code: def _maybe_schema(**options):
      
      ac_schema = options.get("ac_schema", None)
      if ac_schema is not None:
          # Try to detect the appropriate parser to load the schema data as it
          # may be different from the original config file's format, perhaps.
          options["ac_parser"] = None
          options["ac_schema"] = None  # Avoid infinite loop.
          LOGGER.info("Loading schema: %s", ac_schema)
          return load(ac_schema, **options)
  
      return None
docs: :param options: Optional keyword arguments such as
  
          - ac_template: Assume configuration file may be a template file and try
            to compile it AAR if True
          - ac_context: Mapping object presents context to instantiate template
          - ac_schema: JSON schema file path to validate configuration files
  
      :return: Mapping object or None means some errors