Ultralytics Code Refactor https://ultralytics.com/actions

[UltralyticsAssistant]

This Ultralytics PR refactors code to improve performance and readability. 🔄

Key changes include:

• 🚀 Optimized various functions for faster execution.
• 🧩 Simplified complex logic for better understanding and maintenance.
• 🗑️ Removed redundant code to streamline operations.
• 📚 Improved code structure and organization.

These changes aim to enhance the overall quality and efficiency of the code. 🌟

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🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

🌟 Summary

Updated string formatting in code and documentation links for clarity and accuracy.

📊 Key Changes

• Updated URL links in the README to ensure accuracy. 🔗
• Improved string formatting in test_singles.py for consistency and readability. 🛠️

🎯 Purpose & Impact

• Clarity: Ensures that users are directed to the correct web pages, improving user experience. 🌐
• Readability: Enhanced code readability for easier maintenance and understanding by developers. 📖