code: def do_local_jwk(self, filename):
          
          _info = json.loads(open(filename).read())
          if 'keys' in _info:
              self.do_keys(_info["keys"])
          else:
              self.do_keys([_info])
  
          self.last_updated = time.time()
docs: Load a JWKS from a local file
           
          :param filename: