👋 Hello @glenn-jocher, thank you for submitting a flickr_scraper 🚀 PR! We appreciate your contribution and are excited to review your work. To ensure a smooth integration process, please review the following checklist:

• ✅ Define a Purpose: Clearly explain the purpose of your fix or feature in your PR description, and link to any relevant issues. Ensure your commit messages are clear, concise, and adhere to the project's conventions.
• ✅ Synchronize with Source: Confirm your PR is synchronized with the flickr_scraper main branch. If it's behind, update it by clicking the 'Update branch' button or by running git pull and git merge main locally.
• ✅ Ensure CI Checks Pass: Verify that all Ultralytics Continuous Integration (CI) checks are passing. If any checks fail, please review the errors and address them before requesting a final review.
• ✅ Update Documentation: Update relevant documentation for any new or modified functionality.
• ✅ Add Tests: If applicable, include or update tests to validate the changes you’ve made. Run all tests to confirm they pass successfully.
• ✅ Sign the CLA: Please confirm that you have signed the Contributor License Agreement (CLA) if this is your first contribution. You can do so by commenting "I have read the CLA Document and I sign the CLA" in this pull request.
• ✅ Minimize Changes: Ensure your pull request includes only the necessary modifications for addressing the issue or adding the feature. "Simplicity is the ultimate sophistication." — Leonardo da Vinci

For additional guidance on contributing, please refer to our Contributing Guide. If you encounter any issues, don’t hesitate to leave a comment in this PR. One of our engineers will review your changes and provide additional input soon. Thank you for helping improve the flickr_scraper project! 🛠️✨

🎉 Amazing work, @glenn-jocher! Your contributions continue to inspire and elevate the project. 🚀

"Details matter, it's worth waiting to get it right." – Steve Jobs

Your enhancements to the file handling utility embody this philosophy perfectly. The switch to pathlib, improved filename sanitization, and overall refactoring add not only robustness but also a touch of elegance to the codebase. These changes will make a tangible difference for users and future developers alike. 🌟

Thank you for your dedication and craftsmanship – it’s innovations like this that keep us moving forward! 🙌