docstr: Stop all active consumption and remove consumer subscriptions
  to topic/partition instances
docstr_tok: ["Stop","all","active","consumption","and","remove","consumer","subscriptions","to","topic\/partition","instances"]
code: def unsubscribe(self):
      """
      Stop all active consumption and remove consumer subscriptions
      to topic/partition instances
      """
  
      self.kafka_meta_client.unsubscribe()
  
file_path: cudf/python/custreamz/custreamz/kafka.py
imports: import confluent_kafka
  from cudf_kafka._lib.kafka import KafkaDatasource
  import cudf
label_desc: Use image node_id 3 for calling the CudfKafkaClient obj's underlying member method code with example usage: obj.unsubscribe() without return types