docs: def check_config(self, section, name, has_default=False, value=None, allowEmpty=False):
      
      """
      Check if a config value is set
  
      Returns
  
      True - config value is set and valid
      False - config value is not set or invalid
      """
  
      cfg = self.config
      if not cfg.has_key(section) or not cfg.get(section).has_key(name):
        if not has_default:
          self.config_errors.append("%s: %s -> missing" % (section, name))
          return False
        else:
          return True
  
      v = cfg.get(section).get(name)
  
      if v == "" and not allowEmpty:
        self.config_errors.append("%s: %s -> empty" % (section, name))
        return False
      return True