Normalize Python import formatting - #1573
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📝 WalkthroughWalkthroughThis PR applies comprehensive formatting and style standardization across the test suite and documentation scripts. Changes normalize import ordering, string literal quoting conventions, multi-line argument layouts, regex patterns, and whitespace placement consistently throughout the codebase without altering any functional logic or test behavior. ChangesCode formatting and style standardization
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Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.
Inline comments:
In `@libs/cua-driver-rs/tests/integration/test_cli.py`:
- Line 139: Replace insecure tempfile.mktemp usages by creating a
TemporaryDirectory for the test run and building socket/file paths inside it: in
the test setup assign a TemporaryDirectory object to a class attribute (e.g.,
cls._tmpdir = tempfile.TemporaryDirectory()) and set cls._sock_file =
os.path.join(cls._tmpdir.name, "<desired-name>.sock") instead of
tempfile.mktemp; update the other mktemp occurrences the same way (use
os.path.join(cls._tmpdir.name, ...)); ensure teardown/cleanup calls
cls._tmpdir.cleanup() so the directory is removed after tests. This targets the
cls._sock_file assignments and other mktemp usages in the test module.
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Fix all unresolved CodeRabbit comments on this PR:
- Push a commit to this branch (recommended)
- Create a new PR with the fixes
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📒 Files selected for processing (57)
docs/scripts/modal_app.pyexamples/sandboxes/test_linux_cloud_vm.pylibs/cua-driver-rs/tests/integration/driver_client.pylibs/cua-driver-rs/tests/integration/test_api_parity.pylibs/cua-driver-rs/tests/integration/test_background_focus.pylibs/cua-driver-rs/tests/integration/test_cli.pylibs/cua-driver-rs/tests/integration/test_concurrent_drivers.pylibs/cua-driver-rs/tests/integration/test_cursor_visibility.pylibs/cua-driver-rs/tests/integration/test_double_click_delivery.pylibs/cua-driver-rs/tests/integration/test_focus_steal_parity.pylibs/cua-driver-rs/tests/integration/test_list_windows.pylibs/cua-driver-rs/tests/integration/test_overlay_z_order.pylibs/cua-driver-rs/tests/integration/test_pixel_click_delivery.pylibs/cua-driver-rs/tests/integration/v2/conftest.pylibs/cua-driver-rs/tests/integration/v2/harness/cv.pylibs/cua-driver-rs/tests/integration/v2/harness/driver.pylibs/cua-driver-rs/tests/integration/v2/harness/monitor.pylibs/cua-driver-rs/tests/integration/v2/harness/tree.pylibs/cua-driver-rs/tests/integration/v2/test_blender.pylibs/cua-driver-rs/tests/integration/v2/test_chrome.pylibs/cua-driver-rs/tests/integration/v2/test_electron.pylibs/cua-driver-rs/tests/integration/v2/test_safari.pylibs/cua-driver-rs/tests/integration/v2/test_tauri.pylibs/cua-driver/Tests/integration/conftest.pylibs/cua-driver/Tests/integration/driver_client.pylibs/cua-driver/Tests/integration/harness/cv.pylibs/cua-driver/Tests/integration/harness/driver.pylibs/cua-driver/Tests/integration/harness/monitor.pylibs/cua-driver/Tests/integration/harness/tree.pylibs/cua-driver/Tests/integration/test_background_focus.pylibs/cua-driver/Tests/integration/test_background_menu_shortcut.pylibs/cua-driver/Tests/integration/test_blender.pylibs/cua-driver/Tests/integration/test_browser_js.pylibs/cua-driver/Tests/integration/test_check_permissions_cli.pylibs/cua-driver/Tests/integration/test_chrome.pylibs/cua-driver/Tests/integration/test_chrome_minimized_nav.pylibs/cua-driver/Tests/integration/test_click_opens_new_window.pylibs/cua-driver/Tests/integration/test_click_pixel_ax.pylibs/cua-driver/Tests/integration/test_drag_slider_delivery.pylibs/cua-driver/Tests/integration/test_electron.pylibs/cua-driver/Tests/integration/test_hermes_chrome_form_fill.pylibs/cua-driver/Tests/integration/test_hermes_form_fill.pylibs/cua-driver/Tests/integration/test_hermes_form_fill_qwen.pylibs/cua-driver/Tests/integration/test_hermes_launch_safari_bg.pylibs/cua-driver/Tests/integration/test_hidden_app_capture.pylibs/cua-driver/Tests/integration/test_launch_app_visible.pylibs/cua-driver/Tests/integration/test_list_windows.pylibs/cua-driver/Tests/integration/test_overlay_z_order.pylibs/cua-driver/Tests/integration/test_safari.pylibs/cua-driver/Tests/integration/test_tauri.pylibs/cua-driver/Tests/integration/test_webkit_js.pylibs/python/cua-sandbox/cua_sandbox/transport/cloud.pylibs/python/cua-sandbox/cua_sandbox/transport/http.pylibs/python/cua-sandbox/tests/test_transport_http_retry.pytests/test_image_builder.pytests/test_image_builder_cloud.pytests/test_interfaces.py
💤 Files with no reviewable changes (3)
- tests/test_image_builder_cloud.py
- tests/test_image_builder.py
- tests/test_interfaces.py
| import os | ||
| import tempfile | ||
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| cls._sock_file = tempfile.mktemp(suffix=".sock", prefix="cua-driver-test-") |
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#!/bin/bash
# Verify deprecated mktemp usage in Python tests/helpers.
rg -nP --type=py '\btempfile\.mktemp\s*\('Repository: trycua/cua
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Python tempfile.mktemp deprecated insecure CWE-377
💡 Result:
The Python function tempfile.mktemp is deprecated and considered insecure because it creates a race condition vulnerability, classified under CWE-377 (Insecure Temporary File) [1][2][3]. The insecurity arises because mktemp only generates a unique filename; it does not create the file itself [3][4]. This creates a time-of-check to time-of-use (TOCTOU) window between the moment the filename is returned and the moment the application subsequently opens or creates the file [5][3][6]. During this interval, a malicious process can predict the filename and create a file (or a symbolic link) at that location, potentially allowing the attacker to hijack the file, access sensitive data, or perform denial-of-service attacks [7][5][3][4]. Key points regarding its status: - Deprecation: The function has been deprecated since Python 2.3 [7][6][8]. - Security Risk: It is widely flagged by security linters (such as Bandit and Ruff) and static analysis tools (like CodeQL) as a security vulnerability [3][4]. - Recommended Alternatives: Developers should use secure alternatives that handle file creation atomically, such as tempfile.mkstemp or the context manager tempfile.NamedTemporaryFile [3][4][6]. If a file must persist after the context manager closes, NamedTemporaryFile(delete=False) can be used [7][6][8].
Citations:
- 1: https://cwe.mitre.org/data/definitions/377.html
- 2: https://docs.datadoghq.com/security/code_security/static_analysis/static_analysis_rules/python-security/mktemp/
- 3: https://codeql.github.com/codeql-query-help/python/py-insecure-temporary-file/
- 4: https://docs.astral.sh/ruff/rules/suspicious-mktemp-usage/
- 5: Fix Insecure Temporary File apple/coremltools#2430
- 6: https://github.com/python/cpython/blob/main/Doc/library/tempfile.rst
- 7: https://bugs.python.org/issue39768
- 8: https://docs.python.org/3/library/tempfile.html
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Replace deprecated tempfile.mktemp usages with tempfile.TemporaryDirectory.
Lines 139, 161, and 169 use tempfile.mktemp(), which is deprecated since Python 2.3 and creates a race condition vulnerability (CWE-377). Between generating the filename and creating the file, an attacker can exploit this time-of-check-time-of-use window. Replace with TemporaryDirectory for atomic, secure temp file handling.
🤖 Prompt for AI Agents
Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.
In `@libs/cua-driver-rs/tests/integration/test_cli.py` at line 139, Replace
insecure tempfile.mktemp usages by creating a TemporaryDirectory for the test
run and building socket/file paths inside it: in the test setup assign a
TemporaryDirectory object to a class attribute (e.g., cls._tmpdir =
tempfile.TemporaryDirectory()) and set cls._sock_file =
os.path.join(cls._tmpdir.name, "<desired-name>.sock") instead of
tempfile.mktemp; update the other mktemp occurrences the same way (use
os.path.join(cls._tmpdir.name, ...)); ensure teardown/cleanup calls
cls._tmpdir.cleanup() so the directory is removed after tests. This targets the
cls._sock_file assignments and other mktemp usages in the test module.
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closing as outdated, since current main already has |
2 participants
Summary
This branch is intended as the formatting baseline for the split security PRs so their diffs stay reviewable.
Testing
uv run isort --check-only .uv run black --check .uv run ruff check .Summary by CodeRabbit
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