Function . One of the most powerful things in Python is the ability to reuse code. If you need to do the same thing multiple times in your program, you could easily copy-paste the code into where ...

Any function involving math operations, especially in Python, tends to be expensive. Caching and reusing the results is often orders of magnitude faster than recomputing the results each time. lru ...

Know standard functions, methods and libraries. Find performance-focused libraries. Understand the different comprehensions. Use generator functions, patterns and expressions. Consider how to process ...