August 2021
Beginner to intermediate
118 pages
1h 29m
English
Content preview from Python Brain Teasers
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| Puzzle 8 | sorted? reversed? |
| | nums = [4, 1, 3, 2] |
| | rev = reversed(nums) |
| | print(sorted(rev) == sorted(rev)) |
Guess the Output | |
|---|---|
|
Try to guess what the output is before moving to the next page. |
This code will print: False
The built-in reversed function returns an iterator.
Python’s iterators can do two things:
- Return the next item (by using a for loop or calling the built-in next function)
- Signal there are no more items by raising StopIteration ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.