code: def num_shards(request):
      return request.param
  
imports: import os
  import time
  from typing import Any, AsyncGenerator, AsyncIterator, Dict, Generator, Iterator, List, Optional, Union
  import numpy
  import pytest
  from docarray import BaseDoc, DocList
  from docarray.documents import ImageDoc, TextDoc
  from docarray.documents.legacy import LegacyDocument
  from docarray.typing import AnyTensor, ImageUrl, NdArray
  from jina import Client, Deployment, Executor, Flow, dynamic_batching, requests
  from jina.excepts import RuntimeFailToStart
  from jina.helper import random_port
  import uuid
label_desc: Use image node_id 27 for calling a global function with example usage: num_shards(request) and returns: request