fix release 2

.github/actions/build-macos-release/action.yml

@@ -16,21 +16,15 @@ runs:
   using: "composite"
   steps:
     - name: Build Python package
-      shell: bash
-      env:
-        MACOSX_DEPLOYMENT_TARGET: ${{ inputs.macos-target }}
+      shell: bash -l {0}
       run: |
-        conda activate env
         pip install build
         python setup.py clean --all
         MLX_BUILD_STAGE=1 python -m build -w
 
     - name: Build backend package
       if: ${{ inputs.build-backend }}
-      shell: bash
-      env:
-        MACOSX_DEPLOYMENT_TARGET: ${{ inputs.macos-target }}
+      shell: bash -l {0}
       run: |
-        conda activate env
         python setup.py clean --all
         MLX_BUILD_STAGE=2 python -m build -w

.github/actions/build-macos/action.yml

@@ -1,91 +1,67 @@
 name: 'Build and Test on macOS'
 description: 'Build and test MLX on macOS'
 
-inputs:
-  python-version:
-    description: 'Python version to use'
-    required: false
-    default: '3.10'
-  macos-target:
-    description: 'macOS target to build and test for'
-    required: false
-    default: '14.0'
-
 runs:
   using: "composite"
   steps:
-    - name: Setup uv
-      uses: astral-sh/setup-uv@v6
-      with:
-          python-version: ${{ inputs.python-version }}
-          activate-environment: true
-
     - name: Install dependencies
-      shell: sh
       env:
         DEBUG: 1
         CMAKE_ARGS: "-DCMAKE_COMPILE_WARNING_AS_ERROR=ON"
-        MACOSX_DEPLOYMENT_TARGET: ${{ inputs.macos-target }}
+      shell: bash -l {0}
       run: |
-        uv pip install --upgrade pip
-        uv pip install cmake setuptools nanobind==2.4.0
-        uv pip install -e . -v
+        pip install --upgrade pip
+        pip install cmake setuptools nanobind==2.4.0
+        pip install -e . -v
 
     - name: Generate package stubs
-      shell: bash
+      shell: bash -l {0}
       run: |
-        uv pip install typing_extensions
-        uv run --no-project setup.py generate_stubs
+        pip install typing_extensions
+        python setup.py generate_stubs
 
     - name: Install tests dependencies
-      shell: sh
+      shell: bash -l {0}
       run: |
-        uv pip install numpy torch tensorflow unittest-xml-reporting
+        pip install numpy torch tensorflow unittest-xml-reporting
 
     - name: Run Python tests
-      shell: bash
+      shell: bash -l {0}
       env:
         LOW_MEMORY: 1
-        MACOSX_DEPLOYMENT_TARGET: ${{ inputs.macos-target }}
       run: |
-        DEVICE=cpu uv run -m xmlrunner discover -v python/tests -o test-results/cpu
-        DEVICE=gpu METAL_DEVICE_WRAPPER_TYPE=1 METAL_DEBUG_ERROR_MODE=0 uv run -m xmlrunner discover -v python/tests -o test-results/gpu
+        DEVICE=cpu python -m xmlrunner discover -v python/tests -o test-results/cpu
+        DEVICE=gpu METAL_DEVICE_WRAPPER_TYPE=1 METAL_DEBUG_ERROR_MODE=0 python -m xmlrunner discover -v python/tests -o test-results/gpu
         mpirun --bind-to none -host localhost:8 -np 8 -x DYLD_LIBRARY_PATH=/opt/homebrew/lib/ python python/tests/mpi_test_distributed.py
         mlx.launch --verbose -n 8 python/tests/ring_test_distributed.py -v 2> >(tee -a stderr.log >&2)
         if $(grep "\[WARN\]" stderr.log); then echo "Distributed ring test failed"; exit 1; fi
 
     - name: Build example extension
-      shell: bash
-      env:
-        MACOSX_DEPLOYMENT_TARGET: ${{ inputs.macos-target }}
+      shell: bash -l {0}
       run: |
         cd examples/extensions
-        uv pip install -r requirements.txt
-        uv run --no-project setup.py build_ext --inplace
-        uv run --no-project test.py
+        pip install -r requirements.txt
+        python setup.py build_ext --inplace
+        python test.py
 
     - name: Build CPP only
-      shell: bash
-      env:
-        MACOSX_DEPLOYMENT_TARGET: ${{ inputs.macos-target }}
+      shell: bash -l {0}
       run: |
         mkdir -p build
         cd build
         cmake ..
         make -j $(sysctl -n hw.ncpu)
 
     - name: Run CPP tests
-      shell: bash
+      shell: bash -l {0}
       env:
         DEVICE: gpu
         METAL_DEVICE_WRAPPER_TYPE: 1
         METAL_DEBUG_ERROR_MODE: 0
       run: ./build/tests/tests
 
     - name: Build small binary with JIT
-      shell: bash
-      env:
-        MACOSX_DEPLOYMENT_TARGET: ${{ inputs.macos-target }}
+      shell: bash -l {0}
       run: |
         mkdir -p build
         cd build
@@ -98,16 +74,15 @@ runs:
         make -j $(sysctl -n hw.ncpu)
 
     - name: Run Python tests with JIT
-      shell: bash
+      shell: bash -l {0}
       env:
         LOW_MEMORY: 1
         DEVICE: gpu
         METAL_DEVICE_WRAPPER_TYPE: 1
         METAL_DEBUG_ERROR_MODE: 0
-        MACOSX_DEPLOYMENT_TARGET: ${{ inputs.macos-target }}
       run: |
         CMAKE_ARGS="-DMLX_METAL_JIT=ON" \
-          uv pip install -e . -v
-        uv run -m xmlrunner discover \
+          pip install -e . -v
+        python -m xmlrunner discover \
             -v python/tests \
             -o test-results/gpu_jit

.github/actions/setup-macos/action.yml

@@ -1,6 +1,12 @@
 name: 'Setup macOS Environment'
 description: 'Install dependencies for macOS builds'
 
+inputs:
+  python-version:
+    description: 'Python version to use'
+    required: false
+    default: '3.10'
+
 runs:
   using: "composite"
   steps:
@@ -11,3 +17,8 @@ runs:
     - name: Verify MetalToolchain installed
       shell: bash
       run: xcodebuild -showComponent MetalToolchain
+
+    - uses: conda-incubator/setup-miniconda@v3
+      with:
+        miniconda-version: "latest"
+        python-version: ${{ inputs.python-version }}

.github/workflows/nightly.yml

@@ -64,7 +64,6 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
       - uses: ./.github/actions/build-macos
-
       - name: Build macOS 15 package
         uses: ./.github/actions/build-macos-release
         with:

.github/workflows/pull_request.yml

@@ -5,6 +5,10 @@ on: pull_request
 permissions:
   contents: read
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   check_lint:
     runs-on: ubuntu-22.04
@@ -32,13 +36,13 @@ jobs:
       matrix:
         macos-target: ["14.0", "15.0"]
     runs-on: [self-hosted, macos]
+    env:
+      MACOSX_DEPLOYMENT_TARGET: ${{ matrix.macos-target }}
     needs: check_lint
     steps:
       - uses: actions/checkout@v5
       - uses: ./.github/actions/setup-macos
       - uses: ./.github/actions/build-macos
-        with:
-          macos-target: ${{ matrix.macos-target }}
 
   cuda_build_and_test:
     if: github.repository == 'ml-explore/mlx'

.github/workflows/release.yml

@@ -47,12 +47,8 @@ jobs:
     strategy:
       matrix:
         python_version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
-        include:
-          - runner: ubuntu-24.04
-            arch: x64
-          - runner: ubuntu-24.04-arm64
-            arch: arm64
-    runs-on: ${{ matrix.runner }}
+        arch: ['x86_64', 'aarch64']
+    runs-on: ${{ matrix.arch == 'x86_64' && 'ubuntu-22.04' || 'ubuntu-22.04-arm' }}
     env:
       PYPI_RELEASE: 1
       DEV_RELEASE: ${{ github.event.inputs.dev_release == 'true' && 1 || 0 }}
@@ -68,12 +64,14 @@ jobs:
       - name: Upload MLX artifacts
         uses: actions/upload-artifact@v5
         with:
+          overwrite: true
           name: linux-wheels-${{ matrix.python_version }}
           path: wheelhouse/mlx-*.whl
       - name: Upload CPU artifacts
         if: matrix.python_version == '3.10'
         uses: actions/upload-artifact@v5
         with:
+          overwrite: true
           name: mlx-cpu
           path: wheelhouse/mlx_cpu-*.whl
 
@@ -90,19 +88,17 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - uses: ./.github/actions/setup-macos
-      - uses: conda-incubator/setup-miniconda@v3
         with:
-          miniconda-version: "latest"
           python-version: ${{ matrix.python-version }}
 
       - name: Install dependencies
-        shell: sh
+        shell: bash -l {0}
         run: |
           pip install --upgrade pip
           pip install cmake setuptools nanobind==2.4.0
           pip install -e . -v
       - name: Generate package stubs
-        shell: bash
+        shell: bash -l {0}
         run: |
           pip install typing_extensions
           python setup.py generate_stubs
@@ -119,12 +115,14 @@ jobs:
       - name: Upload MLX artifacts
         uses: actions/upload-artifact@v5
         with:
+          overwrite: true
           name: mac-wheels-${{ matrix.python-version }}
           path: dist/mlx-*.whl
       - name: Upload Metal artifacts
         if: matrix.python-version == '3.10'
         uses: actions/upload-artifact@v5
         with:
+          overwrite: true
           name: mlx-metal
           path: dist/mlx_metal-*.whl
 
@@ -146,6 +144,7 @@ jobs:
       - name: Upload artifacts
         uses: actions/upload-artifact@v5
         with:
+          overwrite: true
           name: mlx-cuda
           path: wheelhouse/mlx_cuda-*.whl