In the following example, we loop through a list of numbers, and use the variable digit to hold each number in turn: Strings in Python are considered ... of items, one for each time they ...

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 of Python. He did it ... you might need to do something exotic and one of these techniques could save the day.

Python works well on both of these platforms because of its flexibility, facilitated by its extensive list of built-in functions. By using the open() function and a simple loop, you can cycle ...

A better strategy, and a traditional one in Python, is to read through the file's contents one line at a time. This is accomplished by putting an open "file" object into a for loop; file objects are ...