code: def uma_rs_check_access(self, rpt, path, http_method):
          
          params = {"oxd_id": self.oxd_id,
                    "rpt": rpt,
                    "path": path,
                    "http_method": http_method}
  
          logger.debug("Sending command `uma_rs_check_access` with params %s",
                       params)
          response = self.msgr.request("uma_rs_check_access", **params)
          logger.debug("Received response: %s", response)
  
          if response['status'] == 'error':
              if response['data']['error'] == 'invalid_request':
                  raise InvalidRequestError(response['data'])
              else:
                  raise OxdServerError(response['data'])
          return response['data']
docs: Function to be used in a UMA Resource Server to check access.
  
          Parameters:
              * **rpt (string):** RPT or blank value if absent (not send by RP)
              * **path (string):** Path of resource (e.g. for http://rs.com/phones, /phones should be passed)
              * **http_method (string):** Http method of RP request (GET, POST, PUT, DELETE)
  
          Returns:
              **dict:** The access information received in the format below.
  
              If the access is granted::
  
                  { "access": "granted" }
  
              If the access is denied with ticket response::
  
                  {
                      "access": "denied",
                      "www-authenticate_header": "UMA realm='example',
                          as_uri='https://as.example.com',
                          error='insufficient_scope',
                          ticket='016f84e8-f9b9-11e0-bd6f-0021cc6004de'",
                      "ticket": "016f84e8-f9b9-11e0-bd6f-0021cc6004de"
                  }
  
              If the access is denied without ticket response::
  
                  { "access": "denied" }
  
          Raises:
              ``oxdpython.exceptions.InvalidRequestError`` if the resource is not
                  protected