code: def try_import():
      global scan_perform
      sys.path[0:0] = [config.compiledir]
      import scan_perform
  
      del sys.path[0]
  
file_path: Theano/theano/scan_module/scan_perform_ext.py
imports: from __future__ import absolute_import, print_function, division
  import errno
  import logging
  import os
  import sys
  import warnings
  import numpy
  import theano
  from theano import config
  from theano.compat import reload
  from theano.gof.compilelock import get_lock, release_lock
  from theano.gof import cmodule
label_desc: Use image node_id 1 for calling a global function with example usage: try_import() without return types