human
Solve the following python programming problem given the following code:
@ staticmethod 
def poll_for_job_completion(runner, job_id) : 
    'Polls for the specified job to finish running (successfully or not).' 
    last_message_time = None 
    last_message_id = None 
    last_error_rank = float ('-inf') 
    last_error_msg = None 
    last_job_state = None 
    final_countdown_timer_secs = 50.0 
    sleep_secs = 5.0 
    def rank_error(msg) : 
        if ('work item was attempted' in msg) : 
            return (- 1) 
else : 
            if ('Traceback' in msg) : 
                return 1 
else : 
                return 0 
while True : 
        response = runner.dataflow_client.get_job (job_id) 
        if (response.currentState is not None) : 
            if (response.currentState != last_job_state) : 
                logging.info ('Job %s is in state %s', job_id, response.currentState) 
                last_job_state = response.currentState 
if (str (m.currentState) != 'JOB_STATE_RUNNING') : 
                if ((final_countdown_timer_secs <= 0.0) or (last_error_msg is not None) or (str (response.currentState) == 'JOB_STATE_DONE') or (str (response.currentState) == 'JOB_STATE_CANCELLED') or (str (response.currentState) == 'JOB_STATE_UPDATED') or (str (response.currentState) == 'JOB_STATE_DRAINED')) : 
                    break 
sleep_secs = 1.0 
                final_countdown_timer_secs -= sleep_secs 
time.sleep (sleep_secs) 
        page_token = None 
        while True : 
            (messages, page_token) = runner.dataflow_client.list_messages (job_id, page_token = page_token, start_time = last_message_time) 
            for m in messages : 
                if ((last_message_id is not None) and (m.id == last_message_id)) : 
                    continue 
last_message_time = m.time 
                last_message_id = m.id 
                if (m.messageImportance is None) : 
                    continue 
logging.info ('%s: %s: %s: %s', m.id, m.time, m.messageImportance, m.messageText) 
                if (str (m.messageImportance) == 'JOB_MESSAGE_ERROR') : 
                   ...

    
    

    Fix the buggy line: if (str (m.currentState) != 'JOB_STATE_RUNNING') :
assistant
#Here is Python program to fix the buggy line: if (str (m.

if (str (response.currentState) != 'JOB_STATE_RUNNING') :