def get_group(self, name, obj=None):
if obj is None:<EOL><INDENT>obj = self._selected_obj<EOL><DEDENT>inds = self._get_index(name)<EOL>if not len(inds):<EOL><INDENT>raise KeyError(name)<EOL><DEDENT>return obj._take(inds, axis=self.axis)<EOL>
Construct NDFrame from group with provided name.

Parameters
----------
name : object
    the name of the group to get as a DataFrame
obj : NDFrame, default None
    the NDFrame to take the DataFrame out of.  If
    it is None, the object groupby was called on will
    be used

Returns
-------
group : same type as obj