Fix linting

Author: AnnaDaglis

pandas/core/dtypes/cast.py

@@ -6,7 +6,6 @@
 
 import numpy as np
 
-import pandas as pd
 from pandas._libs import lib, tslib, tslibs
 from pandas._libs.tslibs import (
     NaT,
@@ -71,6 +70,8 @@
 from pandas.core.dtypes.inference import is_list_like
 from pandas.core.dtypes.missing import isna, notna
 
+import pandas as pd
+
 _int8_max = np.iinfo(np.int8).max
 _int16_max = np.iinfo(np.int16).max
 _int32_max = np.iinfo(np.int32).max