docs: def check_config(config):
      """
      Check and validate configuration attributes, to help administrators
      quickly spot missing required configurations and invalid configuration
      values in general
      """
  
  
      cfg = vodka.config.Config(read=config)
  
      vodka.log.set_loggers(cfg.get("logging"))
      vodka.app.load_all(cfg)
  
      click.echo("Checking config at %s for errors ..." % config)
  
      num_crit, num_warn = vodka.config.InstanceHandler.validate(cfg)
  
      click.echo("%d config ERRORS, %d config WARNINGS" % (num_crit, num_warn))