update Beets

lib/beets/random.py

@@ -12,24 +12,22 @@
 # The above copyright notice and this permission notice shall be
 # included in all copies or substantial portions of the Software.
 
-"""Get a random song or album from the library.
-"""
+"""Get a random song or album from the library."""
 
 import random
-from operator import attrgetter
 from itertools import groupby
+from operator import attrgetter
 
 
 def _length(obj, album):
-    """Get the duration of an item or album.
-    """
+    """Get the duration of an item or album."""
     if album:
         return sum(i.length for i in obj.items())
     else:
         return obj.length
 
 
-def _equal_chance_permutation(objs, field='albumartist', random_gen=None):
+def _equal_chance_permutation(objs, field="albumartist", random_gen=None):
     """Generate (lazily) a permutation of the objects where every group
     with equal values for `field` have an equal chance of appearing in
     any given position.
@@ -86,8 +84,9 @@ def _take_time(iter, secs, album):
     return out
 
 
-def random_objs(objs, album, number=1, time=None, equal_chance=False,
-                random_gen=None):
+def random_objs(
+    objs, album, number=1, time=None, equal_chance=False, random_gen=None
+):
     """Get a random subset of the provided `objs`.
 
     If `number` is provided, produce that many matches. Otherwise, if