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Add helpful error message for missing PyTorch (#2279)#2279

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Scusemua wants to merge 1 commit intometa-pytorch:mainfrom
Scusemua:export-D98801751
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Add helpful error message for missing PyTorch (#2279)#2279
Scusemua wants to merge 1 commit intometa-pytorch:mainfrom
Scusemua:export-D98801751

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@Scusemua Scusemua commented Apr 27, 2026

Summary:

When running pip install -e . without PyTorch installed, setup.py now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751

@meta-cla meta-cla Bot added the CLA Signed This label is managed by the Meta Open Source bot. label Apr 27, 2026
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meta-codesync Bot commented Apr 27, 2026

@Scusemua has exported this pull request. If you are a Meta employee, you can view the originating Diff in D98801751.

Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 27, 2026
Summary:
Pull Request resolved: meta-pytorch#2279

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
@meta-codesync meta-codesync Bot changed the title Add helpful error message for missing PyTorch Add helpful error message for missing PyTorch (#2279) Apr 27, 2026
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 28, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 28, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 28, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 28, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 28, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 28, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 28, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 28, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 29, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 29, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 30, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 30, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
Scusemua added a commit to Scusemua/torchcomms that referenced this pull request Apr 30, 2026
Summary:

When running `pip install -e .` without PyTorch installed, `setup.py` now prints a clear error message with install instructions (including CUDA version guidance) before failing.

Reviewed By: arttianezhu

Differential Revision: D98801751
@meta-codesync meta-codesync Bot closed this in bb59264 May 5, 2026
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meta-codesync Bot commented May 5, 2026

This pull request has been merged in bb59264.

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