code: def disconnect(self):
      res = self.client.Disconnect(
          CommonRequest(session_id=self.session_id)
      )
      self.transport.close()
      return res
  
imports: from infinity.remote_thrift.infinity_thrift_rpc import *
  from infinity.remote_thrift.infinity_thrift_rpc.ttypes import *
  from thrift.protocol import TBinaryProtocol
  from thrift.transport import TSocket
  from infinity import URI
label_desc: Use image node_id 19 for calling the ThriftInfinityClient obj's underlying member method code with example usage: obj.disconnect() and returns: res