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How to use test_coerce_without_dtype method in pandera

Best Python code snippet using pandera_python

test_schemas.py

Source:test_schemas.py

...491    assert isinstance(validated_series, pd.Series)492    with pytest.raises(errors.SchemaError):493        schema = SeriesSchema(nullable=False)494        schema.validate(pd.Series([0, 1, 2, None, 4, 1]))495def test_coerce_without_dtype() -> None:496    """Test that an error is thrown when a dtype isn't specified and coerce497    is True."""498    df = pd.DataFrame({"col": [1, 2, 3]})499    for schema in [500        DataFrameSchema({"col": Column(coerce=True)}),501        DataFrameSchema({"col": Column()}, coerce=True),502    ]:503        assert isinstance(schema(df), pd.DataFrame)504def test_required() -> None:505    """506    Tests how a required Column is handled when it's not included, included507    and then not specified and a second column which is implicitly required508    isn't available.509    """...

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