git clone https://github.com/openai/gym pip install -e . 当我按照文档进行安装时,它抛出以下错误: Failed to build box2d-py mujoco-py
DEPRECATION: Could not build wheels for box2d-py, mujoco-py which do not use PEP 517. pip will fall back to legacy 'setup.py install' for these. pip 21.0 will remo