code: def _set_config(c):
      """Set gl configuration for template"""
      raise NotImplementedError
  
imports: from __future__ import division
  from ..base import BaseApplicationBackend, BaseCanvasBackend, BaseTimerBackend
  from ...util import keys
  from ...None import config
label_desc: Use image node_id 1 for calling a global function with example usage: _set_config(c) without return types