title: gym-atari Installation Error
body: <p>So... The command I used to install atari.py is</p>
  
  <pre><code>pip install -e '.[atari]'
  </code></pre>
  
  <p>And the error log I got</p>
  
  <pre><code>Failed building wheel for atari-py
  omit some logs...
  Command "/usr/bin/python -u -c "import setuptools, 
  tokenize;__file__='/tmp  /pip-build-ajd9AF/atari-
  py/setup.py';f=getattr(tokenize, 'open',   
  open)(__file__);code=f.read().replace('\r\n', 
  '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record 
  /tmp/pip-xcU5TZ-record/install-record.txt --single-version-externally-
  managed --compile" failed with error code 1 in /tmp/pip-build-ajd9AF
  /atari-py/
  </code></pre>
  
  <p>I don't know how to solve it help me. Thanks!</p>