code: def setup_logging(fail_silently=False):
      
      config = None
  
      paths = list(get_config_paths(filename='logconfig.yml', reversed=True))
      for path in paths:
          if not os.path.exists(path):
              continue
  
          with open(path, 'rt') as f:
              config = yaml.safe_load(f.read())
  
          LOG_LEVEL = os.environ.get('LOG_LEVEL')
          if LOG_LEVEL:
              config['root']['level'] = LOG_LEVEL.upper()
              config['handlers']['console']['level'] = LOG_LEVEL.upper()
  
          logging.config.dictConfig(config)
  
          break
      else:
          if not fail_silently:
              raise LogconfigError('Unable to find logconfig in {}'.format(paths))
  
      return config
docs: Setup logging configuration
  
      Finds the most user-facing log config on disk and uses it