Run without GPU

[jackhumphries]

Is it possible to use DragGAN without an NVIDIA GPU installed? I cannot install CUDA due to the lack of an NVIDIA GPU (see error below), but I would still like to run DragGAN on my CPU. Thanks.

$ cat /var/log/cuda-installer.log
[INFO]: Overriding compiler check
[INFO]: Driver not installed.
[INFO]: Initializing menu
[INFO]: Setup complete
[INFO]: Components to install:
[INFO]: Driver
[INFO]: 455.23.05
[INFO]: Executing NVIDIA-Linux-aarch64-455.23.05.run --ui=none --no-questions --accept-license --disable-nouveau --no-cc-version-check --install-libglvnd  2>&1
[INFO]: Finished with code: 256
[ERROR]: Install of driver component failed.
[ERROR]: Install of 455.23.05 failed, quitting
(base) $ cat /var/log/nvidia-installer.log
nvidia-installer log file '/var/log/nvidia-installer.log'
creation time: Thu Aug 24 17:11:04 2023
installer version: 455.23.05

PATH: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin

nvidia-installer command line:
    ./nvidia-installer
    --ui=none
    --no-questions
    --accept-license
    --disable-nouveau
    --no-cc-version-check
    --install-libglvnd

Using built-in stream user interface
-> Detected 4 CPUs online; setting concurrency level to 4.
WARNING: You do not appear to have an NVIDIA GPU supported by the 455.23.05 NVIDIA Linux graphics driver installed in this system.  For further details, please see the appendix SUPPORTED NVIDIA GRAPHICS CHIPS in the README available on the Linux driver download page at [www.nvidia.com](http://www.nvidia.com/).
-> The file '/tmp/.X0-lock' exists and appears to contain the process ID '1356' of a runnning X server.
ERROR: You appear to be running an X server; please exit X before installing.  For further details, please see the section INSTALLING THE NVIDIA DRIVER in the README available on the Linux driver download page at [www.nvidia.com](http://www.nvidia.com/).
ERROR: Installation has failed.  Please see the file '/var/log/nvidia-installer.log' for details.  You may find suggestions on fixing installation problems in the README available on the Linux driver download page at [www.nvidia.com](http://www.nvidia.com/).