How to use test_dataframe_strategy method in pandera

Best Python code snippet using pandera_python

test_strategies.py

Source:test_strategies.py Github

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...417@pytest.mark.parametrize("data_type", SUPPORTED_DTYPES)418@pytest.mark.parametrize("size", [None, 0, 1, 3, 5])419@hypothesis.given(st.data())420@hypothesis.settings(suppress_health_check=[hypothesis.HealthCheck.too_slow])421def test_dataframe_strategy(data_type, size, data):422 """Test DataFrameSchema strategy."""423 dataframe_schema = pa.DataFrameSchema(424 {f"{data_type}_col": pa.Column(data_type)}425 )426 df_sample = data.draw(dataframe_schema.strategy(size=size))427 if size == 0:428 assert df_sample.empty429 elif size is None:430 assert df_sample.empty or isinstance(431 dataframe_schema(df_sample), pd.DataFrame432 )433 else:434 assert isinstance(dataframe_schema(df_sample), pd.DataFrame)435 with pytest.raises(pa.errors.BaseStrategyOnlyError):...

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