from mock import Mock LEAP_FLAGS = ['\\Seen', '\\Answered', '\\Flagged', '\\Deleted', '\\Draft', '\\Recent', 'List'] def leap_mail(uid=0, extra_flags=[], headers={}): flags = LEAP_FLAGS + extra_flags return Mock(getUID=Mock(return_value=uid), getFlags=Mock(return_value=flags), bdoc=Mock(content={'raw': 'test'}), hdoc=Mock(content={'headers': headers}))