Fix whitespace in comment.
diff --git a/Lib/collections/__init__.py b/Lib/collections/__init__.py
index 09afc8a..339552e 100644
--- a/Lib/collections/__init__.py
+++ b/Lib/collections/__init__.py
@@ -836,9 +836,8 @@
__copy__ = copy
def new_child(self, m=None): # like Django's Context.push()
- '''
- New ChainMap with a new map followed by all previous maps. If no
- map is provided, an empty dict is used.
+ '''New ChainMap with a new map followed by all previous maps.
+ If no map is provided, an empty dict is used.
'''
if m is None:
m = {}