code: def metric_generators_settings():
      return jsonify(
          [getattr(metricsetting, x) for x in metricsetting.__all__]
      )
  
imports: from __future__ import absolute_import, print_function, division, unicode_literals
  import os
  from flask import request, jsonify, send_from_directory, g
  from redis import Redis
  from rq import Connection
  from sqlalchemy import create_engine
  from sklearn.model_selection import ParameterGrid
  from sklearn.model_selection import ParameterSampler
  from xcessiv import app, functions, exceptions, models, rqtasks
  from xcessiv.presets import learnersetting, metricsetting, cvsetting
  import six
label_desc: Use image node_id 13 for calling a global function with example usage: metric_generators_settings() and returns: jsonify