code: def do_append(self, x):
      self.y_queue.append(x)
      self.t_queue.append(x)
  
file_path: pfrl/tests/collections_tests/test_random_access_queue.py
imports: import collections
  import pytest
  from pfrl.collections.random_access_queue import RandomAccessQueue
label_desc: Use image node_id 7 for calling the TestRandomAccessQueue obj's underlying member method code with example usage: obj.do_append(x) without return types