The article discusses various methods to loop over iterables in reverse in Python, focusing on slicing syntax, the list reverse method, and Python's built-in reversed function. Slicing is suitable for sequences but can be cumbersome, while the list reverse method modifies the list in-place and isn't available for other types like strings. The reversed function is highlighted for its readability and flexibility, as it works with all kinds of reversible iterables, including dictionaries maintaining insertion order, therefore offering a more general solution for reverse iteration.
To loop in the reverse direction, you can use Python's built-in reversed function, which is more readable and flexible than slicing syntax for iterables.
Reversing sequences can be done with slicing for lists and strings, but requires more effort without reversing in-place. Use the reversed function for ease.
The list reverse method modifies the original list in-place and is exclusive to lists, while reversed allows iteration over various reversible iterables.
Reversed works on sequences and select iterables like dictionaries, which allow looping in insertion order, showcasing its flexibility across different types.
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