemberDef encoder_members[] = { - {"markers", T_OBJECT, offsetof(PyEncoderObject, markers), READONLY, "markers"}, - {"default", T_OBJECT, offsetof(PyEncoderObject, defaultfn), READONLY, "default"}, - {"encoder", T_OBJECT, offsetof(PyEncoderObject, encoder), READONLY, "encoder"}, - {"indent", T_OBJECT, offsetof(PyEncoderObject, indent), READONLY, "indent"}, - {"key_separator", T_OBJECT, offsetof(PyEncoderObject, key_separator), READONLY, "key_separator"}, - {"item_separator", T_OBJECT, offsetof(PyEncoderObject, item_separator), READONLY, "item_separator"}, - {"sort_keys", T_OBJECT, offsetof(PyEncoderObject, sort_keys), READONLY, "sort_keys"}, - {"skipkeys", T_OBJECT, offsetof(PyEncoderObject, skipkeys), READONLY, "skipkeys"}, - {"key_memo", T_OBJECT, offsetof(PyEncoderObject, key_memo), READONLY, "key_memo"}, - {NULL} -}; - -static PyObject * -maybe_quote_bigint(PyObject *encoded, PyObject *obj); - -static Py_ssize_t -ascii_escape_char(Py_UNICODE c, char *output, Py_ssize_t chars); -static PyObject * -ascii_escape_unicode(PyObject *pystr); -static PyObject * -ascii_escape_str(PyObject *pystr); -static PyObject * -py_encode_basestring_ascii(PyObject* self UNUSED, PyObject *pystr); -void init_speedups(void); -static PyObject * -scan_once_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr); -static PyObject * -scan_once_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr); -static PyObject * -_build_rval_index_tuple(PyObject *rval, Py_ssize_t idx); -static PyObject * -scanner_new(PyTypeObject *type, PyObject *args, PyObject *kwds); -static int -scanner_init(PyObject *self, PyObject *args, PyObject *kwds); -static void -scanner_dealloc(PyObject *self); -static int -scanner_clear(PyObject *self); -static PyObject * -encoder_new(PyTypeObject *type, PyObject *args, PyObject *kwds); -static int -encoder_init(PyObject *self, PyObject *args, PyObject *kwds); -static void -encoder_dealloc(PyObject *self); -static int -encoder_clear(PyObject *self); -static int -encoder_listencode_list(PyEncoderObject *s, PyObject *rval, PyObject *seq, Py_ssize_t indent_level); -static int -encoder_listencode_obj(PyEncoderObject *s, PyObject *rval, PyObject *obj, Py_ssize_t indent_level); -static int -encoder_listencode_dict(PyEncoderObject *s, PyObject *rval, PyObject *dct, Py_ssize_t indent_level); -static PyObject * -_encoded_const(PyObject *obj); -static void -raise_errmsg(char *msg, PyObject *s, Py_ssize_t end); -static PyObject * -encoder_encode_string(PyEncoderObject *s, PyObject *obj); -static int -_convertPyInt_AsSsize_t(PyObject *o, Py_ssize_t *size_ptr); -static PyObject * -_convertPyInt_FromSsize_t(Py_ssize_t *size_ptr); -static PyObject * -encoder_encode_float(PyEncoderObject *s, PyObject *obj); -static int -_is_namedtuple(PyObject *obj); - -#define S_CHAR(c) (c >= ' ' && c <= '~' && c != '\\' && c != '"') -#define IS_WHITESPACE(c) (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r')) - -#define MIN_EXPANSION 6 -#ifdef Py_UNICODE_WIDE -#define MAX_EXPANSION (2 * MIN_EXPANSION) -#else -#define MAX_EXPANSION MIN_EXPANSION -#endif - -static PyObject * -maybe_quote_bigint(PyObject *encoded, PyObject *obj) -{ - static PyObject *big_long = NULL; - static PyObject *small_long = NULL; - if (big_long == NULL) { - big_long = PyLong_FromLongLong(1LL << 53); - if (big_long == NULL) { - Py_DECREF(encoded); - return NULL; - } - } - if (small_long == NULL) { - small_long = PyLong_FromLongLong(-1LL << 53); - if (small_long == NULL) { - Py_DECREF(encoded); - return NULL; - } - } - if (PyObject_RichCompareBool(obj, big_long, Py_GE) || - PyObject_RichCompareBool(obj, small_long, Py_LE)) { - PyObject* quoted = PyString_FromFormat("\"%s\"", - PyString_AsString(encoded)); - Py_DECREF(encoded); - encoded = quoted; - } - return encoded; -} - -static int -_is_namedtuple(PyObject *obj) -{ - int rval = 0; - PyObject *_asdict = PyObject_GetAttrString(obj, "_asdict"); - if (_asdict == NULL) { - PyErr_Clear(); - return 0; - } - rval = PyCallable_Check(_asdict); - Py_DECREF(_asdict); - return rval; -} - -static int -_convertPyInt_AsSsize_t(PyObject *o, Py_ssize_t *size_ptr) -{ - /* PyObject to Py_ssize_t converter */ - *size_ptr = PyInt_AsSsize_t(o); - if (*size_ptr == -1 && PyErr_Occurred()) - return 0; - return 1; -} - -static PyObject * -_convertPyInt_FromSsize_t(Py_ssize_t *size_ptr) -{ - /* Py_ssize_t to PyObject converter */ - return PyInt_FromSsize_t(*size_ptr); -} - -static Py_ssize_t -ascii_escape_char(Py_UNICODE c, char *output, Py_ssize_t chars) -{ - /* Escape unicode code point c to ASCII escape sequences - in char *output. output must have at least 12 bytes unused to - accommodate an escaped surrogate pair "\uXXXX\uXXXX" */ - output[chars++] = '\\'; - switch (c) { - case '\\': output[chars++] = (char)c; break; - case '"': output[chars++] = (char)c; break; - case '\b': output[chars++] = 'b'; break; - case '\f': output[chars++] = 'f'; break; - case '\n': output[chars++] = 'n'; break; - case '\r': output[chars++] = 'r'; break; - case '\t': output[chars++] = 't'; break; - default: -#ifdef Py_UNICODE_WIDE - if (c >= 0x10000) { - /* UTF-16 surrogate pair */ - Py_UNICODE v = c - 0x10000; - c = 0xd800 | ((v >> 10) & 0x3ff); - output[chars++] = 'u'; - output[chars++] = "0123456789abcdef"[(c >> 12) & 0xf]; - output[chars++] = "0123456789abcdef"[(c >> 8) & 0xf]; - output[chars++] = "0123456789abcdef"[(c >> 4) & 0xf]; - output[chars++] = "0123456789abcdef"[(c ) & 0xf]; - c = 0xdc00 | (v & 0x3ff); - output[chars++] = '\\'; - } -#endif - output[chars++] = 'u'; - output[chars++] = "0123456789abcdef"[(c >> 12) & 0xf]; - output[chars++] = "0123456789abcdef"[(c >> 8) & 0xf]; - output[chars++] = "0123456789abcdef"[(c >> 4) & 0xf]; - output[chars++] = "0123456789abcdef"[(c ) & 0xf]; - } - return chars; -} - -static PyObject * -ascii_escape_unicode(PyObject *pystr) -{ - /* Take a PyUnicode pystr and return a new ASCII-only escaped PyString */ - Py_ssize_t i; - Py_ssize_t input_chars; - Py_ssize_t output_size; - Py_ssize_t max_output_size; - Py_ssize_t chars; - PyObject *rval; - char *output; - Py_UNICODE *input_unicode; - - input_chars = PyUnicode_GET_SIZE(pystr); - input_unicode = PyUnicode_AS_UNICODE(pystr); - - /* One char input can be up to 6 chars output, estimate 4 of these */ - output_size = 2 + (MIN_EXPANSION * 4) + input_chars; - max_output_size = 2 + (input_chars * MAX_EXPANSION); - rval = PyString_FromStringAndSize(NULL, output_size); - if (rval == NULL) { - return NULL; - } - output = PyString_AS_STRING(rval); - chars = 0; - output[chars++] = '"'; - for (i = 0; i < input_chars; i++) { - Py_UNICODE c = input_unicode[i]; - if (S_CHAR(c)) { - output[chars++] = (char)c; - } - else { - chars = ascii_escape_char(c, output, chars); - } - if (output_size - chars < (1 + MAX_EXPANSION)) { - /* There's more than four, so let's resize by a lot */ - Py_ssize_t new_output_size = output_size * 2; - /* This is an upper bound */ - if (new_output_size > max_output_size) { - new_output_size = max_output_size; - } - /* Make sure that the output size changed before resizing */ - if (new_output_size != output_size) { - output_size = new_output_size; - if (_PyString_Resize(&rval, output_size) == -1) { - return NULL; - } - output = PyString_AS_STRING(rval); - } - } - } - output[chars++] = '"'; - if (_PyString_Resize(&rval, chars) == -1) { - return NULL; - } - return rval; -} - -static PyObject * -ascii_escape_str(PyObject *pystr) -{ - /* Take a PyString pystr and return a new ASCII-only escaped PyString */ - Py_ssize_t i; - Py_ssize_t input_chars; - Py_ssize_t output_size; - Py_ssize_t chars; - PyObject *rval; - char *output; - char *input_str; - - input_chars = PyString_GET_SIZE(pystr); - input_str = PyString_AS_STRING(pystr); - - /* Fast path for a string that's already ASCII */ - for (i = 0; i < input_chars; i++) { - Py_UNICODE c = (Py_UNICODE)(unsigned char)input_str[i]; - if (!S_CHAR(c)) { - /* If we have to escape something, scan the string for unicode */ - Py_ssize_t j; - for (j = i; j < input_chars; j++) { - c = (Py_UNICODE)(unsigned char)input_str[j]; - if (c > 0x7f) { - /* We hit a non-ASCII character, bail to unicode mode */ - PyObject *uni; - uni = PyUnicode_DecodeUTF8(input_str, input_chars, "strict"); - if (uni == NULL) { - return NULL; - } - rval = ascii_escape_unicode(uni); - Py_DECREF(uni); - return rval; - } - } - break; - } - } - - if (i == input_chars) { - /* Input is already ASCII */ - output_size = 2 + input_chars; - } - else { - /* One char input can be up to 6 chars output, estimate 4 of these */ - output_size = 2 + (MIN_EXPANSION * 4) + input_chars; - } - rval = PyString_FromStringAndSize(NULL, output_size); - if (rval == NULL) { - return NULL; - } - output = PyString_AS_STRING(rval); - output[0] = '"'; - - /* We know that everything up to i is ASCII already */ - chars = i + 1; - memcpy(&output[1], input_str, i); - - for (; i < input_chars; i++) { - Py_UNICODE c = (Py_UNICODE)(unsigned char)input_str[i]; - if (S_CHAR(c)) { - output[chars++] = (char)c; - } - else { - chars = ascii_escape_char(c, output, chars); - } - /* An ASCII char can't possibly expand to a surrogate! */ - if (output_size - chars < (1 + MIN_EXPANSION)) { - /* There's more than four, so let's resize by a lot */ - output_size *= 2; - if (output_size > 2 + (input_chars * MIN_EXPANSION)) { - output_size = 2 + (input_chars * MIN_EXPANSION); - } - if (_PyString_Resize(&rval, output_size) == -1) { - return NULL; - } - output = PyString_AS_STRING(rval); - } - } - output[chars++] = '"'; - if (_PyString_Resize(&rval, chars) == -1) { - return NULL; - } - return rval; -} - -static void -raise_errmsg(char *msg, PyObject *s, Py_ssize_t end) -{ - /* Use the Python function simplejson.decoder.errmsg to raise a nice - looking ValueError exception */ - static PyObject *JSONDecodeError = NULL; - PyObject *exc; - if (JSONDecodeError == NULL) { - PyObject *decoder = PyImport_ImportModule("simplejson.decoder"); - if (decoder == NULL) - return; - JSONDecodeError = PyObject_GetAttrString(decoder, "JSONDecodeError"); - Py_DECREF(decoder); - if (JSONDecodeError == NULL) - return; - } - exc = PyObject_CallFunction(JSONDecodeError, "(zOO&)", msg, s, _convertPyInt_FromSsize_t, &end); - if (exc) { - PyErr_SetObject(JSONDecodeError, exc); - Py_DECREF(exc); - } -} - -static PyObject * -join_list_unicode(PyObject *lst) -{ - /* return u''.join(lst) */ - static PyObject *joinfn = NULL; - if (joinfn == NULL) { - PyObject *ustr = PyUnicode_FromUnicode(NULL, 0); - if (ustr == NULL) - return NULL; - - joinfn = PyObject_GetAttrString(ustr, "join"); - Py_DECREF(ustr); - if (joinfn == NULL) - return NULL; - } - return PyObject_CallFunctionObjArgs(joinfn, lst, NULL); -} - -static PyObject * -join_list_string(PyObject *lst) -{ - /* return ''.join(lst) */ - static PyObject *joinfn = NULL; - if (joinfn == NULL) { - PyObject *ustr = PyString_FromStringAndSize(NULL, 0); - if (ustr == NULL) - return NULL; - - joinfn = PyObject_GetAttrString(ustr, "join"); - Py_DECREF(ustr); - if (joinfn == NULL) - return NULL; - } - return PyObject_CallFunctionObjArgs(joinfn, lst, NULL); -} - -static PyObject * -_build_rval_index_tuple(PyObject *rval, Py_ssize_t idx) { - /* return (rval, idx) tuple, stealing reference to rval */ - PyObject *tpl; - PyObject *pyidx; - /* - steal a reference to rval, returns (rval, idx) - */ - if (rval == NULL) { - return NULL; - } - pyidx = PyInt_FromSsize_t(idx); - if (pyidx == NULL) { - Py_DECREF(rval); - return NULL; - } - tpl = PyTuple_New(2); - if (tpl == NULL) { - Py_DECREF(pyidx); - Py_DECREF(rval); - return NULL; - } - PyTuple_SET_ITEM(tpl, 0, rval); - PyTuple_SET_ITEM(tpl, 1, pyidx); - return tpl; -} - -#define APPEND_OLD_CHUNK \ - if (chunk != NULL) { \ - if (chunks == NULL) { \ - chunks = PyList_New(0); \ - if (chunks == NULL) { \ - goto bail; \ - } \ - } \ - if (PyList_Append(chunks, chunk)) { \ - goto bail; \ - } \ - Py_CLEAR(chunk); \ - } - -static PyObject * -scanstring_str(PyObject *pystr, Py_ssize_t end, char *encoding, int strict, Py_ssize_t *next_end_ptr) -{ - /* Read the JSON string from PyString pystr. - end is the index of the first character after the quote. - encoding is the encoding of pystr (must be an ASCII superset) - if strict is zero then literal control characters are allowed - *next_end_ptr is a return-by-reference index of the character - after the end quote - - Return value is a new PyString (if ASCII-only) or PyUnicode - */ - PyObject *rval; - Py_ssize_t len = PyString_GET_SIZE(pystr); - Py_ssize_t begin = end - 1; - Py_ssize_t next = begin; - int has_unicode = 0; - char *buf = PyString_AS_STRING(pystr); - PyObject *chunks = NULL; - PyObject *chunk = NULL; - - if (len == end) { - raise_errmsg("Unterminated string starting at", pystr, begin); - } - else if (end < 0 || len < end) { - PyErr_SetString(PyExc_ValueError, "end is out of bounds"); - goto bail; - } - while (1) { - /* Find the end of the string or the next escape */ - Py_UNICODE c = 0; - for (next = end; next < len; next++) { - c = (unsigned char)buf[next]; - if (c == '"' || c == '\\') { - break; - } - else if (strict && c <= 0x1f) { - raise_errmsg("Invalid control character at", pystr, next); - goto bail; - } - else if (c > 0x7f) { - has_unicode = 1; - } - } - if (!(c == '"' || c == '\\')) { - raise_errmsg("Unterminated string starting at", pystr, begin); - goto bail; - } - /* Pick up this chunk if it's not zero length */ - if (next != end) { - PyObject *strchunk; - APPEND_OLD_CHUNK - strchunk = PyString_FromStringAndSize(&buf[end], next - end); - if (strchunk == NULL) { - goto bail; - } - if (has_unicode) { - chunk = PyUnicode_FromEncodedObject(strchunk, encoding, NULL); - Py_DECREF(strchunk); - if (chunk == NULL) { - goto bail; - } - } - else { - chunk = strchunk; - } - } - next++; - if (c == '"') { - end = next; - break; - } - if (next == len) { - raise_errmsg("Unterminated string starting at", pystr, begin); - goto bail; - } - c = buf[next]; - if (c != 'u') { - /* Non-unicode backslash escapes */ - end = next + 1; - switch (c) { - case '"': break; - case '\\': break; - case '/': break; - case 'b': c = '\b'; break; - case 'f': c = '\f'; break; - case 'n': c = '\n'; break; - case 'r': c = '\r'; break; - case 't': c = '\t'; break; - default: c = 0; - } - if (c == 0) { - raise_errmsg("Invalid \\escape", pystr, end - 2); - goto bail; - } - } - else { - c = 0; - next++; - end = next + 4; - if (end >= len) { - raise_errmsg("Invalid \\uXXXX escape", pystr, next - 1); - goto bail; - } - /* Decode 4 hex digits */ - for (; next < end; next++) { - Py_UNICODE digit = buf[next]; - c <<= 4; - switch (digit) { - case '0': case '1': case '2': case '3': case '4': - case '5': case '6': case '7': case '8': case '9': - c |= (digit - '0'); break; - case 'a': case 'b': case 'c': case 'd': case 'e': - case 'f': - c |= (digit - 'a' + 10); break; - case 'A': case 'B': case 'C': case 'D': case 'E': - case 'F': - c |= (digit - 'A' + 10); break; - default: - raise_errmsg("Invalid \\uXXXX escape", pystr, end - 5); - goto bail; - } - } -#ifdef Py_UNICODE_WIDE - /* Surrogate pair */ - if ((c & 0xfc00) == 0xd800) { - Py_UNICODE c2 = 0; - if (end + 6 >= len) { - raise_errmsg("Unpaired high surrogate", pystr, end - 5); - goto bail; - } - if (buf[next++] != '\\' || buf[next++] != 'u') { - raise_errmsg("Unpaired high surrogate", pystr, end - 5); - goto bail; - } - end += 6; - /* Decode 4 hex digits */ - for (; next < end; next++) { - c2 <<= 4; - Py_UNICODE digit = buf[next]; - switch (digit) { - case '0': case '1': case '2': case '3': case '4': - case '5': case '6': case '7': case '8': case '9': - c2 |= (digit - '0'); break; - case 'a': case 'b': case 'c': case 'd': case 'e': - case 'f': - c2 |= (digit - 'a' + 10); break; - case 'A': case 'B': case 'C': case 'D': case 'E': - case 'F': - c2 |= (digit - 'A' + 10); break; - default: - raise_errmsg("Invalid \\uXXXX escape", pystr, end - 5); - goto bail; - } - } - if ((c2 & 0xfc00) != 0xdc00) { - raise_errmsg("Unpaired high surrogate", pystr, end - 5); - goto bail; - } - c = 0x10000 + (((c - 0xd800) << 10) | (c2 - 0xdc00)); - } - else if ((c & 0xfc00) == 0xdc00) { - raise_errmsg("Unpaired low surrogate", pystr, end - 5); - goto bail; - } -#endif - } - if (c > 0x7f) { - has_unicode = 1; - } - APPEND_OLD_CHUNK - if (has_unicode) { - chunk = PyUnicode_FromUnicode(&c, 1); - if (chunk == NULL) { - goto bail; - } - } - else { - char c_char = Py_CHARMASK(c); - chunk = PyString_FromStringAndSize(&c_char, 1); - if (chunk == NULL) { - goto bail; - } - } - } - - if (chunks == NULL) { - if (chunk != NULL) - rval = chunk; - else - rval = PyString_FromStringAndSize("", 0); - } - else { - APPEND_OLD_CHUNK - rval = join_list_string(chunks); - if (rval == NULL) { - goto bail; - } - Py_CLEAR(chunks); - } - - *next_end_ptr = end; - return rval; -bail: - *next_end_ptr = -1; - Py_XDECREF(chunk); - Py_XDECREF(chunks); - return NULL; -} - - -static PyObject * -scanstring_unicode(PyObject *pystr, Py_ssize_t end, int strict, Py_ssize_t *next_end_ptr) -{ - /* Read the JSON string from PyUnicode pystr. - end is the index of the first character after the quote. - if strict is zero then literal control characters are allowed - *next_end_ptr is a return-by-reference index of the character - after the end quote - - Return value is a new PyUnicode - */ - PyObject *rval; - Py_ssize_t len = PyUnicode_GET_SIZE(pystr); - Py_ssize_t begin = end - 1; - Py_ssize_t next = begin; - const Py_UNICODE *buf = PyUnicode_AS_UNICODE(pystr); - PyObject *chunks = NULL; - PyObject *chunk = NULL; - - if (len == end) { - raise_errmsg("Unterminated string starting at", pystr, begin); - } - else if (end < 0 || len < end) { - PyErr_SetString(PyExc_ValueError, "end is out of bounds"); - goto bail; - } - while (1) { - /* Find the end of the string or the next escape */ - Py_UNICODE c = 0; - for (next = end; next < len; next++) { - c = buf[next]; - if (c == '"' || c == '\\') { - break; - } - else if (strict && c <= 0x1f) { - raise_errmsg("Invalid control character at", pystr, next); - goto bail; - } - } - if (!(c == '"' || c == '\\')) { - raise_errmsg("Unterminated string starting at", pystr, begin); - goto bail; - } - /* Pick up this chunk if it's not zero length */ - if (next != end) { - APPEND_OLD_CHUNK - chunk = PyUnicode_FromUnicode(&buf[end], next - end); - if (chunk == NULL) { - goto bail; - } - } - next++; - if (c == '"') { - end = next; - break; - } - if (next == len) { - raise_errmsg("Unterminated string starting at", pystr, begin); - goto bail; - } - c = buf[next]; - if (c != 'u') { - /* Non-unicode backslash escapes */ - end = next + 1; - switch (c) { - case '"': break; - case '\\': break; - case '/': break; - case 'b': c = '\b'; break; - case 'f': c = '\f'; break; - case 'n': c = '\n'; break; - case 'r': c = '\r'; break; - case 't': c = '\t'; break; - default: c = 0; - } - if (c == 0) { - raise_errmsg("Invalid \\escape", pystr, end - 2); - goto bail; - } - } - else { - c = 0; - next++; - end = next + 4; - if (end >= len) { - raise_errmsg("Invalid \\uXXXX escape", pystr, next - 1); - goto bail; - } - /* Decode 4 hex digits */ - for (; next < end; next++) { - Py_UNICODE digit = buf[next]; - c <<= 4; - switch (digit) { - case '0': case '1': case '2': case '3': case '4': - case '5': case '6': case '7': case '8': case '9': - c |= (digit - '0'); break; - case 'a': case 'b': case 'c': case 'd': case 'e': - case 'f': - c |= (digit - 'a' + 10); break; - case 'A': case 'B': case 'C': case 'D': case 'E': - case 'F': - c |= (digit - 'A' + 10); break; - default: - raise_errmsg("Invalid \\uXXXX escape", pystr, end - 5); - goto bail; - } - } -#ifdef Py_UNICODE_WIDE - /* Surrogate pair */ - if ((c & 0xfc00) == 0xd800) { - Py_UNICODE c2 = 0; - if (end + 6 >= len) { - raise_errmsg("Unpaired high surrogate", pystr, end - 5); - goto bail; - } - if (buf[next++] != '\\' || buf[next++] != 'u') { - raise_errmsg("Unpaired high surrogate", pystr, end - 5); - goto bail; - } - end += 6; - /* Decode 4 hex digits */ - for (; next < end; next++) { - c2 <<= 4; - Py_UNICODE digit = buf[next]; - switch (digit) { - case '0': case '1': case '2': case '3': case '4': - case '5': case '6': case '7': case '8': case '9': - c2 |= (digit - '0'); break; - case 'a': case 'b': case 'c': case 'd': case 'e': - case 'f': - c2 |= (digit - 'a' + 10); break; - case 'A': case 'B': case 'C': case 'D': case 'E': - case 'F': - c2 |= (digit - 'A' + 10); break; - default: - raise_errmsg("Invalid \\uXXXX escape", pystr, end - 5); - goto bail; - } - } - if ((c2 & 0xfc00) != 0xdc00) { - raise_errmsg("Unpaired high surrogate", pystr, end - 5); - goto bail; - } - c = 0x10000 + (((c - 0xd800) << 10) | (c2 - 0xdc00)); - } - else if ((c & 0xfc00) == 0xdc00) { - raise_errmsg("Unpaired low surrogate", pystr, end - 5); - goto bail; - } -#endif - } - APPEND_OLD_CHUNK - chunk = PyUnicode_FromUnicode(&c, 1); - if (chunk == NULL) { - goto bail; - } - } - - if (chunks == NULL) { - if (chunk != NULL) - rval = chunk; - else - rval = PyUnicode_FromUnicode(NULL, 0); - } - else { - APPEND_OLD_CHUNK - rval = join_list_unicode(chunks); - if (rval == NULL) { - goto bail; - } - Py_CLEAR(chunks); - } - *next_end_ptr = end; - return rval; -bail: - *next_end_ptr = -1; - Py_XDECREF(chunk); - Py_XDECREF(chunks); - return NULL; -} - -PyDoc_STRVAR(pydoc_scanstring, - "scanstring(basestring, end, encoding, strict=True) -> (str, end)\n" - "\n" - "Scan the string s for a JSON string. End is the index of the\n" - "character in s after the quote that started the JSON string.\n" - "Unescapes all valid JSON string escape sequences and raises ValueError\n" - "on attempt to decode an invalid string. If strict is False then literal\n" - "control characters are allowed in the string.\n" - "\n" - "Returns a tuple of the decoded string and the index of the character in s\n" - "after the end quote." -); - -static PyObject * -py_scanstring(PyObject* self UNUSED, PyObject *args) -{ - PyObject *pystr; - PyObject *rval; - Py_ssize_t end; - Py_ssize_t next_end = -1; - char *encoding = NULL; - int strict = 1; - if (!PyArg_ParseTuple(args, "OO&|zi:scanstring", &pystr, _convertPyInt_AsSsize_t, &end, &encoding, &strict)) { - return NULL; - } - if (encoding == NULL) { - encoding = DEFAULT_ENCODING; - } - if (PyString_Check(pystr)) { - rval = scanstring_str(pystr, end, encoding, strict, &next_end); - } - else if (PyUnicode_Check(pystr)) { - rval = scanstring_unicode(pystr, end, strict, &next_end); - } - else { - PyErr_Format(PyExc_TypeError, - "first argument must be a string, not %.80s", - Py_TYPE(pystr)->tp_name); - return NULL; - } - return _build_rval_index_tuple(rval, next_end); -} - -PyDoc_STRVAR(pydoc_encode_basestring_ascii, - "encode_basestring_ascii(basestring) -> str\n" - "\n" - "Return an ASCII-only JSON representation of a Python string" -); - -static PyObject * -py_encode_basestring_ascii(PyObject* self UNUSED, PyObject *pystr) -{ - /* Return an ASCII-only JSON representation of a Python string */ - /* METH_O */ - if (PyString_Check(pystr)) { - return ascii_escape_str(pystr); - } - else if (PyUnicode_Check(pystr)) { - return ascii_escape_unicode(pystr); - } - else { - PyErr_Format(PyExc_TypeError, - "first argument must be a string, not %.80s", - Py_TYPE(pystr)->tp_name); - return NULL; - } -} - -static void -scanner_dealloc(PyObject *self) -{ - /* Deallocate scanner object */ - scanner_clear(self); - Py_TYPE(self)->tp_free(self); -} - -static int -scanner_traverse(PyObject *self, visitproc visit, void *arg) -{ - PyScannerObject *s; - assert(PyScanner_Check(self)); - s = (PyScannerObject *)self; - Py_VISIT(s->encoding); - Py_VISIT(s->strict); - Py_VISIT(s->object_hook); - Py_VISIT(s->pairs_hook); - Py_VISIT(s->parse_float); - Py_VISIT(s->parse_int); - Py_VISIT(s->parse_constant); - Py_VISIT(s->memo); - return 0; -} - -static int -scanner_clear(PyObject *self) -{ - PyScannerObject *s; - assert(PyScanner_Check(self)); - s = (PyScannerObject *)self; - Py_CLEAR(s->encoding); - Py_CLEAR(s->strict); - Py_CLEAR(s->object_hook); - Py_CLEAR(s->pairs_hook); - Py_CLEAR(s->parse_float); - Py_CLEAR(s->parse_int); - Py_CLEAR(s->parse_constant); - Py_CLEAR(s->memo); - return 0; -} - -static PyObject * -_parse_object_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr) { - /* Read a JSON object from PyString pystr. - idx is the index of the first character after the opening curly brace. - *next_idx_ptr is a return-by-reference index to the first character after - the closing curly brace. - - Returns a new PyObject (usually a dict, but object_hook or - object_pairs_hook can change that) - */ - char *str = PyString_AS_STRING(pystr); - Py_ssize_t end_idx = PyString_GET_SIZE(pystr) - 1; - PyObject *rval = NULL; - PyObject *pairs = NULL; - PyObject *item; - PyObject *key = NULL; - PyObject *val = NULL; - char *encoding = PyString_AS_STRING(s->encoding); - int strict = PyObject_IsTrue(s->strict); - int has_pairs_hook = (s->pairs_hook != Py_None); - Py_ssize_t next_idx; - if (has_pairs_hook) { - pairs = PyList_New(0); - if (pairs == NULL) - return NULL; - } - else { - rval = PyDict_New(); - if (rval == NULL) - return NULL; - } - - /* skip whitespace after { */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - - /* only loop if the object is non-empty */ - if (idx <= end_idx && str[idx] != '}') { - while (idx <= end_idx) { - PyObject *memokey; - - /* read key */ - if (str[idx] != '"') { - raise_errmsg("Expecting property name", pystr, idx); - goto bail; - } - key = scanstring_str(pystr, idx + 1, encoding, strict, &next_idx); - if (key == NULL) - goto bail; - memokey = PyDict_GetItem(s->memo, key); - if (memokey != NULL) { - Py_INCREF(memokey); - Py_DECREF(key); - key = memokey; - } - else { - if (PyDict_SetItem(s->memo, key, key) < 0) - goto bail; - } - idx = next_idx; - - /* skip whitespace between key and : delimiter, read :, skip whitespace */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - if (idx > end_idx || str[idx] != ':') { - raise_errmsg("Expecting : delimiter", pystr, idx); - goto bail; - } - idx++; - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - - /* read any JSON data type */ - val = scan_once_str(s, pystr, idx, &next_idx); - if (val == NULL) - goto bail; - - if (has_pairs_hook) { - item = PyTuple_Pack(2, key, val); - if (item == NULL) - goto bail; - Py_CLEAR(key); - Py_CLEAR(val); - if (PyList_Append(pairs, item) == -1) { - Py_DECREF(item); - goto bail; - } - Py_DECREF(item); - } - else { - if (PyDict_SetItem(rval, key, val) < 0) - goto bail; - Py_CLEAR(key); - Py_CLEAR(val); - } - idx = next_idx; - - /* skip whitespace before } or , */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - - /* bail if the object is closed or we didn't get the , delimiter */ - if (idx > end_idx) break; - if (str[idx] == '}') { - break; - } - else if (str[idx] != ',') { - raise_errmsg("Expecting , delimiter", pystr, idx); - goto bail; - } - idx++; - - /* skip whitespace after , delimiter */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - } - } - /* verify that idx < end_idx, str[idx] should be '}' */ - if (idx > end_idx || str[idx] != '}') { - raise_errmsg("Expecting object", pystr, end_idx); - goto bail; - } - - /* if pairs_hook is not None: rval = object_pairs_hook(pairs) */ - if (s->pairs_hook != Py_None) { - val = PyObject_CallFunctionObjArgs(s->pairs_hook, pairs, NULL); - if (val == NULL) - goto bail; - Py_DECREF(pairs); - *next_idx_ptr = idx + 1; - return val; - } - - /* if object_hook is not None: rval = object_hook(rval) */ - if (s->object_hook != Py_None) { - val = PyObject_CallFunctionObjArgs(s->object_hook, rval, NULL); - if (val == NULL) - goto bail; - Py_DECREF(rval); - rval = val; - val = NULL; - } - *next_idx_ptr = idx + 1; - return rval; -bail: - Py_XDECREF(rval); - Py_XDECREF(key); - Py_XDECREF(val); - Py_XDECREF(pairs); - return NULL; -} - -static PyObject * -_parse_object_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr) { - /* Read a JSON object from PyUnicode pystr. - idx is the index of the first character after the opening curly brace. - *next_idx_ptr is a return-by-reference index to the first character after - the closing curly brace. - - Returns a new PyObject (usually a dict, but object_hook can change that) - */ - Py_UNICODE *str = PyUnicode_AS_UNICODE(pystr); - Py_ssize_t end_idx = PyUnicode_GET_SIZE(pystr) - 1; - PyObject *rval = NULL; - PyObject *pairs = NULL; - PyObject *item; - PyObject *key = NULL; - PyObject *val = NULL; - int strict = PyObject_IsTrue(s->strict); - int has_pairs_hook = (s->pairs_hook != Py_None); - Py_ssize_t next_idx; - - if (has_pairs_hook) { - pairs = PyList_New(0); - if (pairs == NULL) - return NULL; - } - else { - rval = PyDict_New(); - if (rval == NULL) - return NULL; - } - - /* skip whitespace after { */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - - /* only loop if the object is non-empty */ - if (idx <= end_idx && str[idx] != '}') { - while (idx <= end_idx) { - PyObject *memokey; - - /* read key */ - if (str[idx] != '"') { - raise_errmsg("Expecting property name", pystr, idx); - goto bail; - } - key = scanstring_unicode(pystr, idx + 1, strict, &next_idx); - if (key == NULL) - goto bail; - memokey = PyDict_GetItem(s->memo, key); - if (memokey != NULL) { - Py_INCREF(memokey); - Py_DECREF(key); - key = memokey; - } - else { - if (PyDict_SetItem(s->memo, key, key) < 0) - goto bail; - } - idx = next_idx; - - /* skip whitespace between key and : delimiter, read :, skip whitespace */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - if (idx > end_idx || str[idx] != ':') { - raise_errmsg("Expecting : delimiter", pystr, idx); - goto bail; - } - idx++; - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - - /* read any JSON term */ - val = scan_once_unicode(s, pystr, idx, &next_idx); - if (val == NULL) - goto bail; - - if (has_pairs_hook) { - item = PyTuple_Pack(2, key, val); - if (item == NULL) - goto bail; - Py_CLEAR(key); - Py_CLEAR(val); - if (PyList_Append(pairs, item) == -1) { - Py_DECREF(item); - goto bail; - } - Py_DECREF(item); - } - else { - if (PyDict_SetItem(rval, key, val) < 0) - goto bail; - Py_CLEAR(key); - Py_CLEAR(val); - } - idx = next_idx; - - /* skip whitespace before } or , */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - - /* bail if the object is closed or we didn't get the , delimiter */ - if (idx > end_idx) break; - if (str[idx] == '}') { - break; - } - else if (str[idx] != ',') { - raise_errmsg("Expecting , delimiter", pystr, idx); - goto bail; - } - idx++; - - /* skip whitespace after , delimiter */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - } - } - - /* verify that idx < end_idx, str[idx] should be '}' */ - if (idx > end_idx || str[idx] != '}') { - raise_errmsg("Expecting object", pystr, end_idx); - goto bail; - } - - /* if pairs_hook is not None: rval = object_pairs_hook(pairs) */ - if (s->pairs_hook != Py_None) { - val = PyObject_CallFunctionObjArgs(s->pairs_hook, pairs, NULL); - if (val == NULL) - goto bail; - Py_DECREF(pairs); - *next_idx_ptr = idx + 1; - return val; - } - - /* if object_hook is not None: rval = object_hook(rval) */ - if (s->object_hook != Py_None) { - val = PyObject_CallFunctionObjArgs(s->object_hook, rval, NULL); - if (val == NULL) - goto bail; - Py_DECREF(rval); - rval = val; - val = NULL; - } - *next_idx_ptr = idx + 1; - return rval; -bail: - Py_XDECREF(rval); - Py_XDECREF(key); - Py_XDECREF(val); - Py_XDECREF(pairs); - return NULL; -} - -static PyObject * -_parse_array_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr) { - /* Read a JSON array from PyString pystr. - idx is the index of the first character after the opening brace. - *next_idx_ptr is a return-by-reference index to the first character after - the closing brace. - - Returns a new PyList - */ - char *str = PyString_AS_STRING(pystr); - Py_ssize_t end_idx = PyString_GET_SIZE(pystr) - 1; - PyObject *val = NULL; - PyObject *rval = PyList_New(0); - Py_ssize_t next_idx; - if (rval == NULL) - return NULL; - - /* skip whitespace after [ */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - - /* only loop if the array is non-empty */ - if (idx <= end_idx && str[idx] != ']') { - while (idx <= end_idx) { - - /* read any JSON term and de-tuplefy the (rval, idx) */ - val = scan_once_str(s, pystr, idx, &next_idx); - if (val == NULL) { - if (PyErr_ExceptionMatches(PyExc_StopIteration)) { - PyErr_Clear(); - raise_errmsg("Expecting object", pystr, idx); - } - goto bail; - } - - if (PyList_Append(rval, val) == -1) - goto bail; - - Py_CLEAR(val); - idx = next_idx; - - /* skip whitespace between term and , */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - - /* bail if the array is closed or we didn't get the , delimiter */ - if (idx > end_idx) break; - if (str[idx] == ']') { - break; - } - else if (str[idx] != ',') { - raise_errmsg("Expecting , delimiter", pystr, idx); - goto bail; - } - idx++; - - /* skip whitespace after , */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - } - } - - /* verify that idx < end_idx, str[idx] should be ']' */ - if (idx > end_idx || str[idx] != ']') { - raise_errmsg("Expecting object", pystr, end_idx); - goto bail; - } - *next_idx_ptr = idx + 1; - return rval; -bail: - Py_XDECREF(val); - Py_DECREF(rval); - return NULL; -} - -static PyObject * -_parse_array_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr) { - /* Read a JSON array from PyString pystr. - idx is the index of the first character after the opening brace. - *next_idx_ptr is a return-by-reference index to the first character after - the closing brace. - - Returns a new PyList - */ - Py_UNICODE *str = PyUnicode_AS_UNICODE(pystr); - Py_ssize_t end_idx = PyUnicode_GET_SIZE(pystr) - 1; - PyObject *val = NULL; - PyObject *rval = PyList_New(0); - Py_ssize_t next_idx; - if (rval == NULL) - return NULL; - - /* skip whitespace after [ */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - - /* only loop if the array is non-empty */ - if (idx <= end_idx && str[idx] != ']') { - while (idx <= end_idx) { - - /* read any JSON term */ - val = scan_once_unicode(s, pystr, idx, &next_idx); - if (val == NULL) { - if (PyErr_ExceptionMatches(PyExc_StopIteration)) { - PyErr_Clear(); - raise_errmsg("Expecting object", pystr, idx); - } - goto bail; - } - - if (PyList_Append(rval, val) == -1) - goto bail; - - Py_CLEAR(val); - idx = next_idx; - - /* skip whitespace between term and , */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - - /* bail if the array is closed or we didn't get the , delimiter */ - if (idx > end_idx) break; - if (str[idx] == ']') { - break; - } - else if (str[idx] != ',') { - raise_errmsg("Expecting , delimiter", pystr, idx); - goto bail; - } - idx++; - - /* skip whitespace after , */ - while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++; - } - } - - /* verify that idx < end_idx, str[idx] should be ']' */ - if (idx > end_idx || str[idx] != ']') { - raise_errmsg("Expecting object", pystr, end_idx); - goto bail; - } - *next_idx_ptr = idx + 1; - return rval; -bail: - Py_XDECREF(val); - Py_DECREF(rval); - return NULL; -} - -static PyObject * -_parse_constant(PyScannerObject *s, char *constant, Py_ssize_t idx, Py_ssize_t *next_idx_ptr) { - /* Read a JSON constant from PyString pystr. - constant is the constant string that was found - ("NaN", "Infinity", "-Infinity"). - idx is the index of the first character of the constant - *next_idx_ptr is a return-by-reference index to the first character after - the constant. - - Returns the result of parse_constant - */ - PyObject *cstr; - PyObject *rval; - /* constant is "NaN", "Infinity", or "-Infinity" */ - cstr = PyString_InternFromString(constant); - if (cstr == NULL) - return NULL; - - /* rval = parse_constant(constant) */ - rval = PyObject_CallFunctionObjArgs(s->parse_constant, cstr, NULL); - idx += PyString_GET_SIZE(cstr); - Py_DECREF(cstr); - *next_idx_ptr = idx; - return rval; -} - -static PyObject * -_match_number_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t start, Py_ssize_t *next_idx_ptr) { - /* Read a JSON number from PyString pystr. - idx is the index of the first character of the number - *next_idx_ptr is a return-by-reference index to the first character after - the number. - - Returns a new PyObject representation of that number: - PyInt, PyLong, or PyFloat. - May return other types if parse_int or parse_float are set - */ - char *str = PyString_AS_STRING(pystr); - Py_ssize_t end_idx = PyString_GET_SIZE(pystr) - 1; - Py_ssize_t idx = start; - int is_float = 0; - PyObject *rval; - PyObject *numstr; - - /* read a sign if it's there, make sure it's not the end of the string */ - if (str[idx] == '-') { - idx++; - if (idx > end_idx) { - PyErr_SetNone(PyExc_StopIteration); - return NULL; - } - } - - /* read as many integer digits as we find as long as it doesn't start with 0 */ - if (str[idx] >= '1' && str[idx] <= '9') { - idx++; - while (idx <= end_idx && str[idx] >= '0' && str[idx] <= '9') idx++; - } - /* if it starts with 0 we only expect one integer digit */ - else if (str[idx] == '0') { - idx++; - } - /* no integer digits, error */ - else { - PyErr_SetNone(PyExc_StopIteration); - return NULL; - } - - /* if the next char is '.' followed by a digit then read all float digits */ - if (idx < end_idx && str[idx] == '.' && str[idx + 1] >= '0' && str[idx + 1] <= '9') { - is_float = 1; - idx += 2; - while (idx <= end_idx && str[idx] >= '0' && str[idx] <= '9') idx++; - } - - /* if the next char is 'e' or 'E' then maybe read the exponent (or backtrack) */ - if (idx < end_idx && (str[idx] == 'e' || str[idx] == 'E')) { - - /* save the index of the 'e' or 'E' just in case we need to backtrack */ - Py_ssize_t e_start = idx; - idx++; - - /* read an exponent sign if present */ - if (idx < end_idx && (str[idx] == '-' || str[idx] == '+')) idx++; - - /* read all digits */ - while (idx <= end_idx && str[idx] >= '0' && str[idx] <= '9') idx++; - - /* if we got a digit, then parse as float. if not, backtrack */ - if (str[idx - 1] >= '0' && str[idx - 1] <= '9') { - is_float = 1; - } - else { - idx = e_start; - } - } - - /* copy the section we determined to be a number */ - numstr = PyString_FromStringAndSize(&str[start], idx - start); - if (numstr == NULL) - return NULL; - if (is_float) { - /* parse as a float using a fast path if available, otherwise call user defined method */ - if (s->parse_float != (PyObject *)&PyFloat_Type) { - rval = PyObject_CallFunctionObjArgs(s->parse_float, numstr, NULL); - } - else { - /* rval = PyFloat_FromDouble(PyOS_ascii_atof(PyString_AS_STRING(numstr))); */ - double d = PyOS_string_to_double(PyString_AS_STRING(numstr), - NULL, NULL); - if (d == -1.0 && PyErr_Occurred()) - return NULL; - rval = PyFloat_FromDouble(d); - } - } - else { - /* parse as an int using a fast path if available, otherwise call user defined method */ - if (s->parse_int != (PyObject *)&PyInt_Type) { - rval = PyObject_CallFunctionObjArgs(s->parse_int, numstr, NULL); - } - else { - rval = PyInt_FromString(PyString_AS_STRING(numstr), NULL, 10); - } - } - Py_DECREF(numstr); - *next_idx_ptr = idx; - return rval; -} - -static PyObject * -_match_number_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t start, Py_ssize_t *next_idx_ptr) { - /* Read a JSON number from PyUnicode pystr. - idx is the index of the first character of the number - *next_idx_ptr is a return-by-reference index to the first character after - the number. - - Returns a new PyObject representation of that number: - PyInt, PyLong, or PyFloat. - May return other types if parse_int or parse_float are set - */ - Py_UNICODE *str = PyUnicode_AS_UNICODE(pystr); - Py_ssize_t end_idx = PyUnicode_GET_SIZE(pystr) - 1; - Py_ssize_t idx = start; - int is_float = 0; - PyObject *rval; - PyObject *numstr; - - /* read a sign if it's there, make sure it's not the end of the string */ - if (str[idx] == '-') { - idx++; - if (idx > end_idx) { - PyErr_SetNone(PyExc_StopIteration); - return NULL; - } - } - - /* read as many integer digits as we find as long as it doesn't start with 0 */ - if (str[idx] >= '1' && str[idx] <= '9') { - idx++; - while (idx <= end_idx && str[idx] >= '0' && str[idx] <= '9') idx++; - } - /* if it starts with 0 we only expect one integer digit */ - else if (str[idx] == '0') { - idx++; - } - /* no integer digits, error */ - else { - PyErr_SetNone(PyExc_StopIteration); - return NULL; - } - - /* if the next char is '.' followed by a digit then read all float digits */ - if (idx < end_idx && str[idx] == '.' && str[idx + 1] >= '0' && str[idx + 1] <= '9') { - is_float = 1; - idx += 2; - while (idx <= end_idx && str[idx] >= '0' && str[idx] <= '9') idx++; - } - - /* if the next char is 'e' or 'E' then maybe read the exponent (or backtrack) */ - if (idx < end_idx && (str[idx] == 'e' || str[idx] == 'E')) { - Py_ssize_t e_start = idx; - idx++; - - /* read an exponent sign if present */ - if (idx < end_idx && (str[idx] == '-' || str[idx] == '+')) idx++; - - /* read all digits */ - while (idx <= end_idx && str[idx] >= '0' && str[idx] <= '9') idx++; - - /* if we got a digit, then parse as float. if not, backtrack */ - if (str[idx - 1] >= '0' && str[idx - 1] <= '9') { - is_float = 1; - } - else { - idx = e_start; - } - } - - /* copy the section we determined to be a number */ - numstr = PyUnicode_FromUnicode(&str[start], idx - start); - if (numstr == NULL) - return NULL; - if (is_float) { - /* parse as a float using a fast path if available, otherwise call user defined method */ - if (s->parse_float != (PyObject *)&PyFloat_Type) { - rval = PyObject_CallFunctionObjArgs(s->parse_float, numstr, NULL); - } - else { - rval = PyFloat_FromString(numstr, NULL); - } - } - else { - /* no fast path for unicode -> int, just call */ - rval = PyObject_CallFunctionObjArgs(s->parse_int, numstr, NULL); - } - Py_DECREF(numstr); - *next_idx_ptr = idx; - return rval; -} - -static PyObject * -scan_once_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr) -{ - /* Read one JSON term (of any kind) from PyString pystr. - idx is the index of the first character of the term - *next_idx_ptr is a return-by-reference index to the first character after - the number. - - Returns a new PyObject representation of the term. - */ - char *str = PyString_AS_STRING(pystr); - Py_ssize_t length = PyString_GET_SIZE(pystr); - PyObject *rval = NULL; - int fallthrough = 0; - if (idx >= length) { - PyErr_SetNone(PyExc_StopIteration); - return NULL; - } - if (Py_EnterRecursiveCall(" while decoding a JSON document")) - return NULL; - switch (str[idx]) { - case '"': - /* string */ - rval = scanstring_str(pystr, idx + 1, - PyString_AS_STRING(s->encoding), - PyObject_IsTrue(s->strict), - next_idx_ptr); - break; - case '{': - /* object */ - rval = _parse_object_str(s, pystr, idx + 1, next_idx_ptr); - break; - case '[': - /* array */ - rval = _parse_array_str(s, pystr, idx + 1, next_idx_ptr); - break; - case 'n': - /* null */ - if ((idx + 3 < length) && str[idx + 1] == 'u' && str[idx + 2] == 'l' && str[idx + 3] == 'l') { - Py_INCREF(Py_None); - *next_idx_ptr = idx + 4; - rval = Py_None; - } - else - fallthrough = 1; - break; - case 't': - /* true */ - if ((idx + 3 < length) && str[idx + 1] == 'r' && str[idx + 2] == 'u' && str[idx + 3] == 'e') { - Py_INCREF(Py_True); - *next_idx_ptr = idx + 4; - rval = Py_True; - } - else - fallthrough = 1; - break; - case 'f': - /* false */ - if ((idx + 4 < length) && str[idx + 1] == 'a' && str[idx + 2] == 'l' && str[idx + 3] == 's' && str[idx + 4] == 'e') { - Py_INCREF(Py_False); - *next_idx_ptr = idx + 5; - rval = Py_False; - } - else - fallthrough = 1; - break; - case 'N': - /* NaN */ - if ((idx + 2 < length) && str[idx + 1] == 'a' && str[idx + 2] == 'N') { - rval = _parse_constant(s, "NaN", idx, next_idx_ptr); - } - else - fallthrough = 1; - break; - case 'I': - /* Infinity */ - if ((idx + 7 < length) && str[idx + 1] == 'n' && str[idx + 2] == 'f' && str[idx + 3] == 'i' && str[idx + 4] == 'n' && str[idx + 5] == 'i' && str[idx + 6] == 't' && str[idx + 7] == 'y') { - rval = _parse_constant(s, "Infinity", idx, next_idx_ptr); - } - else - fallthrough = 1; - break; - case '-': - /* -Infinity */ - if ((idx + 8 < length) && str[idx + 1] == 'I' && str[idx + 2] == 'n' && str[idx + 3] == 'f' && str[idx + 4] == 'i' && str[idx + 5] == 'n' && str[idx + 6] == 'i' && str[idx + 7] == 't' && str[idx + 8] == 'y') { - rval = _parse_constant(s, "-Infinity", idx, next_idx_ptr); - } - else - fallthrough = 1; - break; - default: - fallthrough = 1; - } - /* Didn't find a string, object, array, or named constant. Look for a number. */ - if (fallthrough) - rval = _match_number_str(s, pystr, idx, next_idx_ptr); - Py_LeaveRecursiveCall(); - return rval; -} - -static PyObject * -scan_once_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr) -{ - /* Read one JSON term (of any kind) from PyUnicode pystr. - idx is the index of the first character of the term - *next_idx_ptr is a return-by-reference index to the first character after - the number. - - Returns a new PyObject representation of the term. - */ - Py_UNICODE *str = PyUnicode_AS_UNICODE(pystr); - Py_ssize_t length = PyUnicode_GET_SIZE(pystr); - PyObject *rval = NULL; - int fallthrough = 0; - if (idx >= length) { - PyErr_SetNone(PyExc_StopIteration); - return NULL; - } - if (Py_EnterRecursiveCall(" while decoding a JSON document")) - return NULL; - switch (str[idx]) { - case '"': - /* string */ - rval = scanstring_unicode(pystr, idx + 1, - PyObject_IsTrue(s->strict), - next_idx_ptr); - break; - case '{': - /* object */ - rval = _parse_object_unicode(s, pystr, idx + 1, next_idx_ptr); - break; - case '[': - /* array */ - rval = _parse_array_unicode(s, pystr, idx + 1, next_idx_ptr); - break; - case 'n': - /* null */ - if ((idx + 3 < length) && str[idx + 1] == 'u' && str[idx + 2] == 'l' && str[idx + 3] == 'l') { - Py_INCREF(Py_None); - *next_idx_ptr = idx + 4; - rval = Py_None; - } - else - fallthrough = 1; - break; - case 't': - /* true */ - if ((idx + 3 < length) && str[idx + 1] == 'r' && str[idx + 2] == 'u' && str[idx + 3] == 'e') { - Py_INCREF(Py_True); - *next_idx_ptr = idx + 4; - rval = Py_True; - } - else - fallthrough = 1; - break; - case 'f': - /* false */ - if ((idx + 4 < length) && str[idx + 1] == 'a' && str[idx + 2] == 'l' && str[idx + 3] == 's' && str[idx + 4] == 'e') { - Py_INCREF(Py_False); - *next_idx_ptr = idx + 5; - rval = Py_False; - } - else - fallthrough = 1; - break; - case 'N': - /* NaN */ - if ((idx + 2 < length) && str[idx + 1] == 'a' && str[idx + 2] == 'N') { - rval = _parse_constant(s, "NaN", idx, next_idx_ptr); - } - else - fallthrough = 1; - break; - case 'I': - /* Infinity */ - if ((idx + 7 < length) && str[idx + 1] == 'n' && str[idx + 2] == 'f' && str[idx + 3] == 'i' && str[idx + 4] == 'n' && str[idx + 5] == 'i' && str[idx + 6] == 't' && str[idx + 7] == 'y') { - rval = _parse_constant(s, "Infinity", idx, next_idx_ptr); - } - else - fallthrough = 1; - break; - case '-': - /* -Infinity */ - if ((idx + 8 < length) && str[idx + 1] == 'I' && str[idx + 2] == 'n' && str[idx + 3] == 'f' && str[idx + 4] == 'i' && str[idx + 5] == 'n' && str[idx + 6] == 'i' && str[idx + 7] == 't' && str[idx + 8] == 'y') { - rval = _parse_constant(s, "-Infinity", idx, next_idx_ptr); - } - else - fallthrough = 1; - break; - default: - fallthrough = 1; - } - /* Didn't find a string, object, array, or named constant. Look for a number. */ - if (fallthrough) - rval = _match_number_unicode(s, pystr, idx, next_idx_ptr); - Py_LeaveRecursiveCall(); - return rval; -} - -static PyObject * -scanner_call(PyObject *self, PyObject *args, PyObject *kwds) -{ - /* Python callable interface to scan_once_{str,unicode} */ - PyObject *pystr; - PyObject *rval; - Py_ssize_t idx; - Py_ssize_t next_idx = -1; - static char *kwlist[] = {"string", "idx", NULL}; - PyScannerObject *s; - assert(PyScanner_Check(self)); - s = (PyScannerObject *)self; - if (!PyArg_ParseTupleAndKeywords(args, kwds, "OO&:scan_once", kwlist, &pystr, _convertPyInt_AsSsize_t, &idx)) - return NULL; - - if (PyString_Check(pystr)) { - rval = scan_once_str(s, pystr, idx, &next_idx); - } - else if (PyUnicode_Check(pystr)) { - rval = scan_once_unicode(s, pystr, idx, &next_idx); - } - else { - PyErr_Format(PyExc_TypeError, - "first argument must be a string, not %.80s", - Py_TYPE(pystr)->tp_name); - return NULL; - } - PyDict_Clear(s->memo); - return _build_rval_index_tuple(rval, next_idx); -} - -static PyObject * -scanner_new(PyTypeObject *type, PyObject *args, PyObject *kwds) -{ - PyScannerObject *s; - s = (PyScannerObject *)type->tp_alloc(type, 0); - if (s != NULL) { - s->encoding = NULL; - s->strict = NULL; - s->object_hook = NULL; - s->pairs_hook = NULL; - s->parse_float = NULL; - s->parse_int = NULL; - s->parse_constant = NULL; - } - return (PyObject *)s; -} - -static int -scanner_init(PyObject *self, PyObject *args, PyObject *kwds) -{ - /* Initialize Scanner object */ - PyObject *ctx; - static char *kwlist[] = {"context", NULL}; - PyScannerObject *s; - - assert(PyScanner_Check(self)); - s = (PyScannerObject *)self; - - if (!PyArg_ParseTupleAndKeywords(args, kwds, "O:make_scanner", kwlist, &ctx)) - return -1; - - if (s->memo == NULL) { - s->memo = PyDict_New(); - if (s->memo == NULL) - goto bail; - } - - /* PyString_AS_STRING is used on encoding */ - s->encoding = PyObject_GetAttrString(ctx, "encoding"); - if (s->encoding == NULL) - goto bail; - if (s->encoding == Py_None) { - Py_DECREF(Py_None); - s->encoding = PyString_InternFromString(DEFAULT_ENCODING); - } - else if (PyUnicode_Check(s->encoding)) { - PyObject *tmp = PyUnicode_AsEncodedString(s->encoding, NULL, NULL); - Py_DECREF(s->encoding); - s->encoding = tmp; - } - if (s->encoding == NULL || !PyString_Check(s->encoding)) - goto bail; - - /* All of these will fail "gracefully" so we don't need to verify them */ - s->strict = PyObject_GetAttrString(ctx, "strict"); - if (s->strict == NULL) - goto bail; - s->object_hook = PyObject_GetAttrString(ctx, "object_hook"); - if (s->object_hook == NULL) - goto bail; - s->pairs_hook = PyObject_GetAttrString(ctx, "object_pairs_hook"); - if (s->pairs_hook == NULL) - goto bail; - s->parse_float = PyObject_GetAttrString(ctx, "parse_float"); - if (s->parse_float == NULL) - goto bail; - s->parse_int = PyObject_GetAttrString(ctx, "parse_int"); - if (s->parse_int == NULL) - goto bail; - s->parse_constant = PyObject_GetAttrString(ctx, "parse_constant"); - if (s->parse_constant == NULL) - goto bail; - - return 0; - -bail: - Py_CLEAR(s->encoding); - Py_CLEAR(s->strict); - Py_CLEAR(s->object_hook); - Py_CLEAR(s->pairs_hook); - Py_CLEAR(s->parse_float); - Py_CLEAR(s->parse_int); - Py_CLEAR(s->parse_constant); - return -1; -} - -PyDoc_STRVAR(scanner_doc, "JSON scanner object"); - -static -PyTypeObject PyScannerType = { - PyObject_HEAD_INIT(NULL) - 0, /* tp_internal */ - "simplejson._speedups.Scanner", /* tp_name */ - sizeof(PyScannerObject), /* tp_basicsize */ - 0, /* tp_itemsize */ - scanner_dealloc, /* tp_dealloc */ - 0, /* tp_print */ - 0, /* tp_getattr */ - 0, /* tp_setattr */ - 0, /* tp_compare */ - 0, /* tp_repr */ - 0, /* tp_as_number */ - 0, /* tp_as_sequence */ - 0, /* tp_as_mapping */ - 0, /* tp_hash */ - scanner_call, /* tp_call */ - 0, /* tp_str */ - 0,/* PyObject_GenericGetAttr, */ /* tp_getattro */ - 0,/* PyObject_GenericSetAttr, */ /* tp_setattro */ - 0, /* tp_as_buffer */ - Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */ - scanner_doc, /* tp_doc */ - scanner_traverse, /* tp_traverse */ - scanner_clear, /* tp_clear */ - 0, /* tp_richcompare */ - 0, /* tp_weaklistoffset */ - 0, /* tp_iter */ - 0, /* tp_iternext */ - 0, /* tp_methods */ - scanner_members, /* tp_members */ - 0, /* tp_getset */ - 0, /* tp_base */ - 0, /* tp_dict */ - 0, /* tp_descr_get */ - 0, /* tp_descr_set */ - 0, /* tp_dictoffset */ - scanner_init, /* tp_init */ - 0,/* PyType_GenericAlloc, */ /* tp_alloc */ - scanner_new, /* tp_new */ - 0,/* PyObject_GC_Del, */ /* tp_free */ -}; - -static PyObject * -encoder_new(PyTypeObject *type, PyObject *args, PyObject *kwds) -{ - PyEncoderObject *s; - s = (PyEncoderObject *)type->tp_alloc(type, 0); - if (s != NULL) { - s->markers = NULL; - s->defaultfn = NULL; - s->encoder = NULL; - s->indent = NULL; - s->key_separator = NULL; - s->item_separator = NULL; - s->sort_keys = NULL; - s->skipkeys = NULL; - s->key_memo = NULL; - } - return (PyObject *)s; -} - -static int -encoder_init(PyObject *self, PyObject *args, PyObject *kwds) -{ - /* initialize Encoder object */ - static char *kwlist[] = {"markers", "default", "encoder", "indent", "key_separator", "item_separator", "sort_keys", "skipkeys", "allow_nan", "key_memo", "use_decimal", "namedtuple_as_object", "tuple_as_array", "bigint_as_string", NULL}; - - PyEncoderObject *s; - PyObject *markers, *defaultfn, *encoder, *indent, *key_separator; - PyObject *item_separator, *sort_keys, *skipkeys, *allow_nan, *key_memo, *use_decimal, *namedtuple_as_object, *tuple_as_array, *bigint_as_string; - - assert(PyEncoder_Check(self)); - s = (PyEncoderObject *)self; - - if (!PyArg_ParseTupleAndKeywords(args, kwds, "OOOOOOOOOOOOOO:make_encoder", kwlist, - &markers, &defaultfn, &encoder, &indent, &key_separator, &item_separator, - &sort_keys, &skipkeys, &allow_nan, &key_memo, &use_decimal, - &namedtuple_as_object, &tuple_as_array, &bigint_as_string)) - return -1; - - s->markers = markers; - s->defaultfn = defaultfn; - s->encoder = encoder; - s->indent = indent; - s->key_separator = key_separator; - s->item_separator = item_separator; - s->sort_keys = sort_keys; - s->skipkeys = skipkeys; - s->key_memo = key_memo; - s->fast_encode = (PyCFunction_Check(s->encoder) && PyCFunction_GetFunction(s->encoder) == (PyCFunction)py_encode_basestring_ascii); - s->allow_nan = PyObject_IsTrue(allow_nan); - s->use_decimal = PyObject_IsTrue(use_decimal); - s->namedtuple_as_object = PyObject_IsTrue(namedtuple_as_object); - s->tuple_as_array = PyObject_IsTrue(tuple_as_array); - s->bigint_as_string = PyObject_IsTrue(bigint_as_string); - - Py_INCREF(s->markers); - Py_INCREF(s->defaultfn); - Py_INCREF(s->encoder); - Py_INCREF(s->indent); - Py_INCREF(s->key_separator); - Py_INCREF(s->item_separator); - Py_INCREF(s->sort_keys); - Py_INCREF(s->skipkeys); - Py_INCREF(s->key_memo); - return 0; -} - -static PyObject * -encoder_call(PyObject *self, PyObject *args, PyObject *kwds) -{ - /* Python callable interface to encode_listencode_obj */ - static char *kwlist[] = {"obj", "_current_indent_level", NULL}; - PyObject *obj; - PyObject *rval; - Py_ssize_t indent_level; - PyEncoderObject *s; - assert(PyEncoder_Check(self)); - s = (PyEncoderObject *)self; - if (!PyArg_ParseTupleAndKeywords(args, kwds, "OO&:_iterencode", kwlist, - &obj, _convertPyInt_AsSsize_t, &indent_level)) - return NULL; - rval = PyList_New(0); - if (rval == NULL) - return NULL; - if (encoder_listencode_obj(s, rval, obj, indent_level)) { - Py_DECREF(rval); - return NULL; - } - return rval; -} - -static PyObject * -_encoded_const(PyObject *obj) -{ - /* Return the JSON string representation of None, True, False */ - if (obj == Py_None) { - static PyObject *s_null = NULL; - if (s_null == NULL) { - s_null = PyString_InternFromString("null"); - } - Py_INCREF(s_null); - return s_null; - } - else if (obj == Py_True) { - static PyObject *s_true = NULL; - if (s_true == NULL) { - s_true = PyString_InternFromString("true"); - } - Py_INCREF(s_true); - return s_true; - } - else if (obj == Py_False) { - static PyObject *s_false = NULL; - if (s_false == NULL) { - s_false = PyString_InternFromString("false"); - } - Py_INCREF(s_false); - return s_false; - } - else { - PyErr_SetString(PyExc_ValueError, "not a const"); - return NULL; - } -} - -static PyObject * -encoder_encode_float(PyEncoderObject *s, PyObject *obj) -{ - /* Return the JSON representation of a PyFloat */ - double i = PyFloat_AS_DOUBLE(obj); - if (!Py_IS_FINITE(i)) { - if (!s->allow_nan) { - PyErr_SetString(PyExc_ValueError, "Out of range float values are not JSON compliant"); - return NULL; - } - if (i > 0) { - return PyString_FromString("Infinity"); - } - else if (i < 0) { - return PyString_FromString("-Infinity"); - } - else { - return PyString_FromString("NaN"); - } - } - /* Use a better float format here? */ - return PyObject_Repr(obj); -} - -static PyObject * -encoder_encode_string(PyEncoderObject *s, PyObject *obj) -{ - /* Return the JSON representation of a string */ - if (s->fast_encode) - return py_encode_basestring_ascii(NULL, obj); - else - return PyObject_CallFunctionObjArgs(s->encoder, obj, NULL); -} - -static int -_steal_list_append(PyObject *lst, PyObject *stolen) -{ - /* Append stolen and then decrement its reference count */ - int rval = PyList_Append(lst, stolen); - Py_DECREF(stolen); - return rval; -} - -static int -encoder_listencode_obj(PyEncoderObject *s, PyObject *rval, PyObject *obj, Py_ssize_t indent_level) -{ - /* Encode Python object obj to a JSON term, rval is a PyList */ - int rv = -1; - if (Py_EnterRecursiveCall(" while encoding a JSON document")) - return rv; - do { - if (obj == Py_None || obj == Py_True || obj == Py_False) { - PyObject *cstr = _encoded_const(obj); - if (cstr != NULL) - rv = _steal_list_append(rval, cstr); - } - else if (PyString_Check(obj) || PyUnicode_Check(obj)) - { - PyObject *encoded = encoder_encode_string(s, obj); - if (encoded != NULL) - rv = _steal_list_append(rval, encoded); - } - else if (PyInt_Check(obj) || PyLong_Check(obj)) { - PyObject *encoded = PyObject_Str(obj); - if (encoded != NULL) { - if (s->bigint_as_string) { - encoded = maybe_quote_bigint(encoded, obj); - if (encoded == NULL) - break; - } - rv = _steal_list_append(rval, encoded); - } - } - else if (PyFloat_Check(obj)) { - PyObject *encoded = encoder_encode_float(s, obj); - if (encoded != NULL) - rv = _steal_list_append(rval, encoded); - } - else if (s->namedtuple_as_object && _is_namedtuple(obj)) { - PyObject *newobj = PyObject_CallMethod(obj, "_asdict", NULL); - if (newobj != NULL) { - rv = encoder_listencode_dict(s, rval, newobj, indent_level); - Py_DECREF(newobj); - } - } - else if (PyList_Check(obj) || (s->tuple_as_array && PyTuple_Check(obj))) { - rv = encoder_listencode_list(s, rval, obj, indent_level); - } - else if (PyDict_Check(obj)) { - rv = encoder_listencode_dict(s, rval, obj, indent_level); - } - else if (s->use_decimal && Decimal_Check(obj)) { - PyObject *encoded = PyObject_Str(obj); - if (encoded != NULL) - rv = _steal_list_append(rval, encoded); - } - else { - PyObject *ident = NULL; - PyObject *newobj; - if (s->markers != Py_None) { - int has_key; - ident = PyLong_FromVoidPtr(obj); - if (ident == NULL) - break; - has_key = PyDict_Contains(s->markers, ident); - if (has_key) { - if (has_key != -1) - PyErr_SetString(PyExc_ValueError, "Circular reference detected"); - Py_DECREF(ident); - break; - } - if (PyDict_SetItem(s->markers, ident, obj)) { - Py_DECREF(ident); - break; - } - } - newobj = PyObject_CallFunctionObjArgs(s->defaultfn, obj, NULL); - if (newobj == NULL) { - Py_XDECREF(ident); - break; - } - rv = encoder_listencode_obj(s, rval, newobj, indent_level); - Py_DECREF(newobj); - if (rv) { - Py_XDECREF(ident); - rv = -1; - } - else if (ident != NULL) { - if (PyDict_DelItem(s->markers, ident)) { - Py_XDECREF(ident); - rv = -1; - } - Py_XDECREF(ident); - } - } - } while (0); - Py_LeaveRecursiveCall(); - return rv; -} - -static int -encoder_listencode_dict(PyEncoderObject *s, PyObject *rval, PyObject *dct, Py_ssize_t indent_level) -{ - /* Encode Python dict dct a JSON term, rval is a PyList */ - static PyObject *open_dict = NULL; - static PyObject *close_dict = NULL; - static PyObject *empty_dict = NULL; - static PyObject *iteritems = NULL; - PyObject *kstr = NULL; - PyObject *ident = NULL; - PyObject *iter = NULL; - PyObject *item = NULL; - PyObject *items = NULL; - PyObject *encoded = NULL; - int skipkeys; - Py_ssize_t idx; - - if (open_dict == NULL || close_dict == NULL || empty_dict == NULL || iteritems == NULL) { - open_dict = PyString_InternFromString("{"); - close_dict = PyString_InternFromString("}"); - empty_dict = PyString_InternFromString("{}"); - iteritems = PyString_InternFromString("iteritems"); - if (open_dict == NULL || close_dict == NULL || empty_dict == NULL || iteritems == NULL) - return -1; - } - if (PyDict_Size(dct) == 0) - return PyList_Append(rval, empty_dict); - - if (s->markers != Py_None) { - int has_key; - ident = PyLong_FromVoidPtr(dct); - if (ident == NULL) - goto bail; - has_key = PyDict_Contains(s->markers, ident); - if (has_key) { - if (has_key != -1) - PyErr_SetString(PyExc_ValueError, "Circular reference detected"); - goto bail; - } - if (PyDict_SetItem(s->markers, ident, dct)) { - goto bail; - } - } - - if (PyList_Append(rval, open_dict)) - goto bail; - - if (s->indent != Py_None) { - /* TODO: DOES NOT RUN */ - indent_level += 1; - /* - newline_indent = '\n' + (_indent * _current_indent_level) - separator = _item_separator + newline_indent - buf += newline_indent - */ - } - - if (PyObject_IsTrue(s->sort_keys)) { - /* First sort the keys then replace them with (key, value) tuples. */ - Py_ssize_t i, nitems; - if (PyDict_CheckExact(dct)) - items = PyDict_Keys(dct); - else - items = PyMapping_Keys(dct); - if (items == NULL) - goto bail; - if (!PyList_Check(items)) { - PyErr_SetString(PyExc_ValueError, "keys must return list"); - goto bail; - } - if (PyList_Sort(items) < 0) - goto bail; - nitems = PyList_GET_SIZE(items); - for (i = 0; i < nitems; i++) { - PyObject *key, *value; - key = PyList_GET_ITEM(items, i); - value = PyDict_GetItem(dct, key); - item = PyTuple_Pack(2, key, value); - if (item == NULL) - goto bail; - PyList_SET_ITEM(items, i, item); - Py_DECREF(key); - } - } - else { - if (PyDict_CheckExact(dct)) - items = PyDict_Items(dct); - else - items = PyMapping_Items(dct); - } - if (items == NULL) - goto bail; - iter = PyObject_GetIter(items); - Py_DECREF(items); - if (iter == NULL) - goto bail; - - skipkeys = PyObject_IsTrue(s->skipkeys); - idx = 0; - while ((item = PyIter_Next(iter))) { - PyObject *encoded, *key, *value; - if (!PyTuple_Check(item) || Py_SIZE(item) != 2) { - PyErr_SetString(PyExc_ValueError, "items must return 2-tuples"); - goto bail; - } - key = PyTuple_GET_ITEM(item, 0); - if (key == NULL) - goto bail; - value = PyTuple_GET_ITEM(item, 1); - if (value == NULL) - goto bail; - - encoded = PyDict_GetItem(s->key_memo, key); - if (encoded != NULL) { - Py_INCREF(encoded); - } - else if (PyString_Check(key) || PyUnicode_Check(key)) { - Py_INCREF(key); - kstr = key; - } - else if (PyFloat_Check(key)) { - kstr = encoder_encode_float(s, key); - if (kstr == NULL) - goto bail; - } - else if (key == Py_True || key == Py_False || key == Py_None) { - /* This must come before the PyInt_Check because - True and False are also 1 and 0.*/ - kstr = _encoded_const(key); - if (kstr == NULL) - goto bail; - } - else if (PyInt_Check(key) || PyLong_Check(key)) { - kstr = PyObject_Str(key); - if (kstr == NULL) - goto bail; - } - else if (skipkeys) { - Py_DECREF(item); - continue; - } - else { - /* TODO: include repr of key */ - PyErr_SetString(PyExc_TypeError, "keys must be a string"); - goto bail; - } - - if (idx) { - if (PyList_Append(rval, s->item_separator)) - goto bail; - } - - if (encoded == NULL) { - encoded = encoder_encode_string(s, kstr); - Py_CLEAR(kstr); - if (encoded == NULL) - goto bail; - if (PyDict_SetItem(s->key_memo, key, encoded)) - goto bail; - } - if (PyList_Append(rval, encoded)) { - goto bail; - } - Py_CLEAR(encoded); - if (PyList_Append(rval, s->key_separator)) - goto bail; - if (encoder_listencode_obj(s, rval, value, indent_level)) - goto bail; - Py_CLEAR(item); - idx += 1; - } - Py_CLEAR(iter); - if (PyErr_Occurred()) - goto bail; - if (ident != NULL) { - if (PyDict_DelItem(s->markers, ident)) - goto bail; - Py_CLEAR(ident); - } - if (s->indent != Py_None) { - /* TODO: DOES NOT RUN */ - indent_level -= 1; - /* - yield '\n' + (_indent * _current_indent_level) - */ - } - if (PyList_Append(rval, close_dict)) - goto bail; - return 0; - -bail: - Py_XDECREF(encoded); - Py_XDECREF(items); - Py_XDECREF(iter); - Py_XDECREF(kstr); - Py_XDECREF(ident); - return -1; -} - - -static int -encoder_listencode_list(PyEncoderObject *s, PyObject *rval, PyObject *seq, Py_ssize_t indent_level) -{ - /* Encode Python list seq to a JSON term, rval is a PyList */ - static PyObject *open_array = NULL; - static PyObject *close_array = NULL; - static PyObject *empty_array = NULL; - PyObject *ident = NULL; - PyObject *iter = NULL; - PyObject *obj = NULL; - int is_true; - int i = 0; - - if (open_array == NULL || close_array == NULL || empty_array == NULL) { - open_array = PyString_InternFromString("["); - close_array = PyString_InternFromString("]"); - empty_array = PyString_InternFromString("[]"); - if (open_array == NULL || close_array == NULL || empty_array == NULL) - return -1; - } - ident = NULL; - is_true = PyObject_IsTrue(seq); - if (is_true == -1) - return -1; - else if (is_true == 0) - return PyList_Append(rval, empty_array); - - if (s->markers != Py_None) { - int has_key; - ident = PyLong_FromVoidPtr(seq); - if (ident == NULL) - goto bail; - has_key = PyDict_Contains(s->markers, ident); - if (has_key) { - if (has_key != -1) - PyErr_SetString(PyExc_ValueError, "Circular reference detected"); - goto bail; - } - if (PyDict_SetItem(s->markers, ident, seq)) { - goto bail; - } - } - - iter = PyObject_GetIter(seq); - if (iter == NULL) - goto bail; - - if (PyList_Append(rval, open_array)) - goto bail; - if (s->indent != Py_None) { - /* TODO: DOES NOT RUN */ - indent_level += 1; - /* - newline_indent = '\n' + (_indent * _current_indent_level) - separator = _item_separator + newline_indent - buf += newline_indent - */ - } - while ((obj = PyIter_Next(iter))) { - if (i) { - if (PyList_Append(rval, s->item_separator)) - goto bail; - } - if (encoder_listencode_obj(s, rval, obj, indent_level)) - goto bail; - i++; - Py_CLEAR(obj); - } - Py_CLEAR(iter); - if (PyErr_Occurred()) - goto bail; - if (ident != NULL) { - if (PyDict_DelItem(s->markers, ident)) - goto bail; - Py_CLEAR(ident); - } - if (s->indent != Py_None) { - /* TODO: DOES NOT RUN */ - indent_level -= 1; - /* - yield '\n' + (_indent * _current_indent_level) - */ - } - if (PyList_Append(rval, close_array)) - goto bail; - return 0; - -bail: - Py_XDECREF(obj); - Py_XDECREF(iter); - Py_XDECREF(ident); - return -1; -} - -static void -encoder_dealloc(PyObject *self) -{ - /* Deallocate Encoder */ - encoder_clear(self); - Py_TYPE(self)->tp_free(self); -} - -static int -encoder_traverse(PyObject *self, visitproc visit, void *arg) -{ - PyEncoderObject *s; - assert(PyEncoder_Check(self)); - s = (PyEncoderObject *)self; - Py_VISIT(s->markers); - Py_VISIT(s->defaultfn); - Py_VISIT(s->encoder); - Py_VISIT(s->indent); - Py_VISIT(s->key_separator); - Py_VISIT(s->item_separator); - Py_VISIT(s->sort_keys); - Py_VISIT(s->skipkeys); - Py_VISIT(s->key_memo); - return 0; -} - -static int -encoder_clear(PyObject *self) -{ - /* Deallocate Encoder */ - PyEncoderObject *s; - assert(PyEncoder_Check(self)); - s = (PyEncoderObject *)self; - Py_CLEAR(s->markers); - Py_CLEAR(s->defaultfn); - Py_CLEAR(s->encoder); - Py_CLEAR(s->indent); - Py_CLEAR(s->key_separator); - Py_CLEAR(s->item_separator); - Py_CLEAR(s->sort_keys); - Py_CLEAR(s->skipkeys); - Py_CLEAR(s->key_memo); - return 0; -} - -PyDoc_STRVAR(encoder_doc, "_iterencode(obj, _current_indent_level) -> iterable"); - -static -PyTypeObject PyEncoderType = { - PyObject_HEAD_INIT(NULL) - 0, /* tp_internal */ - "simplejson._speedups.Encoder", /* tp_name */ - sizeof(PyEncoderObject), /* tp_basicsize */ - 0, /* tp_itemsize */ - encoder_dealloc, /* tp_dealloc */ - 0, /* tp_print */ - 0, /* tp_getattr */ - 0, /* tp_setattr */ - 0, /* tp_compare */ - 0, /* tp_repr */ - 0, /* tp_as_number */ - 0, /* tp_as_sequence */ - 0, /* tp_as_mapping */ - 0, /* tp_hash */ - encoder_call, /* tp_call */ - 0, /* tp_str */ - 0, /* tp_getattro */ - 0, /* tp_setattro */ - 0, /* tp_as_buffer */ - Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */ - encoder_doc, /* tp_doc */ - encoder_traverse, /* tp_traverse */ - encoder_clear, /* tp_clear */ - 0, /* tp_richcompare */ - 0, /* tp_weaklistoffset */ - 0, /* tp_iter */ - 0, /* tp_iternext */ - 0, /* tp_methods */ - encoder_members, /* tp_members */ - 0, /* tp_getset */ - 0, /* tp_base */ - 0, /* tp_dict */ - 0, /* tp_descr_get */ - 0, /* tp_descr_set */ - 0, /* tp_dictoffset */ - encoder_init, /* tp_init */ - 0, /* tp_alloc */ - encoder_new, /* tp_new */ - 0, /* tp_free */ -}; - -static PyMethodDef speedups_methods[] = { - {"encode_basestring_ascii", - (PyCFunction)py_encode_basestring_ascii, - METH_O, - pydoc_encode_basestring_ascii}, - {"scanstring", - (PyCFunction)py_scanstring, - METH_VARARGS, - pydoc_scanstring}, - {NULL, NULL, 0, NULL} -}; - -PyDoc_STRVAR(module_doc, -"simplejson speedups\n"); - -void -init_speedups(void) -{ - PyObject *m, *decimal; - PyScannerType.tp_new = PyType_GenericNew; - if (PyType_Ready(&PyScannerType) < 0) - return; - PyEncoderType.tp_new = PyType_GenericNew; - if (PyType_Ready(&PyEncoderType) < 0) - return; - - decimal = PyImport_ImportModule("decimal"); - if (decimal == NULL) - return; - DecimalTypePtr = (PyTypeObject*)PyObject_GetAttrString(decimal, "Decimal"); - Py_DECREF(decimal); - if (DecimalTypePtr == NULL) - return; - - m = Py_InitModule3("_speedups", speedups_methods, module_doc); - Py_INCREF((PyObject*)&PyScannerType); - PyModule_AddObject(m, "make_scanner", (PyObject*)&PyScannerType); - Py_INCREF((PyObject*)&PyEncoderType); - PyModule_AddObject(m, "make_encoder", (PyObject*)&PyEncoderType); -} diff --git a/lib/simplejson/decoder.py b/lib/simplejson/decoder.py deleted file mode 100644 index 08960ced..00000000 --- a/lib/simplejson/decoder.py +++ /dev/null @@ -1,421 +0,0 @@ -"""Implementation of JSONDecoder -""" -import re -import sys -import struct - -from lib.simplejson.scanner import make_scanner -def _import_c_scanstring(): - try: - from lib.simplejson._speedups import scanstring - return scanstring - except ImportError: - return None -c_scanstring = _import_c_scanstring() - -__all__ = ['JSONDecoder'] - -FLAGS = re.VERBOSE | re.MULTILINE | re.DOTALL - -def _floatconstants(): - _BYTES = '7FF80000000000007FF0000000000000'.decode('hex') - # The struct module in Python 2.4 would get frexp() out of range here - # when an endian is specified in the format string. Fixed in Python 2.5+ - if sys.byteorder != 'big': - _BYTES = _BYTES[:8][::-1] + _BYTES[8:][::-1] - nan, inf = struct.unpack('dd', _BYTES) - return nan, inf, -inf - -NaN, PosInf, NegInf = _floatconstants() - - -class JSONDecodeError(ValueError): - """Subclass of ValueError with the following additional properties: - - msg: The unformatted error message - doc: The JSON document being parsed - pos: The start index of doc where parsing failed - end: The end index of doc where parsing failed (may be None) - lineno: The line corresponding to pos - colno: The column corresponding to pos - endlineno: The line corresponding to end (may be None) - endcolno: The column corresponding to end (may be None) - - """ - def __init__(self, msg, doc, pos, end=None): - ValueError.__init__(self, errmsg(msg, doc, pos, end=end)) - self.msg = msg - self.doc = doc - self.pos = pos - self.end = end - self.lineno, self.colno = linecol(doc, pos) - if end is not None: - self.endlineno, self.endcolno = linecol(doc, end) - else: - self.endlineno, self.endcolno = None, None - - -def linecol(doc, pos): - lineno = doc.count('\n', 0, pos) + 1 - if lineno == 1: - colno = pos - else: - colno = pos - doc.rindex('\n', 0, pos) - return lineno, colno - - -def errmsg(msg, doc, pos, end=None): - # Note that this function is called from _speedups - lineno, colno = linecol(doc, pos) - if end is None: - #fmt = '{0}: line {1} column {2} (char {3})' - #return fmt.format(msg, lineno, colno, pos) - fmt = '%s: line %d column %d (char %d)' - return fmt % (msg, lineno, colno, pos) - endlineno, endcolno = linecol(doc, end) - #fmt = '{0}: line {1} column {2} - line {3} column {4} (char {5} - {6})' - #return fmt.format(msg, lineno, colno, endlineno, endcolno, pos, end) - fmt = '%s: line %d column %d - line %d column %d (char %d - %d)' - return fmt % (msg, lineno, colno, endlineno, endcolno, pos, end) - - -_CONSTANTS = { - '-Infinity': NegInf, - 'Infinity': PosInf, - 'NaN': NaN, -} - -STRINGCHUNK = re.compile(r'(.*?)(["\\\x00-\x1f])', FLAGS) -BACKSLASH = { - '"': u'"', '\\': u'\\', '/': u'/', - 'b': u'\b', 'f': u'\f', 'n': u'\n', 'r': u'\r', 't': u'\t', -} - -DEFAULT_ENCODING = "utf-8" - -def py_scanstring(s, end, encoding=None, strict=True, - _b=BACKSLASH, _m=STRINGCHUNK.match): - """Scan the string s for a JSON string. End is the index of the - character in s after the quote that started the JSON string. - Unescapes all valid JSON string escape sequences and raises ValueError - on attempt to decode an invalid string. If strict is False then literal - control characters are allowed in the string. - - Returns a tuple of the decoded string and the index of the character in s - after the end quote.""" - if encoding is None: - encoding = DEFAULT_ENCODING - chunks = [] - _append = chunks.append - begin = end - 1 - while 1: - chunk = _m(s, end) - if chunk is None: - raise JSONDecodeError( - "Unterminated string starting at", s, begin) - end = chunk.end() - content, terminator = chunk.groups() - # Content is contains zero or more unescaped string characters - if content: - if not isinstance(content, unicode): - content = unicode(content, encoding) - _append(content) - # Terminator is the end of string, a literal control character, - # or a backslash denoting that an escape sequence follows - if terminator == '"': - break - elif terminator != '\\': - if strict: - msg = "Invalid control character %r at" % (terminator,) - #msg = "Invalid control character {0!r} at".format(terminator) - raise JSONDecodeError(msg, s, end) - else: - _append(terminator) - continue - try: - esc = s[end] - except IndexError: - raise JSONDecodeError( - "Unterminated string starting at", s, begin) - # If not a unicode escape sequence, must be in the lookup table - if esc != 'u': - try: - char = _b[esc] - except KeyError: - msg = "Invalid \\escape: " + repr(esc) - raise JSONDecodeError(msg, s, end) - end += 1 - else: - # Unicode escape sequence - esc = s[end + 1:end + 5] - next_end = end + 5 - if len(esc) != 4: - msg = "Invalid \\uXXXX escape" - raise JSONDecodeError(msg, s, end) - uni = int(esc, 16) - # Check for surrogate pair on UCS-4 systems - if 0xd800 <= uni <= 0xdbff and sys.maxunicode > 65535: - msg = "Invalid \\uXXXX\\uXXXX surrogate pair" - if not s[end + 5:end + 7] == '\\u': - raise JSONDecodeError(msg, s, end) - esc2 = s[end + 7:end + 11] - if len(esc2) != 4: - raise JSONDecodeError(msg, s, end) - uni2 = int(esc2, 16) - uni = 0x10000 + (((uni - 0xd800) << 10) | (uni2 - 0xdc00)) - next_end += 6 - char = unichr(uni) - end = next_end - # Append the unescaped character - _append(char) - return u''.join(chunks), end - - -# Use speedup if available -scanstring = c_scanstring or py_scanstring - -WHITESPACE = re.compile(r'[ \t\n\r]*', FLAGS) -WHITESPACE_STR = ' \t\n\r' - -def JSONObject((s, end), encoding, strict, scan_once, object_hook, - object_pairs_hook, memo=None, - _w=WHITESPACE.match, _ws=WHITESPACE_STR): - # Backwards compatibility - if memo is None: - memo = {} - memo_get = memo.setdefault - pairs = [] - # Use a slice to prevent IndexError from being raised, the following - # check will raise a more specific ValueError if the string is empty - nextchar = s[end:end + 1] - # Normally we expect nextchar == '"' - if nextchar != '"': - if nextchar in _ws: - end = _w(s, end).end() - nextchar = s[end:end + 1] - # Trivial empty object - if nextchar == '}': - if object_pairs_hook is not None: - result = object_pairs_hook(pairs) - return result, end + 1 - pairs = {} - if object_hook is not None: - pairs = object_hook(pairs) - return pairs, end + 1 - elif nextchar != '"': - raise JSONDecodeError("Expecting property name", s, end) - end += 1 - while True: - key, end = scanstring(s, end, encoding, strict) - key = memo_get(key, key) - - # To skip some function call overhead we optimize the fast paths where - # the JSON key separator is ": " or just ":". - if s[end:end + 1] != ':': - end = _w(s, end).end() - if s[end:end + 1] != ':': - raise JSONDecodeError("Expecting : delimiter", s, end) - - end += 1 - - try: - if s[end] in _ws: - end += 1 - if s[end] in _ws: - end = _w(s, end + 1).end() - except IndexError: - pass - - try: - value, end = scan_once(s, end) - except StopIteration: - raise JSONDecodeError("Expecting object", s, end) - pairs.append((key, value)) - - try: - nextchar = s[end] - if nextchar in _ws: - end = _w(s, end + 1).end() - nextchar = s[end] - except IndexError: - nextchar = '' - end += 1 - - if nextchar == '}': - break - elif nextchar != ',': - raise JSONDecodeError("Expecting , delimiter", s, end - 1) - - try: - nextchar = s[end] - if nextchar in _ws: - end += 1 - nextchar = s[end] - if nextchar in _ws: - end = _w(s, end + 1).end() - nextchar = s[end] - except IndexError: - nextchar = '' - - end += 1 - if nextchar != '"': - raise JSONDecodeError("Expecting property name", s, end - 1) - - if object_pairs_hook is not None: - result = object_pairs_hook(pairs) - return result, end - pairs = dict(pairs) - if object_hook is not None: - pairs = object_hook(pairs) - return pairs, end - -def JSONArray((s, end), scan_once, _w=WHITESPACE.match, _ws=WHITESPACE_STR): - values = [] - nextchar = s[end:end + 1] - if nextchar in _ws: - end = _w(s, end + 1).end() - nextchar = s[end:end + 1] - # Look-ahead for trivial empty array - if nextchar == ']': - return values, end + 1 - _append = values.append - while True: - try: - value, end = scan_once(s, end) - except StopIteration: - raise JSONDecodeError("Expecting object", s, end) - _append(value) - nextchar = s[end:end + 1] - if nextchar in _ws: - end = _w(s, end + 1).end() - nextchar = s[end:end + 1] - end += 1 - if nextchar == ']': - break - elif nextchar != ',': - raise JSONDecodeError("Expecting , delimiter", s, end) - - try: - if s[end] in _ws: - end += 1 - if s[end] in _ws: - end = _w(s, end + 1).end() - except IndexError: - pass - - return values, end - -class JSONDecoder(object): - """Simple JSON decoder - - Performs the following translations in decoding by default: - - +---------------+-------------------+ - | JSON | Python | - +===============+===================+ - | object | dict | - +---------------+-------------------+ - | array | list | - +---------------+-------------------+ - | string | unicode | - +---------------+-------------------+ - | number (int) | int, long | - +---------------+-------------------+ - | number (real) | float | - +---------------+-------------------+ - | true | True | - +---------------+-------------------+ - | false | False | - +---------------+-------------------+ - | null | None | - +---------------+-------------------+ - - It also understands ``NaN``, ``Infinity``, and ``-Infinity`` as - their corresponding ``float`` values, which is outside the JSON spec. - - """ - - def __init__(self, encoding=None, object_hook=None, parse_float=None, - parse_int=None, parse_constant=None, strict=True, - object_pairs_hook=None): - """ - *encoding* determines the encoding used to interpret any - :class:`str` objects decoded by this instance (``'utf-8'`` by - default). It has no effect when decoding :class:`unicode` objects. - - Note that currently only encodings that are a superset of ASCII work, - strings of other encodings should be passed in as :class:`unicode`. - - *object_hook*, if specified, will be called with the result of every - JSON object decoded and its return value will be used in place of the - given :class:`dict`. This can be used to provide custom - deserializations (e.g. to support JSON-RPC class hinting). - - *object_pairs_hook* is an optional function that will be called with - the result of any object literal decode with an ordered list of pairs. - The return value of *object_pairs_hook* will be used instead of the - :class:`dict`. This feature can be used to implement custom decoders - that rely on the order that the key and value pairs are decoded (for - example, :func:`collections.OrderedDict` will remember the order of - insertion). If *object_hook* is also defined, the *object_pairs_hook* - takes priority. - - *parse_float*, if specified, will be called with the string of every - JSON float to be decoded. By default, this is equivalent to - ``float(num_str)``. This can be used to use another datatype or parser - for JSON floats (e.g. :class:`decimal.Decimal`). - - *parse_int*, if specified, will be called with the string of every - JSON int to be decoded. By default, this is equivalent to - ``int(num_str)``. This can be used to use another datatype or parser - for JSON integers (e.g. :class:`float`). - - *parse_constant*, if specified, will be called with one of the - following strings: ``'-Infinity'``, ``'Infinity'``, ``'NaN'``. This - can be used to raise an exception if invalid JSON numbers are - encountered. - - *strict* controls the parser's behavior when it encounters an - invalid control character in a string. The default setting of - ``True`` means that unescaped control characters are parse errors, if - ``False`` then control characters will be allowed in strings. - - """ - self.encoding = encoding - self.object_hook = object_hook - self.object_pairs_hook = object_pairs_hook - self.parse_float = parse_float or float - self.parse_int = parse_int or int - self.parse_constant = parse_constant or _CONSTANTS.__getitem__ - self.strict = strict - self.parse_object = JSONObject - self.parse_array = JSONArray - self.parse_string = scanstring - self.memo = {} - self.scan_once = make_scanner(self) - - def decode(self, s, _w=WHITESPACE.match): - """Return the Python representation of ``s`` (a ``str`` or ``unicode`` - instance containing a JSON document) - - """ - obj, end = self.raw_decode(s, idx=_w(s, 0).end()) - end = _w(s, end).end() - if end != len(s): - raise JSONDecodeError("Extra data", s, end, len(s)) - return obj - - def raw_decode(self, s, idx=0): - """Decode a JSON document from ``s`` (a ``str`` or ``unicode`` - beginning with a JSON document) and return a 2-tuple of the Python - representation and the index in ``s`` where the document ended. - - This can be used to decode a JSON document from a string that may - have extraneous data at the end. - - """ - try: - obj, end = self.scan_once(s, idx) - except StopIteration: - raise JSONDecodeError("No JSON object could be decoded", s, idx) - return obj, end diff --git a/lib/simplejson/encoder.py b/lib/simplejson/encoder.py deleted file mode 100644 index bb03b4fa..00000000 --- a/lib/simplejson/encoder.py +++ /dev/null @@ -1,554 +0,0 @@ -"""Implementation of JSONEncoder -""" -import re -from decimal import Decimal - -def _import_speedups(): - try: - from lib.simplejson import _speedups - return _speedups.encode_basestring_ascii, _speedups.make_encoder - except ImportError: - return None, None -c_encode_basestring_ascii, c_make_encoder = _import_speedups() - -from lib.simplejson.decoder import PosInf - -ESCAPE = re.compile(ur'[\x00-\x1f\\"\b\f\n\r\t\u2028\u2029]') -ESCAPE_ASCII = re.compile(r'([\\"]|[^\ -~])') -HAS_UTF8 = re.compile(r'[\x80-\xff]') -ESCAPE_DCT = { - '\\': '\\\\', - '"': '\\"', - '\b': '\\b', - '\f': '\\f', - '\n': '\\n', - '\r': '\\r', - '\t': '\\t', - u'\u2028': '\\u2028', - u'\u2029': '\\u2029', -} -for i in range(0x20): - #ESCAPE_DCT.setdefault(chr(i), '\\u{0:04x}'.format(i)) - ESCAPE_DCT.setdefault(chr(i), '\\u%04x' % (i,)) - -FLOAT_REPR = repr - -def encode_basestring(s): - """Return a JSON representation of a Python string - - """ - if isinstance(s, str) and HAS_UTF8.search(s) is not None: - s = s.decode('utf-8') - def replace(match): - return ESCAPE_DCT[match.group(0)] - return u'"' + ESCAPE.sub(replace, s) + u'"' - - -def py_encode_basestring_ascii(s): - """Return an ASCII-only JSON representation of a Python string - - """ - if isinstance(s, str) and HAS_UTF8.search(s) is not None: - s = s.decode('utf-8') - def replace(match): - s = match.group(0) - try: - return ESCAPE_DCT[s] - except KeyError: - n = ord(s) - if n < 0x10000: - #return '\\u{0:04x}'.format(n) - return '\\u%04x' % (n,) - else: - # surrogate pair - n -= 0x10000 - s1 = 0xd800 | ((n >> 10) & 0x3ff) - s2 = 0xdc00 | (n & 0x3ff) - #return '\\u{0:04x}\\u{1:04x}'.format(s1, s2) - return '\\u%04x\\u%04x' % (s1, s2) - return '"' + str(ESCAPE_ASCII.sub(replace, s)) + '"' - - -encode_basestring_ascii = ( - c_encode_basestring_ascii or py_encode_basestring_ascii) - -class JSONEncoder(object): - """Extensible JSON encoder for Python data structures. - - Supports the following objects and types by default: - - +-------------------+---------------+ - | Python | JSON | - +===================+===============+ - | dict, namedtuple | object | - +-------------------+---------------+ - | list, tuple | array | - +-------------------+---------------+ - | str, unicode | string | - +-------------------+---------------+ - | int, long, float | number | - +-------------------+---------------+ - | True | true | - +-------------------+---------------+ - | False | false | - +-------------------+---------------+ - | None | null | - +-------------------+---------------+ - - To extend this to recognize other objects, subclass and implement a - ``.default()`` method with another method that returns a serializable - object for ``o`` if possible, otherwise it should call the superclass - implementation (to raise ``TypeError``). - - """ - item_separator = ', ' - key_separator = ': ' - def __init__(self, skipkeys=False, ensure_ascii=True, - check_circular=True, allow_nan=True, sort_keys=False, - indent=None, separators=None, encoding='utf-8', default=None, - use_decimal=True, namedtuple_as_object=True, - tuple_as_array=True, bigint_as_string=False): - """Constructor for JSONEncoder, with sensible defaults. - - If skipkeys is false, then it is a TypeError to attempt - encoding of keys that are not str, int, long, float or None. If - skipkeys is True, such items are simply skipped. - - If ensure_ascii is true, the output is guaranteed to be str - objects with all incoming unicode characters escaped. If - ensure_ascii is false, the output will be unicode object. - - If check_circular is true, then lists, dicts, and custom encoded - objects will be checked for circular references during encoding to - prevent an infinite recursion (which would cause an OverflowError). - Otherwise, no such check takes place. - - If allow_nan is true, then NaN, Infinity, and -Infinity will be - encoded as such. This behavior is not JSON specification compliant, - but is consistent with most JavaScript based encoders and decoders. - Otherwise, it will be a ValueError to encode such floats. - - If sort_keys is true, then the output of dictionaries will be - sorted by key; this is useful for regression tests to ensure - that JSON serializations can be compared on a day-to-day basis. - - If indent is a string, then JSON array elements and object members - will be pretty-printed with a newline followed by that string repeated - for each level of nesting. ``None`` (the default) selects the most compact - representation without any newlines. For backwards compatibility with - versions of simplejson earlier than 2.1.0, an integer is also accepted - and is converted to a string with that many spaces. - - If specified, separators should be a (item_separator, key_separator) - tuple. The default is (', ', ': '). To get the most compact JSON - representation you should specify (',', ':') to eliminate whitespace. - - If specified, default is a function that gets called for objects - that can't otherwise be serialized. It should return a JSON encodable - version of the object or raise a ``TypeError``. - - If encoding is not None, then all input strings will be - transformed into unicode using that encoding prior to JSON-encoding. - The default is UTF-8. - - If use_decimal is true (not the default), ``decimal.Decimal`` will - be supported directly by the encoder. For the inverse, decode JSON - with ``parse_float=decimal.Decimal``. - - If namedtuple_as_object is true (the default), objects with - ``_asdict()`` methods will be encoded as JSON objects. - - If tuple_as_array is true (the default), tuple (and subclasses) will - be encoded as JSON arrays. - - If bigint_as_string is true (not the default), ints 2**53 and higher - or lower than -2**53 will be encoded as strings. This is to avoid the - rounding that happens in Javascript otherwise. - """ - - self.skipkeys = skipkeys - self.ensure_ascii = ensure_ascii - self.check_circular = check_circular - self.allow_nan = allow_nan - self.sort_keys = sort_keys - self.use_decimal = use_decimal - self.namedtuple_as_object = namedtuple_as_object - self.tuple_as_array = tuple_as_array - self.bigint_as_string = bigint_as_string - if indent is not None and not isinstance(indent, basestring): - indent = indent * ' ' - self.indent = indent - if separators is not None: - self.item_separator, self.key_separator = separators - elif indent is not None: - self.item_separator = ',' - if default is not None: - self.default = default - self.encoding = encoding - - def default(self, o): - """Implement this method in a subclass such that it returns - a serializable object for ``o``, or calls the base implementation - (to raise a ``TypeError``). - - For example, to support arbitrary iterators, you could - implement default like this:: - - def default(self, o): - try: - iterable = iter(o) - except TypeError: - pass - else: - return list(iterable) - return JSONEncoder.default(self, o) - - """ - raise TypeError(repr(o) + " is not JSON serializable") - - def encode(self, o): - """Return a JSON string representation of a Python data structure. - - >>> from simplejson import JSONEncoder - >>> JSONEncoder().encode({"foo": ["bar", "baz"]}) - '{"foo": ["bar", "baz"]}' - - """ - # This is for extremely simple cases and benchmarks. - if isinstance(o, basestring): - if isinstance(o, str): - _encoding = self.encoding - if (_encoding is not None - and not (_encoding == 'utf-8')): - o = o.decode(_encoding) - if self.ensure_ascii: - return encode_basestring_ascii(o) - else: - return encode_basestring(o) - # This doesn't pass the iterator directly to ''.join() because the - # exceptions aren't as detailed. The list call should be roughly - # equivalent to the PySequence_Fast that ''.join() would do. - chunks = self.iterencode(o, _one_shot=True) - if not isinstance(chunks, (list, tuple)): - chunks = list(chunks) - if self.ensure_ascii: - return ''.join(chunks) - else: - return u''.join(chunks) - - def iterencode(self, o, _one_shot=False): - """Encode the given object and yield each string - representation as available. - - For example:: - - for chunk in JSONEncoder().iterencode(bigobject): - mysocket.write(chunk) - - """ - if self.check_circular: - markers = {} - else: - markers = None - if self.ensure_ascii: - _encoder = encode_basestring_ascii - else: - _encoder = encode_basestring - if self.encoding != 'utf-8': - def _encoder(o, _orig_encoder=_encoder, _encoding=self.encoding): - if isinstance(o, str): - o = o.decode(_encoding) - return _orig_encoder(o) - - def floatstr(o, allow_nan=self.allow_nan, - _repr=FLOAT_REPR, _inf=PosInf, _neginf=-PosInf): - # Check for specials. Note that this type of test is processor - # and/or platform-specific, so do tests which don't depend on - # the internals. - - if o != o: - text = 'NaN' - elif o == _inf: - text = 'Infinity' - elif o == _neginf: - text = '-Infinity' - else: - return _repr(o) - - if not allow_nan: - raise ValueError( - "Out of range float values are not JSON compliant: " + - repr(o)) - - return text - - - key_memo = {} - if (_one_shot and c_make_encoder is not None - and self.indent is None): - _iterencode = c_make_encoder( - markers, self.default, _encoder, self.indent, - self.key_separator, self.item_separator, self.sort_keys, - self.skipkeys, self.allow_nan, key_memo, self.use_decimal, - self.namedtuple_as_object, self.tuple_as_array, - self.bigint_as_string) - else: - _iterencode = _make_iterencode( - markers, self.default, _encoder, self.indent, floatstr, - self.key_separator, self.item_separator, self.sort_keys, - self.skipkeys, _one_shot, self.use_decimal, - self.namedtuple_as_object, self.tuple_as_array, - self.bigint_as_string) - try: - return _iterencode(o, 0) - finally: - key_memo.clear() - - -class JSONEncoderForHTML(JSONEncoder): - """An encoder that produces JSON safe to embed in HTML. - - To embed JSON content in, say, a script tag on a web page, the - characters &, < and > should be escaped. They cannot be escaped - with the usual entities (e.g. &) because they are not expanded - within