How to use test_register_from_parametrized_dtype method in pandera

Best Python code snippet using pandera_python

test_engine.py

Source:test_engine.py

...34    with pytest.raises(35        TypeError, match="Data type 'foo' not understood by FakeEngine"36    ):37        engine.dtype("foo")38def test_register_from_parametrized_dtype(engine: Engine):39    """Test that a dtype with from_parametrized_dtype can be registered."""40    @engine.register_dtype41    class _Dtype(BaseDataType):42        @classmethod43        def from_parametrized_dtype(cls, x: int):44            return x45    assert engine.dtype(42) == 4246    with pytest.raises(47        TypeError, match="Data type 'foo' not understood by FakeEngine"48    ):49        engine.dtype("foo")50def test_register_from_parametrized_dtype_union(engine: Engine):51    """Test that a dtype with from_parametrized_dtype and Union annotation52    can be registered....

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