Merge pull request #2519 from adamobeng/master

Fixed DataFrame.any() docstring

Author: Chang She

pandas/core/frame.py

@@ -4643,7 +4643,7 @@ def any(self, axis=0, bool_only=None, skipna=True, level=None):
 
     def all(self, axis=0, bool_only=None, skipna=True, level=None):
         """
-        Return whether any element is True over requested axis.
+        Return whether all elements are True over requested axis.
         %(na_action)s
 
         Parameters