Use oldest-supported-numpy in wheel building

tskit-dev · Jun 19, 2020 · 9f0ae24 · 9f0ae24
1 parent 7fb05b4
commit 9f0ae24
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
@@ -24,10 +24,13 @@ jobs:
         env:
           PYTHON: "py -${{ matrix.python }}-${{ matrix.wordsize }}"
         shell: bash
+        # Instead of letting setup.py install a newer numpy we install it here
+        # using the oldest supported version for ABI compatibility
         run: |
           set -ex
           ${PYTHON} -m pip install --upgrade pip
-          ${PYTHON} -m pip install setuptools wheel cython
+          ${PYTHON} -m pip install setuptools wheel
+          ${PYTHON} -m pip install oldest-supported-numpy
       - name: Build C extension
         env:
           PYTHON: "py -${{ matrix.python }}-${{ matrix.wordsize }}"
@@ -81,9 +84,12 @@ jobs:
         with:
           python-version: ${{ matrix.python }}
       - name: Install deps
+        # Instead of letting setup.py install a newer numpy we install it here
+        # using the oldest supported version for ABI compatibility
         run: |
           pip install --upgrade pip
           pip install setuptools wheel
+          pip install oldest-supported-numpy
       - name: Build C extension
         run: |
           cd python

diff --git a/docker/buildwheel.sh b/docker/buildwheel.sh
@@ -11,6 +11,9 @@ cd python
 for V in "${PYTHON_VERSIONS[@]}"; do
     PYBIN=/opt/python/$V/bin
     rm -rf build/       # Avoid lib build by narrow Python is used by wide python
+    # Instead of letting setup.py install a newer numpy we install it here
+    # using the oldest supported version for ABI compatibility
+    $PYBIN/pip install oldest-supported-numpy
     $PYBIN/python setup.py build_ext --inplace
     $PYBIN/python setup.py bdist_wheel
 done