def timestamp():
  import datetime
  i = datetime.datetime.now()
  return i.strftime("%m/%d/%Y %H:%M:%S")
Ensures token precence, token type, expiration and scope in params.
dataset/ETHPy150Open miklevin/pipulate/common.py/timestamp--crossover with--dataset/ETHPy150Open idan/oauthlib/oauthlib/oauth2/rfc6749/parameters.py/validate_token_parameters