The local build of Flatpak SDK is broken on Fedora 37 with Python 3.11.1. $ ./Tools/Scripts/webkit-flatpak-sdk --build all That command ends with the following logs. Creating a virtualenv for this project... Pipfile: /home/changseok/Projects/WebKit/Tools/buildstream/Pipfile Using /usr/bin/python (3.11.1) to create virtualenv... ⠼ Creating virtual environment...created virtual environment CPython3.11.1.final.0-64 in 269ms creator CPython3Posix(dest=/home/changseok/Projects/WebKit/Tools/buildstream/.venv, clear=False, no_vcs_ignore=False, global=False) seeder FromAppData(extra_search_dir=/usr/share/python-wheels,download=False, pip=bundle, setuptools=bundle, wheel=bundle, via=copy, app_data_dir=/home/changseok/.local/share/virtualenv) added seed packages: pip==22.2.2, setuptools==62.6.0, wheel==0.37.1 activators BashActivator,CShellActivator,FishActivator,NushellActivator,PowerShellActivator,PythonActivator ✔ Successfully created virtual environment! Virtualenv location: /home/changseok/Projects/WebKit/Tools/buildstream/.venv Installing dependencies from Pipfile.lock (1c7e18)... An error occurred while installing grpcio==1.44.0 --hash=sha256:ccd388b8f37b19d06e4152189726ce309e36dc03b53f2216a4ea49f09a7438e6 --hash=sha256:be857b7ec2ac43455156e6ba89262f7d7ae60227049427d01a3fecd218a3f88d --hash=sha256:5f3c54ebb5d9633a557335c01d88d3d4928e9b1b131692283b6184da1edbec0b --hash=sha256:8fa6584046a7cf281649975a363673fa5d9c6faf9dc923f261cc0e56713b5892 --hash=sha256:f6a9cf0e77f72f2ac30c9c6e086bc7446c984c51bebc6c7f50fbcd718037edba --hash=sha256:cf220199b7b4992729ad4d55d5d3f652f4ccfe1a35b5eacdbecf189c245e1859 --hash=sha256:bfd36b959c3c4e945119387baed1414ea46f7116886aa23de0172302b49d7ff1 --hash=sha256:e50ddea6de76c09b656df4b5a55ae222e2a56e625c44250e501ff3c904113ec1 --hash=sha256:e2de61005118ae59d48d5d749283ebfd1ba4ca68cc1000f8a395cd2bdcff7ceb --hash=sha256:cd61b52d9cf8fcf8d9628c0b640b9e44fdc5e93d989cc268086a858540ed370c --hash=sha256:5c30a9a7d3a05920368a60b080cbbeaf06335303be23ac244034c71c03a0fd24 --hash=sha256:c5c2f8417d13386e18ccc8c61467cb6a6f9667a1ff7000a2d7d378e5d7df693f --hash=sha256:41036a574cab3468f24d41d6ed2b52588fb85ed60f8feaa925d7e424a250740b --hash=sha256:d1e22d3a510438b7f3365c0071b810672d09febac6e8ca8a47eab657ae5f347b --hash=sha256:05467acd391e3fffb05991c76cb2ed2fa1309d0e3815ac379764bc5670b4b5d4 --hash=sha256:14eefcf623890f3f7dd7831decd2a2116652b5ce1e0f1d4b464b8f52110743b0 --hash=sha256:0ac72d4b953b76924f8fa21436af060d7e6d8581e279863f30ee14f20751ac27 --hash=sha256:4201c597e5057a9bfef9ea5777a6d83f6252cb78044db7d57d941ec2300734a5 --hash=sha256:3d47553b8e86ab1e59b0185ba6491a187f94a0239f414c8fc867a22b0405b798 --hash=sha256:b8d852329336c584c636caa9c2db990f3a332b19bc86a80f4646b58d27c142db --hash=sha256:4ee51964edfd0a1293a95bb0d72d134ecf889379d90d2612cbf663623ce832b4 --hash=sha256:46d4843192e7d36278884282e100b8f305cf37d1b3d8c6b4f736d4454640a069 --hash=sha256:89b390b1c0de909965280d175c53128ce2f0f4f5c0f011382243dd7f2f894060 --hash=sha256:898c159148f27e23c08a337fb80d31ece6b76bb24f359d83929460d813665b74 --hash=sha256:c122dac5cb299b8ad7308d61bd9fe0413de13b0347cce465398436b3fdf1f609 --hash=sha256:11f811c0fffd84fca747fbc742464575e5eb130fd4fb4d6012ccc34febd001db --hash=sha256:9a86a91201f8345502ea81dee0a55ae13add5fafadf109b17acd858fe8239651 --hash=sha256:6641a28cc826a92ef717201cca9a035c34a0185e38b0c93f3ce5f01a01a1570a --hash=sha256:9075c0c003c1ff14ebce8f0ba55cc692158cb55c68da09cf8b0f9fc5b749e343 --hash=sha256:dc3290d0411ddd2bd49adba5793223de8de8b01588d45e9376f1a9f7d25414f4 --hash=sha256:e2149077d71e060678130644670389ddf1491200bcea16c5560d4ccdc65e3f2e --hash=sha256:e898194f76212facbaeb6d7545debff29351afa23b53ff8f0834d66611af5139 --hash=sha256:b81dc7894062ed2d25b74a2725aaa0a6895ce97ce854f432fe4e87cad5a07316 --hash=sha256:bebe90b8020b4248e5a2076b56154cc6ff45691bbbe980579fc9db26717ac968 --hash=sha256:a8d610b7b557a7609fecee80b6dd793ecb7a9a3c3497fbdce63ce7d151cdd705 --hash=sha256:790d7493337558ae168477d1be3178f4c9b8f91d8cd9b8b719d06fd9b2d48836 --hash=sha256:36a7bdd6ef9bca050c7ade8cba5f0e743343ea0756d5d3d520e915098a9dc503 --hash=sha256:4fcb53e4eb8c271032c91b8981df5fc1bb974bc73e306ec2c27da41bd95c44b5 --hash=sha256:d2ec124a986093e26420a5fb10fa3f02b2c232f924cdd7b844ddf7e846c020cd --hash=sha256:871078218fa9117e2a378678f327e32fda04e363ed6bc0477275444273255d4d --hash=sha256:13343e7b840c20f43b44f0e6d3bbdc037c964f0aec9735d7cb685c407731c9ff --hash=sha256:4bae1c99896045d3062ab95478411c8d5a52cb84b91a1517312629fa6cfeb50e --hash=sha256:fdb0a3e0e64843441793923d9532a3a23907b07b2a1e0a7a31f186dc185bb772 --hash=sha256:19e54f0c7083c8332b5a75a9081fc5127f1dbb67b6c1a32bd7fe896ef0934918! Will try again. 🐍 ▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉ 21/21 — 00:06:08 Ignoring ruamel.yaml.clib: markers 'python_version < "3.11" and platform_python_implementation == "CPython"' don't match your environment Installing initially failed dependencies... [pipenv.exceptions.InstallError]: Collecting grpcio==1.44.0 ... long logs omitted ... [pipenv.exceptions.InstallError]: Traceback (most recent call last): [pipenv.exceptions.InstallError]: File "/tmp/pip-install-9uxjzl3v/grpcio_0af4e5f7c2e24b0992313266312e5544/src/python/grpcio/commands.py", line 280, in build_extensions [pipenv.exceptions.InstallError]: build_ext.build_ext.build_extensions(self) [pipenv.exceptions.InstallError]: File "/home/changseok/Projects/WebKit/Tools/buildstream/.venv/lib/python3.11/site-packages/setuptools/_distutils/command/build_ext.py", line 459, in build_extensions [pipenv.exceptions.InstallError]: self._build_extensions_serial() [pipenv.exceptions.InstallError]: File "/home/changseok/Projects/WebKit/Tools/buildstream/.venv/lib/python3.11/site-packages/setuptools/_distutils/command/build_ext.py", line 485, in _build_extensions_serial [pipenv.exceptions.InstallError]: self.build_extension(ext) [pipenv.exceptions.InstallError]: File "/home/changseok/Projects/WebKit/Tools/buildstream/.venv/lib/python3.11/site-packages/setuptools/command/build_ext.py", line 203, in build_extension [pipenv.exceptions.InstallError]: if ext._needs_stub: [pipenv.exceptions.InstallError]: ^^^^^^^^^^^^^^^ [pipenv.exceptions.InstallError]: AttributeError: 'Extension' object has no attribute '_needs_stub' I found [1] and [2] from google. @philn, do we need to bump up grpcio? [1] https://github.com/grpc/grpc/issues/30445 [2] https://github.com/grpc/grpc/issues/30192