docstr: :rtype: nothing
docstr_tok: [":","rtype",":","nothing"]
code: def pop(self):
      """
      :rtype: nothing
      """
      self.queue1.pop(0)
      if len(self.queue1):
          self.curr_top = self.queue1[0]
  
label_desc: Use image node_id 3 for calling the Stack obj's underlying member method code with example usage: obj.pop() without return types