def __init__(self, offset, name=None):
        """
        Construct a L{FixedOffsetTimeZone} with a fixed offset.

        @param offset: a delta representing the offset from UTC.
        @type offset: L{timedelta}

        @param name: A name to be given for this timezone.
        @type name: L{str} or L{None}
        """
        self.offset = offset
        self.name = name

        Construct a L{FixedOffsetTimeZone} with a fixed offset.

        @param offset: a delta representing the offset from UTC.
        @type offset: L{timedelta}

        @param name: A name to be given for this timezone.
        @type name: L{str} or L{None}
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/python/_tzhelper.py