code: def _norm(A):
      return A / np.linalg.norm(A, ord=2, axis=1, keepdims=True)
  
file_path: jina/tests/integration/crud/__init__.py
imports: import os
  from typing import Dict, Tuple
  import numpy
  from jina import Document, DocumentArray, Executor, requests
  from jina.logging.logger import JinaLogger
label_desc: Use image node_id 5 for calling a global function with example usage: _norm(A) and returns: unknown