KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use test_check_multiple_columns method in pandera

Best Python code snippet using pandera_python

test_model.py

Source:test_model.py

...283    df = pd.DataFrame({"a": [101]})284    err_msg = r"Column\s*a\s*int_column_lt_100\s*\[101\]\s*1"285    with pytest.raises(pa.errors.SchemaErrors, match=err_msg):286        schema.validate(df, lazy=True)287def test_check_multiple_columns() -> None:288    """Test a single check decorator targeting multiple columns."""289    class Schema(pa.SchemaModel):290        a: Series[int]291        b: Series[int]292        @pa.check("a", "b")293        @classmethod294        def int_column_lt_100(cls, series: pd.Series) -> Iterable[bool]:295            return series < 100296    df = pd.DataFrame({"a": [101], "b": [200]})297    with pytest.raises(298        pa.errors.SchemaErrors, match="2 schema errors were found"299    ):300        Schema.validate(df, lazy=True)301def test_check_regex() -> None:...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.