Update pandas/tests/frame/test_constructors.py

Author: jreback

pandas/tests/frame/test_constructors.py

@@ -1204,7 +1204,7 @@ def test_constructor_DataFrame(self, float_frame):
         assert df_casted.values.dtype == np.int64
 
     def test_constructor_empty_DataFrame(self):
-# GH 20624
+        # GH 20624
         actual = pd.DataFrame(pd.DataFrame(), dtype="object")
         expected = pd.DataFrame([], dtype="object")
         tm.assert_frame_equal(actual, expected)