What topics or skills do you need to further study or improve in your professional training?

To further develop in Python, it is useful to deepen knowledge in the following areas:

• Asynchronous programming (asyncio, working with event loop)
• Working with databases and ORM (e.g., SQLAlchemy, Django ORM)
• Code testing (unittest, pytest)
• Performance optimization and profiling
• Understanding OOP principles and design patterns
• Working with web frameworks (Flask, Django)
• Containerization and application deployment (Docker)

Regular practice and learning new libraries will help improve your professional level.