class_docstr: Assign version that can be exposed via RPC 
class_docstr_tok: ["Assign","version","that","can","be","exposed","via","RPC"]
docstr: set nprobe field 
docstr_tok: ["set","nprobe","field"]
code: def set_nprobe(self, nprobe: int) -> int:
      """set nprobe field"""
      self.index_ivf.nprobe = nprobe
  
file_path: faiss/contrib/client_server.py
imports: from multiprocessing.pool import ThreadPool
  import faiss
  from typing import List, Tuple
  from .None import rpc
label_desc: Use image node_id 2 for calling the SearchServer obj's underlying member method code with example usage: obj.set_nprobe(nprobe) without return types