code: def setTraceTimeToLive(self, trace_id, ttl_seconds):
      
      self.send_setTraceTimeToLive(trace_id, ttl_seconds)
      self.recv_setTraceTimeToLive()
docs: Change the TTL of a trace. If we find an interesting trace we want to keep around for further
      investigation.
  
      Parameters:
       - trace_id
       - ttl_seconds