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30-seconds-of-code/python/snippets/compact.md
2023-05-01 22:43:50 +03:00

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---
title: Compact list
type: snippet
tags: [list]
cover: new-plant
dateModified: 2020-11-02T19:27:07+02:00
---
Removes falsy values from a list.
- Use `filter()` to filter out falsy values (`False`, `None`, `0`, and `""`).
```py
def compact(lst):
return list(filter(None, lst))
```
```py
compact([0, 1, False, 2, '', 3, 'a', 's', 34]) # [ 1, 2, 3, 'a', 's', 34 ]
```