nuno-faria opened a new pull request, #1477:
URL: https://github.com/apache/datafusion-python/pull/1477
# Which issue does this PR close?
N/A.
# Rationale for this change
When following the `pytest` instructions in the README, I got the following
error (Ubuntu 24):
```
======================================================================= test
session starts
========================================================================
platform linux -- Python 3.14.3, pytest-8.3.4, pluggy-1.5.0
rootdir: /datafusion-python
configfile: pyproject.toml
plugins: asyncio-0.25.3
asyncio: mode=Mode.AUTO, asyncio_default_fixture_loop_scope=function
collected 0 items / 3 errors
Usage: /datafusion-python/.venv/bin/pytest exclude_globs.lst rat_report.xml
INTERNALERROR> Traceback (most recent call last):
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/main.py", line
283, in wrap_session
INTERNALERROR> session.exitstatus = doit(config, session) or 0
INTERNALERROR> ~~~~^^^^^^^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/main.py", line
336, in _main
INTERNALERROR> config.hook.pytest_collection(session=session)
INTERNALERROR> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_hooks.py", line
513, in __call__
INTERNALERROR> return self._hookexec(self.name, self._hookimpls.copy(),
kwargs, firstresult)
INTERNALERROR>
~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_manager.py",
line 120, in _hookexec
INTERNALERROR> return self._inner_hookexec(hook_name, methods, kwargs,
firstresult)
INTERNALERROR>
~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_callers.py",
line 139, in _multicall
INTERNALERROR> raise exception.with_traceback(exception.__traceback__)
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_callers.py",
line 122, in _multicall
INTERNALERROR> teardown.throw(exception) # type: ignore[union-attr]
INTERNALERROR> ~~~~~~~~~~~~~~^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/logging.py",
line 790, in pytest_collection
INTERNALERROR> return (yield)
INTERNALERROR> ^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_callers.py",
line 122, in _multicall
INTERNALERROR> teardown.throw(exception) # type: ignore[union-attr]
INTERNALERROR> ~~~~~~~~~~~~~~^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/warnings.py",
line 121, in pytest_collection
INTERNALERROR> return (yield)
INTERNALERROR> ^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_callers.py",
line 122, in _multicall
INTERNALERROR> teardown.throw(exception) # type: ignore[union-attr]
INTERNALERROR> ~~~~~~~~~~~~~~^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/config/__init__.py",
line 1417, in pytest_collection
INTERNALERROR> return (yield)
INTERNALERROR> ^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_callers.py",
line 103, in _multicall
INTERNALERROR> res = hook_impl.function(*args)
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/main.py", line
347, in pytest_collection
INTERNALERROR> session.perform_collect()
INTERNALERROR> ~~~~~~~~~~~~~~~~~~~~~~~^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/main.py", line
809, in perform_collect
INTERNALERROR> self.items.extend(self.genitems(node))
INTERNALERROR> ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/main.py", line
975, in genitems
INTERNALERROR> yield from self.genitems(subnode)
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/main.py", line
975, in genitems
INTERNALERROR> yield from self.genitems(subnode)
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/main.py", line
975, in genitems
INTERNALERROR> yield from self.genitems(subnode)
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/main.py", line
970, in genitems
INTERNALERROR> rep, duplicate = self._collect_one_node(node,
handle_dupes)
INTERNALERROR>
~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/main.py", line
835, in _collect_one_node
INTERNALERROR> rep = collect_one_node(node)
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/runner.py", line
567, in collect_one_node
INTERNALERROR> rep: CollectReport =
ihook.pytest_make_collect_report(collector=collector)
INTERNALERROR>
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_hooks.py", line
513, in __call__
INTERNALERROR> return self._hookexec(self.name, self._hookimpls.copy(),
kwargs, firstresult)
INTERNALERROR>
~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_manager.py",
line 120, in _hookexec
INTERNALERROR> return self._inner_hookexec(hook_name, methods, kwargs,
firstresult)
INTERNALERROR>
~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_callers.py",
line 139, in _multicall
INTERNALERROR> raise exception.with_traceback(exception.__traceback__)
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_callers.py",
line 122, in _multicall
INTERNALERROR> teardown.throw(exception) # type: ignore[union-attr]
INTERNALERROR> ~~~~~~~~~~~~~~^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/capture.py",
line 860, in pytest_make_collect_report
INTERNALERROR> rep = yield
INTERNALERROR> ^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pluggy/_callers.py",
line 103, in _multicall
INTERNALERROR> res = hook_impl.function(*args)
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/runner.py", line
391, in pytest_make_collect_report
INTERNALERROR> call = CallInfo.from_call(
INTERNALERROR> collect, "collect", reraise=(KeyboardInterrupt,
SystemExit)
INTERNALERROR> )
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/runner.py", line
341, in from_call
INTERNALERROR> result: TResult | None = func()
INTERNALERROR> ~~~~^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/runner.py", line
389, in collect
INTERNALERROR> return list(collector.collect())
INTERNALERROR> ~~~~~~~~~~~~~~~~~^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/pytest_asyncio/plugin.py",
line 738, in _patched_collect
INTERNALERROR> module = collector.obj
INTERNALERROR> ^^^^^^^^^^^^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/python.py", line
284, in obj
INTERNALERROR> self._obj = obj = self._getobj()
INTERNALERROR> ~~~~~~~~~~~~^^
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/python.py", line
546, in _getobj
INTERNALERROR> return importtestmodule(self.path, self.config)
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/python.py", line
493, in importtestmodule
INTERNALERROR> mod = import_path(
INTERNALERROR> path,
INTERNALERROR> ...<2 lines>...
INTERNALERROR>
consider_namespace_packages=config.getini("consider_namespace_packages"),
INTERNALERROR> )
INTERNALERROR> File
"/datafusion-python/.venv/lib/python3.14/site-packages/_pytest/pathlib.py",
line 587, in import_path
INTERNALERROR> importlib.import_module(module_name)
INTERNALERROR> ~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
INTERNALERROR> File
"/root/.local/share/uv/python/cpython-3.14.3-linux-x86_64-gnu/lib/python3.14/importlib/__init__.py",
line 88, in import_module
INTERNALERROR> return _bootstrap._gcd_import(name[level:], package,
level)
INTERNALERROR>
~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
INTERNALERROR> File "<frozen importlib._bootstrap>", line 1398, in
_gcd_import
INTERNALERROR> File "<frozen importlib._bootstrap>", line 1371, in
_find_and_load
INTERNALERROR> File "<frozen importlib._bootstrap>", line 1342, in
_find_and_load_unlocked
INTERNALERROR> File "<frozen importlib._bootstrap>", line 938, in
_load_unlocked
INTERNALERROR> File "<frozen importlib._bootstrap_external>", line 759, in
exec_module
INTERNALERROR> File "<frozen importlib._bootstrap>", line 491, in
_call_with_frames_removed
INTERNALERROR> File "/datafusion-python/dev/release/check-rat-report.py",
line 28, in <module>
INTERNALERROR> sys.exit(1)
INTERNALERROR> ~~~~~~~~^^^
INTERNALERROR> SystemExit: 1
mainloop: caught unexpected SystemExit!
======================================================================== 3
errors in 0.14s
=========================================================================
```
The solution is to remove the dot in the `uv run --no-project pytest`
command.
# What changes are included in this PR?
Minor change to the README.
# Are there any user-facing changes?
No.
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