CI: force macOS to use brew's python at all costs
The default actions one is broken in two ways, and additionally
overwrote homebrew's symlinks to begin with.
@@ -69,9 +69,15 @@ jobs:
- uses: actions/checkout@v2
# Avoid picking up an older version of LLVM that does not work.
- run: brew update
+ # github actions overwrites brew's python. Force it to reassert itself, by running in a separate step.
+ - name: unbreak python in github actions
+ run: |
+ find /usr/local/bin -lname '*/Library/Frameworks/Python.framework/*' -delete
+ sudo rm -rf /Library/Frameworks/Python.framework/
+ brew install --force python3 && brew unlink python3 && brew unlink python3 && brew link --overwrite python3
# use python3 from homebrew because it is a valid framework, unlike the actions one:
# https://github.com/actions/setup-python/issues/58
- - run: brew install pkg-config ninja llvm qt@5 boost ldc hdf5 openmpi lapack scalapack sdl2 python3 boost-python3 gtk-doc
+ - run: brew install pkg-config ninja llvm qt@5 boost ldc hdf5 openmpi lapack scalapack sdl2 boost-python3 gtk-doc
- run: |
python3 -m pip install --upgrade setuptools
python3 -m pip install --upgrade pip
