run-tests: fix _python for --local
`py -3.9 run-tests.py --local` was broken on default (`ModuleNotFoundError` for `mercurial`).
see https://foss.heptapod.net/mercurial/mercurial-devel/-/merge_requests/1207#note_379493
--- a/tests/run-tests.py Wed Jan 29 18:56:20 2025 +0100
+++ b/tests/run-tests.py Fri Jan 24 23:06:59 2025 +0100
@@ -3291,10 +3291,9 @@
self._pythondir = get_site_packages_dir(python_exe)
except (FileNotFoundError, subprocess.CalledProcessError):
self._pythondir = self._bindir
- elif self.options.local:
- assert WINDOWS
- python_exe = os.path.join(self._bindir, b"python.exe")
- self._pythondir = get_site_packages_dir(python_exe)
+ if self.options.local:
+ self._python = _bytes2sys(python_exe)
+
# If it looks like our in-repo Rust binary, use the source root.
# This is a bit hacky. But rhg is still not supported outside the
# source directory. So until it is, do the simple thing.