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How to use test_index_schema method in pandera

Best Python code snippet using pandera_python

test_schema_components.py

Source:test_schema_components.py

...40        {"a": Column(Int, Check(lambda x: x > 0, element_wise=True))}41    )42    data = pd.DataFrame({"a": [1, 2, 3]})43    assert isinstance(schema.validate(data), pd.DataFrame)44def test_index_schema():45    """Tests that when specifying a DataFrameSchema Index pandera validates46    and errors appropriately."""47    schema = DataFrameSchema(48        index=Index(49            Int,50            [51                Check(lambda x: 1 <= x <= 11, element_wise=True),52                Check(lambda index: index.mean() > 1),53            ],54        )55    )56    df = pd.DataFrame(index=range(1, 11), dtype="int64")57    assert isinstance(schema.validate(df), pd.DataFrame)58    assert schema.index.names == [None]...

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