Fix PyTorch version to 2.0.1 in workflow (#1377)

Author: WoosukKwon

.github/workflows/publish.yml

@@ -49,6 +49,7 @@ jobs:
       matrix:
           os: ['ubuntu-20.04']
           python-version: ['3.8', '3.9', '3.10', '3.11']
+          pytorch-version: ['2.0.1']
           cuda-version: ['11.8'] # Github runner can't build anything older than 11.8
 
     steps:
@@ -69,9 +70,9 @@ jobs:
         run: |
           bash -x .github/workflows/scripts/cuda-install.sh ${{ matrix.cuda-version }} ${{ matrix.os }}
 
-      - name: Install PyTorch-cu${{ matrix.cuda-version }}
+      - name: Install PyTorch ${{ matrix.pytorch-version }} with CUDA ${{ matrix.cuda-version }}
         run: |
-          bash -x .github/workflows/scripts/pytorch-install.sh ${{ matrix.python-version }} ${{ matrix.cuda-version }}
+          bash -x .github/workflows/scripts/pytorch-install.sh ${{ matrix.python-version }} ${{ matrix.pytorch-version }} ${{ matrix.cuda-version }}
 
       - name: Build wheel
         shell: bash

.github/workflows/scripts/pytorch-install.sh

@@ -1,11 +1,12 @@
 #!/bin/bash
 
 python_executable=python$1
-cuda_version=$2
+pytorch_version=$2
+cuda_version=$3
 
 # Install torch
 $python_executable -m pip install numpy pyyaml scipy ipython mkl mkl-include ninja cython typing pandas typing-extensions dataclasses setuptools && conda clean -ya
-$python_executable -m pip install torch -f https://download.pytorch.org/whl/cu${cuda_version//./}/torch_stable.html
+$python_executable -m pip install torch==${pytorch_version}+cu${cuda_version//./} --index-url https://download.pytorch.org/whl/cu${cuda_version//./}
 
 # Print version information
 $python_executable --version