Use latest wheel to make Windows 3.8 work. #949

CHANGES.rst

@@ -24,11 +24,14 @@ want to know what's different in 5.0 since 4.5.x, see :ref:`whatsnew5x`.
 Unreleased
 ----------
 
-- Updated Python 3.9 support to 3.9a3.
+- Updated Python 3.9 support to 3.9a4.
 
 - Fixed a bug with missing negative line numbers on PyPy3 7.1 (`issue 943`_).
 
+- Windows 3.8 wheels were incorrectly built, but are now fixed. (`issue 949`_)
+
 .. _issue 943: https://github.com/nedbat/coveragepy/issues/943
+.. _issue 949: https://github.com/nedbat/coveragepy/issues/949
 
 
 .. _changes_503:

Makefile

@@ -101,9 +101,6 @@ wheel:					## Make the wheels for distribution.
 kit_linux:				## Make the Linux wheels.
 	$(RUN_MANYLINUX_X86) build
 	$(RUN_MANYLINUX_I686) build
-	# The manylinux image has Python 3.4, but we don't support it, delete
-	# those wheels.
-	rm -f dist/*cp34*
 
 kit_upload:				## Upload the built distributions to PyPI.
 	twine upload --verbose dist/*

ci/manylinux.sh

@@ -16,7 +16,13 @@ if [[ $action == "build" ]]; then
     # Compile wheels
     cd /io
     for PYBIN in /opt/python/*/bin; do
+        if [[ $PYBIN == *cp34* ]]; then
+            # manylinux docker images have Python 3.4, but we don't use it.
+            continue
+        fi
         "$PYBIN/pip" install -r requirements/wheel.pip
+        # pin so auditwheel will work: https://github.com/pypa/auditwheel/issues/102
+        "$PYBIN/pip" install wheel==0.31.1
         "$PYBIN/python" setup.py clean -a
         "$PYBIN/python" setup.py bdist_wheel -d ~/wheelhouse/
     done
@@ -30,6 +36,10 @@ if [[ $action == "build" ]]; then
 elif [[ $action == "test" ]]; then
     # Create "pythonX.Y" links
     for PYBIN in /opt/python/*/bin/; do
+        if [[ $PYBIN == *cp34* ]]; then
+            # manylinux docker images have Python 3.4, but we don't use it.
+            continue
+        fi
         PYNAME=$("$PYBIN/python" -c "import sys; print('python{0[0]}.{0[1]}'.format(sys.version_info))")
         ln -sf "$PYBIN/$PYNAME" /usr/local/bin/$PYNAME
     done

requirements/wheel.pip

@@ -4,5 +4,4 @@
 # Things needed to make wheels for coverage.py
 
 setuptools==41.4.0
-# pin so auditwheel will work: https://github.com/pypa/auditwheel/issues/102
-wheel==0.31.1
+wheel==0.34.2