code: def get_environments():
      
      config = ConfigParser.SafeConfigParser()
  
      config = _config_file()
  
      juicer.utils.Log.log_debug("Reading environment sections:")
  
      environments = config.sections()
      juicer.utils.Log.log_debug("Read environment sections: %s", ', '.join(environments))
      return environments
docs: Return defined environments from config file for default
      environment values.