/home/lixin/.conda/envs/torch39/lib/python3.9/site-packages/glfw/__init__.py:916: GLFWError: (65544) b'X11: The DISPLAY environment variable is missing'
  warnings.warn(message, GLFWError)
fatal: 不是一个 git 仓库（或者任何父目录）：.git
pybullet build time: May 20 2022 19:45:31