Switch build frontend to build[uv] for speed

Author: ankith26

.github/workflows/build-macos.yml

@@ -132,6 +132,9 @@ jobs:
           key: macdep-${{ hashFiles('buildconfig/manylinux-build/**') }}-${{ hashFiles('buildconfig/macdependencies/*.sh') }}-${{ matrix.macarch }}
           fail-on-cache-miss: true
 
+      - name: Install uv for speed
+        uses: yezz123/setup-uv@v4
+
       - name: Build and test wheels
         uses: pypa/cibuildwheel@v2.19.2
 

.github/workflows/build-windows.yml

@@ -56,6 +56,9 @@ jobs:
         with:
           arch: ${{ matrix.msvc-dev-arch }}
 
+      - name: Install uv for speed
+        uses: yezz123/setup-uv@v4
+
       - name: Build and test wheels
         uses: pypa/cibuildwheel@v2.19.2
 

pyproject.toml

@@ -61,9 +61,16 @@ install = ['--tags=runtime,python-runtime,pg-tag']
 # setup = ["-Derror_on_warns=true"]
 
 [tool.cibuildwheel]
+# The default build-frontend is "pip", but we use the recommended "build" frontend.
+# build (AKA pypa/build) is a simple tool that just focusses on one thing: building
+# wheels. build still needs to interact with a pip-like tool to handle build-time
+# dependencies. Here is where uv comes into the picture. It is an "installer" like pip,
+# but faster. It has been observed to save a couple of minutes of CI time.
+build-frontend = "build[uv]"
 build = "cp3{8,9,10,11,12}-* pp3{8,9,10}-*"
 skip = "*-musllinux_*"
-build-verbosity = 3
+# build[uv] is verbose by default, so below flag is not needed here
+# build-verbosity = 3
 
 environment = { SDL_VIDEODRIVER="dummy", SDL_AUDIODRIVER="disk" }
 test-command = "python -m pygame.tests -v --exclude opengl,music,timing --time_out 300"