Pytorch missing DLLs when installed into an environment on Windows, but not on linux #354
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Thanks for the report. We're testing the import (and much more) here, so it's surprising that this would fail. We didn't successfully populate I suggest we wait for the |
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Also happens with just torch import: |
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We do test this here pytorch-cpu-feedstock/recipe/meta.yaml Lines 401 to 405 in be20390 but it appears that a whole bunch of pytorch-dependent packages (including torchvision) have their own $SP_DIR/<pgk>/_C.so.
So I guess we need to keep that one in |
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Well, I just noticed that the following chunk of pytorch-cpu-feedstock/recipe/bld.bat Lines 229 to 232 in be20390 because pytorch on windows contains
rather than having the |
This was referenced Feb 11, 2025
Merged
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In roughly 14-15h, you should be able to test the builds from #356 (look for build string ending in `_314), which fix this. |
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Builds are online now - could you try again please? |
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Unfortunately still not working as expected. Error message: Installed pytorch package version is conda list belowClick to expand |
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Environment is still grabbing both |
Yes, this is the one from #356 that should have the fix. 🥲 Can you try to build up the environment more iteratively? E.g. from a fresh environment
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Pytorch only - Worksconda list - Click to expand pytorch + torchvision - Worksconda list - Click to expand pytorch + torchvision + roboticstoolbox-python - Doesn't Work - Same errorconda list - Click to expand roboticstoolbox-python installs |
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If this is indeed due to |
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Thanks @h-vetinari, some further testing that does point towards openmp conflicts... Starting in the pytorch + torchvision + roboticstoolbox-python broken environmentResults in a working environment: (rvss) C:\Users\Ted>python -c "import torch; print(torch.__version__)"
2.5.1 |
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Solution to issue cannot be found in the documentation.
Issue
See rvss-australia/RVSS_Need4Speed#6, and rvss-australia/RVSS_Need4Speed#7.
When installing Pytorch alongside a long list of other packages for the above repo, it fails to import and instead displays the below error:
The environment was created with the following command:
The issue is NOT present when installing just Pytorch and torchvision using:
Linux/WSL conda list shown in the linked issue. Long paths has been enabled for windows.
Installed packages
Environment info
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