Python isnullの例

コード例 #1

 def check_data(idx, date, date_copy):
     msgs = []
     is_equal = date.isnull()
     for i in range(len(idx)):
         if (is_equal[i] and data[idx[i]][1] is None) or \
                 date[i] == data[idx[i]][1]:
             msgs.append(None)
         else:
             msgs.append(
                 "date values are not equal (date='%s': data[%d][1]='%s')"
                 % (date[i], idx[i], data[idx[i]][1]))
     return pd.Series(msgs)

コード例 #2

ファイル: test_pandas_udf_scalar.py プロジェクト: q977734161/spark

 def check_data(idx, date, date_copy):
     msgs = []
     is_equal = date.isnull()
     for i in range(len(idx)):
         if (is_equal[i] and data[idx[i]][1] is None) or \
                 date[i] == data[idx[i]][1]:
             msgs.append(None)
         else:
             msgs.append(
                 "date values are not equal (date='%s': data[%d][1]='%s')"
                 % (date[i], idx[i], data[idx[i]][1]))
     return pd.Series(msgs)