How to use transform_empty_parenthesis method in pandera

Best Python code snippet using pandera_python

test_decorators.py

Source:test_decorators.py Github

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...359def test_check_types_arguments() -> None:360 """Test that check_types forwards key-words arguments to validate."""361 df = pd.DataFrame({"a": [0, 0]})362 @check_types()363 def transform_empty_parenthesis(364 df: DataFrame[OnlyZeroesSchema],365 ) -> DataFrame[OnlyZeroesSchema]: # pylint: disable=unused-argument366 return df367 transform_empty_parenthesis(df)368 @check_types(head=1)369 def transform_head(370 df: DataFrame[OnlyZeroesSchema], # pylint: disable=unused-argument371 ) -> DataFrame[OnlyZeroesSchema]:372 return pd.DataFrame({"a": [0, 0]})373 transform_head(df)374 @check_types(tail=1)375 def transform_tail(376 df: DataFrame[OnlyZeroesSchema], # pylint: disable=unused-argument377 ) -> DataFrame[OnlyZeroesSchema]:378 return pd.DataFrame({"a": [1, 0]})379 transform_tail(df)380 @check_types(lazy=True)381 def transform_lazy(...

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