Merge branch 'master' into mi

Author: wyattscarpenter

.github/workflows/test.yml

@@ -94,8 +94,8 @@ jobs:
         # This is broken. See
         # - https://github.com/python/mypy/issues/17819
         # - https://github.com/python/mypy/pull/17822
-        # - name: mypyc runtime tests with py38-debug-build-ubuntu
-        #   python: '3.9.21'
+        # - name: mypyc runtime tests with py310-debug-build-ubuntu
+        #   python: '3.10'
         #   os: ubuntu-latest
         #   toxenv: py
         #   tox_extra_args: "-n 4 mypyc/test/test_run.py mypyc/test/test_external.py"
@@ -112,6 +112,11 @@ jobs:
           toxenv: py
           tox_extra_args: "-n 4 --mypy-num-workers=4 mypy/test/testcheck.py"
           test_mypyc: true
+        - name: Parallel tests with py314-windows-64, interpreted
+          python: '3.14'
+          os: windows-latest
+          toxenv: py
+          tox_extra_args: "-n 2 --mypy-num-workers=2 mypy/test/testcheck.py -k 'incremental or modules or classes'"
 
         - name: Type check our own code (py310-ubuntu)
           python: '3.10'
@@ -152,24 +157,15 @@ jobs:
       with:
         persist-credentials: false
 
-    - name: Debug build
-      if: ${{ matrix.debug_build }}
-      run: |
-        PYTHONVERSION=${{ matrix.python }}
-        PYTHONDIR=~/python-debug/python-$PYTHONVERSION
-        VENV=$PYTHONDIR/env
-        ./misc/build-debug-python.sh $PYTHONVERSION $PYTHONDIR $VENV
-        # TODO: does this do anything? env vars aren't passed to the next step right
-        source $VENV/bin/activate
     - name: Latest dev build
       if: ${{ endsWith(matrix.python, '-dev') }}
       run: |
           git clone --depth 1 https://github.com/python/cpython.git /tmp/cpython --branch $( echo ${{ matrix.python }} | sed 's/-dev//' )
           cd /tmp/cpython
           echo git rev-parse HEAD; git rev-parse HEAD
           git show --no-patch
-          sudo apt-get update
-          sudo apt-get install -y --no-install-recommends \
+          sudo apt-get update -q
+          sudo apt-get install -q -y --no-install-recommends \
             build-essential gdb lcov libbz2-dev libffi-dev libgdbm-dev liblzma-dev libncurses5-dev \
             libreadline6-dev libsqlite3-dev libssl-dev lzma lzma-dev tk-dev uuid-dev zlib1g-dev
           ./configure --prefix=/opt/pythondev
@@ -178,6 +174,23 @@ jobs:
           sudo ln -s /opt/pythondev/bin/python3 /opt/pythondev/bin/python
           sudo ln -s /opt/pythondev/bin/pip3 /opt/pythondev/bin/pip
           echo "/opt/pythondev/bin" >> $GITHUB_PATH
+    - name: Debug build
+      if: ${{ matrix.debug_build }}
+      run: |
+          git clone --depth 1 https://github.com/python/cpython.git /tmp/cpython --branch ${{ matrix.python }}
+          cd /tmp/cpython
+          echo git rev-parse HEAD; git rev-parse HEAD
+          git show --no-patch
+          sudo apt-get update -q
+          sudo apt-get install -q -y --no-install-recommends \
+            build-essential gdb lcov libbz2-dev libffi-dev libgdbm-dev liblzma-dev libncurses5-dev \
+            libreadline6-dev libsqlite3-dev libssl-dev lzma lzma-dev tk-dev uuid-dev zlib1g-dev
+          ./configure CFLAGS="-DPy_DEBUG -DPy_TRACE_REFS -DPYMALLOC_DEBUG" --with-pydebug -with-trace-refs --prefix=/opt/pythondev
+          make -j$(nproc)
+          sudo make install
+          sudo ln -s /opt/pythondev/bin/python3 /opt/pythondev/bin/python
+          sudo ln -s /opt/pythondev/bin/pip3 /opt/pythondev/bin/pip
+          echo "/opt/pythondev/bin" >> $GITHUB_PATH
     - uses: actions/setup-python@v5
       if: ${{ !(matrix.debug_build || endsWith(matrix.python, '-dev')) }}
       with:
@@ -192,7 +205,7 @@ jobs:
         echo debug build; python -c 'import sysconfig; print(bool(sysconfig.get_config_var("Py_DEBUG")))'
         echo os.cpu_count; python -c 'import os; print(os.cpu_count())'
         echo os.sched_getaffinity; python -c 'import os; print(len(getattr(os, "sched_getaffinity", lambda *args: [])(0)))'
-        pip install setuptools==75.1.0 tox==4.26.0
+        pip install tox==4.26.0
 
     - name: Compiled with mypyc
       if: ${{ matrix.test_mypyc }}
@@ -255,7 +268,7 @@ jobs:
           default: 3.11.1
           command: python -c "import platform; print(f'{platform.architecture()=} {platform.machine()=}');"
       - name: Install tox
-        run: pip install setuptools==75.1.0 tox==4.26.0
+        run: pip install tox==4.26.0
       - name: Setup tox environment
         run: tox run -e py --notest
       - name: Test

.pre-commit-config.yaml

@@ -6,7 +6,7 @@ repos:
       - id: trailing-whitespace
       - id: end-of-file-fixer
   - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 25.9.0
+    rev: 26.1.0
     hooks:
       - id: black
         exclude: '^(test-data/)'
@@ -26,7 +26,7 @@ repos:
     hooks:
       - id: codespell
         args:
-          - --ignore-words-list=HAX,ccompiler,ot,statics,whet,zar
+          - --ignore-words-list=HAX,Nam,ccompiler,ot,statics,whet,zar
         exclude: ^(mypy/test/|mypy/typeshed/|mypyc/test-data/|test-data/).+$
   - repo: https://github.com/rhysd/actionlint
     rev: v1.7.7