A for loop in Python doesn’t require an index ... sometimes you need to keep track of which element you’re dealing with while looping. Python’s enumerate() utility helps with this.

10 total = 0 # initialize total value = 1 # we start the calculation from 1 while value <= 10: total = total + value value = value + 1 print total # check answer Note: We use the same examples to ...

If you’ve ever written any Python at all, the chances are you’ve used iterators without even realising it. Writing your own and using them in your programs can provide significant performance ...

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. First, you can’t ...

Interested in learning Python but don't know where to start? I'll walk you through the basics of the ever-popular programming language step-by-step. In an hour or so, you'll go from zero to ...

The following sample program reads lines from a text file into a list object while stripping each line ... write such a thing as a formal for… loop in Python, much as you would in another ...