class_docstr: The fake KVStore client.
  
  This is to mimic the distributed KVStore client. It's used for DistGraph
  in standalone mode.
class_docstr_tok: ["The","fake","KVStore","client",".","This","is","to","mimic","the","distributed","KVStore","client",".","It","'s","used","for","DistGraph","in","standalone","mode","."]
docstr: register pull handler
docstr_tok: ["register","pull","handler"]
code: def register_pull_handler(self, name, func):
      """register pull handler"""
      self._pull_handlers[name] = func
  
imports: from ..None import backend
label_desc: Use image node_id 6 for calling the KVClient obj's underlying member method code with example usage: obj.register_pull_handler(name, func) without return types