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build: clear venv and skip pip self-upgrade to avoid stale pip corruption #3360

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Merged
kuzeyron merged 1 commit into from
Jul 30, 2026
+2 −6
Merged

build: clear venv and skip pip self-upgrade to avoid stale pip corruption #3360

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8 changes: 2 additions & 6 deletions pythonforandroid/build.py
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Original file line number Diff line number Diff line change
Expand Up @@ -868,15 +868,11 @@ def run_pymodules_install(ctx, arch, modules, project_dir=None,
# Use our hostpython to create the virtualenv
host_python = sh.Command(ctx.hostpython)
with current_directory(join(ctx.build_dir)):
shprint(host_python, '-m', 'venv', 'venv')
shprint(host_python, '-m', 'venv', '--clear', 'venv')

# Prepare base environment and upgrade pip:
# Prepare base environment:
base_env = dict(copy.copy(os.environ))
base_env["PYTHONPATH"] = ctx.get_site_packages_dir(arch)
info('Upgrade pip to latest version')
shprint(sh.bash, '-c', (
"source venv/bin/activate && pip install -U pip"
), _env=copy.copy(base_env))

# Install Cython in case modules need it to build:
info('Install Cython in case one of the modules needs it to build')
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