code: def close(self):
      if self._is_closed:
          return
      try:
          self._sock.shutdown(socket.SHUT_RDWR)
      except Exception:
          pass
      self._sock.close()
      self._is_closed = True
  
file_path: metaflow/metaflow/plugins/env_escape/communication/socket_bytestream.py
imports: import errno
  import socket
  import sys
  from .bytestream import ByteStream
  from .utils import __try_op__
label_desc: Use image node_id 6 for calling the SocketByteStream obj's underlying member method code with example usage: obj.close() without return types