How does Python 3.9 improve library performance?

How does Python 3.9 improve library performance?

Python 3.9 introduces several optimizations, including faster dictionary operations and improved performance for built-in functions.

Can you explain the changes in dictionary performance?

Sure! Python 3.9 optimizes dictionary operations by using a more efficient algorithm for key lookups, which speeds up access times.

What about the performance of the standard library?

The standard library in Python 3.9 has been enhanced with various performance improvements, particularly in modules like functools and math.

Are there any benchmarks available to compare performance?

Yes, there are benchmarks available that show Python 3.9 performing better than previous versions in various scenarios. You can find them in the official Python documentation.