Skip to content

fix(testing): prevent host Python env from leaking into Flutter tests #6747

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
FeodorFitsner merged 1 commit into from
Aug 14, 2026
Merged

fix(testing): prevent host Python env from leaking into Flutter tests #6747

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 8 additions & 0 deletions sdk/python/packages/flet/src/flet/testing/flet_test_app.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -314,11 +314,19 @@ async def main(page: ft.Page):
f"--dart-define=FLET_TEST_ASSETS_DIR={self.__assets_dir}"
]

# Do not leak host-Python configuration into Flutter's embedded Python
# IDEs such as PyCharm add debugger/sitecustomize modules through
# PYTHONPATH, which can break the packaged integration-test app.
flutter_env = os.environ.copy()
flutter_env.pop("PYTHONPATH", None)
flutter_env.pop("PYTHONHOME", None)

self.__flutter_process = await asyncio.create_subprocess_exec(
*flutter_args,
cwd=str(self.__flutter_app_dir),
stdout=stdout,
stderr=stderr,
env=flutter_env,
)

if self.__flutter_process.stdout is not None:
Expand Down