Fix: Ensure the path format is correct

[weilycoder]

将 {sys.executable} 相关代码实现路径转义，保证 shell 解析不会错误

[Copilot]

Pull Request Overview

This PR ensures shell-safe formatting of executable paths by introducing a new utility and applying it to existing tests.

• Adds escape_path to quote and normalize paths for different OS shells.
• Updates __all__ and imports in utils.py.
• Refactors tests in io_test.py and compare_test.py to use escape_path for sys.executable.

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
cyaron/utils.py	Define escape_path and include it in __all__
cyaron/tests/io_test.py	Import escape_path and wrap sys.executable in test commands
cyaron/tests/compare_test.py	Import escape_path and update compare tests to use it

Comments suppressed due to low confidence (2)

cyaron/utils.py:86

• The docstring for escape_path is very brief; consider expanding it to describe the platform-specific quoting behavior and include a short usage example.

    """Escape the path."""

cyaron/utils.py:85

• Add dedicated unit tests for escape_path to validate its output on both Windows and POSIX platforms, ensuring both branches (os.name == 'nt' and the else case) are covered.

def escape_path(path: str) -> str: