How to use cProfile The cProfile module gathers statistics about the execution time of a Python program. It can report on anything from the entire app to a single statement or expression.

As an FYI, nosferatu-man's and my solutions are better than S. Carton's, but require Python 2.4. The "key" parameter to sort/sorted does a "Decorate-Sort-Undecorate" [1] automatically, whereas the ...

Take advantage of the high-level async functions in Python’s asyncio library to write more efficient Python applications.