Use uv to increase speed of pip installs

Author: goanpeca

.github/workflows/pytorch-version-tests.yml

@@ -6,6 +6,12 @@ on:
     # Run at 00:00 UTC Every Day
     - cron: "0 0 * * *"
   workflow_dispatch:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
 
 jobs:
   build:
@@ -15,14 +21,13 @@ jobs:
       max-parallel: 5
       fail-fast: false
       matrix:
-        python-version: [3.9, "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11"]
         pytorch-version: [2.5.1, 2.4.1, 2.3.1, 2.2.2, 1.13.1, 1.12.1, 1.10.0]
         exclude:
           - pytorch-version: 1.10.0
             python-version: "3.10"
           - pytorch-version: 1.10.0
             python-version: "3.11"
-
           - pytorch-version: 1.11.0
             python-version: "3.10"
           - pytorch-version: 1.11.0
@@ -68,22 +73,24 @@ jobs:
       - name: Install dependencies
         shell: bash -l {0}
         run: |
-          conda install pytorch=${{ matrix.pytorch-version }} torchvision cpuonly python=${{ matrix.python-version }} -c pytorch
 
+          conda install pytorch=${{ matrix.pytorch-version }} torchvision cpuonly python=${{ matrix.python-version }} -c pytorch -y        
+          pip install uv
+  
           # We should install numpy<2.0 for pytorch<2.3
           numpy_one_pth_version=$(python -c "import torch; print(float('.'.join(torch.__version__.split('.')[:2])) < 2.3)")
           if [ "${numpy_one_pth_version}" == "True" ]; then
-            pip install -U "numpy<2.0"
+            uv pip install "numpy<2.0"
           fi
 
-          pip install -r requirements-dev.txt
-          pip install .
+          uv pip install -r requirements-dev.txt
+          uv pip install .
 
           # pytorch>=1.9.0,<1.11.0 is using "from setuptools import distutils; distutils.version.LooseVersion" anti-pattern
           # which raises the error: AttributeError: module 'distutils' has no attribute 'version' for setuptools>59
           bad_pth_version=$(python -c "import torch; print('.'.join(torch.__version__.split('.')[:2]) in ['1.9', '1.10'])")
           if [ "${bad_pth_version}" == "True" ]; then
-            pip install --upgrade "setuptools<59"
+            uv pip install "setuptools<59"
             python -c "from setuptools import distutils; distutils.version.LooseVersion"
           fi