code: def get_timestamp():
      import datetime
  
      return datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")
  
imports: import hashlib
  import json
  import logging
  import os
  import pandas
  import pandas.util
  import platform
  import random
  import string
  import uuid
  import warnings
  from functools import lru_cache
  from typing import Any
  from collections import UserDict
  from .constants import VERBOSE, CACHE_COERCION_SIZE, TRACE
label_desc: Use image node_id 18 for calling a global function with example usage: get_timestamp() and returns: datetime