上下文

我试图让一些代码在MacOS上工作。代码使用Mayavi可视化库，应该在无头服务器上运行以产生可视化。

依赖

brew install gdal
brew install xdpyinfo
brew install --cask xquartz

然后安装所需的库：

python3 -m pip install PyVirtualDisplay

但这在Github Action remote上似乎不起作用：

错误：

display = Display(visible=0, size=(1280, 1024))
/usr/local/lib/python3.9/site-packages/pyvirtualdisplay/display.py:54: in __init__
    self._obj = cls(
/usr/local/lib/python3.9/site-packages/pyvirtualdisplay/xvfb.py:44: in __init__
    AbstractDisplay.__init__(
/usr/local/lib/python3.9/site-packages/pyvirtualdisplay/abstractdisplay.py:85: in __init__
    helptext = get_helptext(program)
/usr/local/lib/python3.9/site-packages/pyvirtualdisplay/util.py:13: in get_helptext
    p = subprocess.Popen(
/usr/local/Cellar/python@3.9/3.9.13_1/Frameworks/Python.framework/Versions/3.9/lib/python3.9/subprocess.py:951: in __init__
    self._execute_child(args, executable, preexec_fn, close_fds,
/usr/local/Cellar/python@3.9/3.9.13_1/Frameworks/Python.framework/Versions/3.9/lib/python3.9/subprocess.py:1821: in _execute_child
    raise child_exception_type(errno_num, err_msg, err_filename)
E   FileNotFoundError: [Errno 2] No such file or directory: 'Xvfb'
=========================== short test summary info ============================
ERROR test_animate.py - FileNotFoundError: [Errno 2] No such file or director...
!!!!!!!!!!!!!!!!!!!! Interrupted: 1 error during collection !!!!!!!!!!!!!!!!!!!!
============================== 1 error in 27.12s ===============================