def METHOD_NAME():
    """test is array function"""
    kwargs = {}
    assert is_array(kwargs) is False
    assert not kwargs
    kwargs = {"is_array": True, "array_col": "name"}
    assert kwargs["is_array"] is True
    assert is_array(kwargs) is True
    assert kwargs["array_col"] == "name"
    assert len(kwargs) == 1
    kwargs = {"is_array": False, "array_col": "name"}
    assert kwargs["is_array"] is False
    assert is_array(kwargs) is False
    assert not kwargs