Function List

src/commoncode/datautils.py:196–224

Return a list attribute: the optional item_type defines the type of items it stores.

(
    item_type=typing.Any,
    default=attr.NOTHING,
    validator=None,
    repr=False,
    eq=True,
    order=True,  # NOQA
    converter=None,
    label=None,
    help=None,
)

def List(
    item_type=typing.Any,
    default=attr.NOTHING,
    validator=None,
    repr=False,
    eq=True,
    order=True,  # NOQA
    converter=None,
    label=None,
    help=None,
):  # NOQA
    """
    Return a list attribute: the optional item_type defines the type of items it stores.
    """
    if default is attr.NOTHING:
        default = attr.Factory(list)

    return attribute(
        default=default,
        validator=validator,
        repr=repr,
        eq=eq,
        order=order,
        init=True,
        type=typing.List[item_type],
        converter=converter,
        help=help,
        label=label,
    )


def Mapping(