def METHOD_NAME(self, basepath, dialect, options):
    operator_directory_path = path.join(basepath, 'json')
    operator_file = f'{dialect}_operators.json'
    operator_file_path = path.join(basepath, 'json', operator_file)
    if not path.isfile(operator_file_path):
        # use default operator file since 'default__operators.json' isn't a real dialect
        operator_file = 'operators.json'
    operator_file_path = path.join(operator_directory_path, operator_file)
    return self.read_json(operator_file_path, options)