ENH: Provide dict object for to_dict() pandas-dev#16122

Author: dwkenefick

pandas/core/frame.py

@@ -924,6 +924,7 @@ def to_dict(self, orient='dict', into=dict):
         {'a': {'col1': 1.0, 'col2': 0.5}, 'b': {'col1': 2.0, 'col2': 0.75}}
 
         You can also specify the mapping type.
+
         >>> from collections import OrderedDict, defaultdict
         >>> df.to_dict(into=OrderedDict)
         OrderedDict([('col1', OrderedDict([('a', 1), ('b', 2)])),

pandas/core/series.py

@@ -1092,8 +1092,6 @@ def to_dict(self, into=dict):
         Returns
         -------
         value_dict : collections.Mapping
-            If ``into`` is collections.defaultdict, the return
-            value's default_factory will be None.
 
         Examples
         --------