Dropping trailing whitespaces

lib/yaml/constructor.py

@@ -287,7 +287,7 @@ class SafeConstructor(BaseConstructor):
             return str(value).decode('base64')
         except (binascii.Error, UnicodeEncodeError), exc:
             raise ConstructorError(None, None,
-                    "failed to decode base64 data: %s" % exc, node.start_mark) 
+                    "failed to decode base64 data: %s" % exc, node.start_mark)
 
     timestamp_regexp = re.compile(
             ur'''^(?P<year>[0-9][0-9][0-9][0-9])

lib/yaml/emitter.py

@@ -674,7 +674,7 @@ class Emitter(object):
             # Check for indicators.
             if index == 0:
                 # Leading indicators are special characters.
-                if ch in u'#,[]{}&*!|>\'\"%@`': 
+                if ch in u'#,[]{}&*!|>\'\"%@`':
                     flow_indicators = True
                     block_indicators = True
                 if ch in u'?:':

lib/yaml/parser.py

@@ -482,7 +482,7 @@ class Parser(object):
                     token = self.peek_token()
                     raise ParserError("while parsing a flow sequence", self.marks[-1],
                             "expected ',' or ']', but got %r" % token.id, token.start_mark)
-            
+
             if self.check_token(KeyToken):
                 token = self.peek_token()
                 event = MappingStartEvent(None, None, True,

lib/yaml/scanner.py

@@ -314,7 +314,7 @@ class Scanner(object):
         # Remove the saved possible key position at the current flow level.
         if self.flow_level in self.possible_simple_keys:
             key = self.possible_simple_keys[self.flow_level]
-            
+
             if key.required:
                 raise ScannerError("while scanning a simple key", key.mark,
                         "could not found expected ':'", self.get_mark())
@@ -363,11 +363,11 @@ class Scanner(object):
 
         # Read the token.
         mark = self.get_mark()
-        
+
         # Add STREAM-START.
         self.tokens.append(StreamStartToken(mark, mark,
             encoding=self.encoding))
-        
+
 
     def fetch_stream_end(self):
 
@@ -381,7 +381,7 @@ class Scanner(object):
 
         # Read the token.
         mark = self.get_mark()
-        
+
         # Add STREAM-END.
         self.tokens.append(StreamEndToken(mark, mark))
 
@@ -389,7 +389,7 @@ class Scanner(object):
         self.done = True
 
     def fetch_directive(self):
-        
+
         # Set the current intendation to -1.
         self.unwind_indent(-1)
 
@@ -516,7 +516,7 @@ class Scanner(object):
         self.tokens.append(BlockEntryToken(start_mark, end_mark))
 
     def fetch_key(self):
-        
+
         # Block context needs additional checks.
         if not self.flow_level:
 
@@ -566,7 +566,7 @@ class Scanner(object):
 
         # It must be a part of a complex key.
         else:
-            
+
             # Block context needs additional checks.
             # (Do we really need them? They will be catched by the parser
             # anyway.)
@@ -1024,14 +1024,14 @@ class Scanner(object):
                 # Unfortunately, folding rules are ambiguous.
                 #
                 # This is the folding according to the specification:
-                
+
                 if folded and line_break == u'\n'   \
                         and leading_non_space and self.peek() not in u' \t':
                     if not breaks:
                         chunks.append(u' ')
                 else:
                     chunks.append(line_break)
-                
+
                 # This is Clark Evans's interpretation (also in the spec
                 # examples):
                 #