Removal of whitespace to satisfy flak8 checks.

Author: benjaminr

pandas/core/frame.py

@@ -6046,7 +6046,7 @@ def _gotitem(self,
     axis=0)``.
 
     `agg` is an alias for `aggregate`. Use the alias.
-    
+
     See Also
     --------
     DataFrame.apply : Perform any type of operations.

pandas/core/groupby/generic.py

@@ -1252,7 +1252,7 @@ class DataFrameGroupBy(NDFrameGroupBy):
     pandas.DataFrame.groupby.apply
     pandas.DataFrame.groupby.transform
     pandas.DataFrame.aggregate
-    
+
     Examples
     --------
 

pandas/core/window.py

@@ -1293,7 +1293,7 @@ def kurt(self, **kwargs):
     Series or DataFrame
         Returned object type is determined by the caller of the %(name)s
         calculation.
-        
+
     See Also
     --------
     pandas.Series.quantile : Computes value at the given quantile over all data
@@ -1889,7 +1889,7 @@ def _get_window(self, other=None):
     pandas.DataFrame.expanding.aggregate
     pandas.DataFrame.rolling.aggregate
     pandas.DataFrame.aggregate
-    
+
     Examples
     --------