Function test_table_getitem

python/pathway/tests/test_error_messages.py:526–542

()

def test_table_getitem():
    tab = T(
        """
            a
            1
            2
        """
    )

    with _assert_error_trace(
        ValueError,
        match=re.escape(
            "Table.__getitem__ argument has to be a ColumnReference to the same table or pw.this, or a string "
            + "(or a list of those)."
        ),
    ):
        tab[tab.copy().a]  # cause


def test_from_columns():