The for loop construction in Python easily iterates over a collection of items. ... and use the variable digit to hold each number in turn: for digit in [3,1,4,1,5,9]: print (digit) ...

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 perfo… ...

A Python dictionary is a fast, versatile way to store and retrieve data by way of a name or even a more complex object type, rather than just an index number. Python dictionaries consists of one ...

Note: We use the same examples to demonstrate how to use for loops and while loops. However, for some situations, using while loops may be more appropriate than using for loops or vice versa. It is ...

By using the open() function and a simple loop, you can cycle through a list of file names and assign a variable with a reference to that file, storing it for later use. Create a list of file names.

For loops are a bit of a nuisance in Python. My other, and bigger problems with Python is the horrible significance of using indentation to create loops, and that variables get added mysteriously ...