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 ...

Consider [Tushar Sadhwani] who wanted to create a classic C-style for loop inside ... a codec. In Python-speak, a codec lets you convert different text encodings. However, you can do other things ...

Be sure to indent the statements to repeat in the loop. We need to have at least one condition to implement the loop and make sure we don't get an infinite (or endless) loop Be sure to indent the ...