docs: def _init_map(self, record_types=None, **kwargs):
          """Initialize form map"""
          osid_objects.OsidObjectForm._init_map(self, record_types=record_types)
          self._my_map['assignedBinIds'] = [str(kwargs['bin_id'])]
          self._my_map['group'] = self._group_default
          self._my_map['avatarId'] = self._avatar_default