tannewt

class Filter:
    def __init__(self, address: int, *, extended: bool = False, mask: Optional[int] = None):
        """Construct a CanFilter with the given properties.

        If mask is not None, then the filter is for any sender which matches all
        the nonzero bits in mask.  Otherwise, it matches exactly the given address.

        If extended is true then only extended addresses are matched, otherwise
        only standard addresses are matched.
        """