code: def add_many(self, keys: np.ndarray, vectors: np.ndarray):
      assert isinstance(keys, int)
      assert isinstance(vectors, np.ndarray)
      assert keys.ndim == 1 and vectors.ndim == 2
      assert keys.shape[0] == vectors.shape[0]
      self.client.add_many(keys=keys, vectors=vectors)
  
file_path: usearch/python/usearch/client.py
imports: from typing import Union, Optional, List
  import numpy
  from ucall.client import Client
  from usearch.index import Matches
label_desc: Use image node_id 3 for calling the IndexClient obj's underlying member method code with example usage: obj.add_many(keys, vectors) without return types