If you’ve ever written any Python ... lists, files, and dictionaries are all examples of iterables. They are datatypes in their own right, but will all automatically play nicely if you try and ...

but it will very quickly slow down as the size of the list increases. This is a loop within a loop — the outer loop is the index of the item we are comparing, and all the other items are indexed using ...

Thus, I can use a for loop, as follows: length ... Reuven Lerner teaches Python, data science and Git to companies around the world. You can subscribe to his free, weekly "better developers" e-mail ...