code: def _read_config(self):
          
  
          try:
              self.config = self.componentmodel.find_one(
                  {'name': self.uniquename})
          except ServerSelectionTimeoutError:  # pragma: no cover
              self.log("No database access! Check if mongodb is running "
                       "correctly.", lvl=critical)
          if self.config:
              self.log("Configuration read.", lvl=verbose)
          else:
              self.log("No configuration found.", lvl=warn)
docs: Read this component's configuration from the database