CLN: Removed unused variable. PEP8.

danielballan · danielballan · commit c1e81a4a0f7f · 2015-01-27T12:26:04.000-05:00
diff --git a/pandas/core/groupby.py b/pandas/core/groupby.py
@@ -1090,8 +1090,7 @@ def _cython_agg_general(self, how, numeric_only=True):
                 values = obj.values
             else:
                 is_numeric = issubclass(obj.dtype.type, (np.datetime64,
-                                                            np.timedelta64))
-                out_dtype = 'float64'
+                                                         np.timedelta64))
                 if is_numeric:
                     values = obj.view('int64')
                 else:
