def XsrfTokenValidate(token, action, user=None, timestamp=None, time_=time):
  """Generate an XSRF token."""
  if not token:
    return False
  if not user:
    # TODO(user): drop the unused user arg, find a way to cache user.
    user = models.GetCurrentUser().email
  if not timestamp:
    try:
      # Request objects return Unicode encoded tokens.
      token = token.encode('utf-8')

      _, timestr = base64.urlsafe_b64decode(token).split(XSRF_DELIMITER, 1)
      timestamp = float(timestr)
    except ValueError:
      logging.exception('ValueError obtaining timestamp from token: %s', token)
      return False

  if time_.time() < timestamp + XSRF_VALID_TIME:
    return False
  if token != XsrfTokenGenerate(action, user, timestamp):
    return False
  return True
dataset/ETHPy150Open google/cauliflowervest/src/cauliflowervest/server/util.py/XsrfTokenValidate/swapped operands of `<`