OpenAi Gym Installation - python version mismatch

题意：OpenAI Gym 安装 - Python 版本不匹配

问题背景：

I am trying to install openai gym on a fresh Ubuntu 16VM. I'm following the documentation to install the Atari package, but I keep running into problems:

我正在尝试在一个全新的 Ubuntu 16 虚拟机上安装 OpenAI Gym。我按照文档安装 Atari 包，但不断遇到问题：

When I run ipython > v2.7.12        当我运行 `ipython` > v2.7.12 时

>import gym
>gym.make('SpaceInvaders-v0')

I get :        我得到以下错误信息：

....
TypeError: super() takes at least 1 argument (0 given)

It seems to run python3 code, however, during the installation I used the default setting