In the above example, the add_2 function uses a loop to simulate some expensive computation, which pushes its tottime score to the top.

Perhaps not. Consider [Tushar Sadhwani] who wanted to create a classic C-style for loop inside of Python. He did it, and the journey is perhaps more interesting than the result.

There are four common Python loop mistakes that happen to just about everyone. These are crucial, too. Making a mistake with a Python loop can affect your program's performance and reliability. Dr ...