code: def del_stream(self, name: str) -> None:
      clisrv_req = ClientServerRequest(CliSrvReqTypes.del_stream, name)
      self._clisrv.send_obj(clisrv_req)
      self._stream_reqs.pop(name, None)
  
file_path: tensorwatch/tensorwatch/zmq_mgmt_stream.py
imports: from typing import Any
  from .zmq_stream import ZmqStream
  from .lv_types import PublisherTopics, ServerMgmtMsg, StreamCreateRequest
  from .zmq_wrapper import ZmqWrapper
  from .lv_types import CliSrvReqTypes, ClientServerRequest
  from .None import utils
label_desc: Use image node_id 4 for calling the ZmqMgmtStream obj's underlying member method code with example usage: obj.del_stream(name) without return types