Include tests in sdist, but not wheel

Author: oremanj

MANIFEST.in

@@ -1,6 +1,8 @@
 include README.rst LICENSE* CODE_OF_CONDUCT* CONTRIBUTING*
 include .coveragerc
 include ci/test-requirements.txt
-recursive-include tests *.pem
+recursive-include tests *.py
+recursive-exclude tests *.pyc
+prune tests/.pytest_cache
 recursive-include docs *
 prune docs/build

setup.py

@@ -69,7 +69,7 @@
     author_email="matthias@urlichs.de",
     url="https://github.com/python-trio/trio-asyncio",
     license="MIT -or- Apache License 2.0",
-    packages=find_packages(),
+    packages=["trio_asyncio"],
     install_requires=install_requires,
     # This means, just install *everything* you see under trio/, even if it
     # doesn't look like a source file, so long as it appears in MANIFEST.in: