code: def setup_environment_from_config_file():
      
  
      from os.path import exists
  
      config_file = get_config_file()
  
      if not exists(config_file):
          return
  
      try:
          config = _ConfigParser.SafeConfigParser()
          config.read(config_file)
  
          __section = "Environment"
  
          if config.has_section(__section):
              items = config.items(__section)
  
              for k, v in items:
                  try:
                      os.environ[k.upper()] = v
                  except Exception as e:
                      print(("WARNING: Error setting environment variable "
                             "'%s = %s' from config file '%s': %s.")
                            % (k, str(v), config_file, str(e)) )
      except Exception as e:
          print("WARNING: Error reading config file '%s': %s." % (config_file, str(e)))
docs: Imports the environmental configuration settings from the
      config file, if present, and sets the environment
      variables to test it.