def get(self): args = self.get_users_parser.parse_args() email = args['email'] if email: users = UserModel.get_list(email=email.lower()) else: users = UserModel.get_all_users() user_teams = [UserTeam.get_team_by_user(user.unid) for user in users] serialized = [] for member, user in zip(user_teams, users): temp = user.serialize() temp['team_unid'] = member.team_unid if member else None serialized.append(temp) return { 'users': serialized }