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30-seconds-of-code/snippets/compact.md
Hodza Alban 169057b6b7 Issue #4
2018-02-28 08:34:07 +01:00

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### compact
Removes falsey values from a list.
Use `filter()` to filter out falsey values (False, None, 0, and "").
```python
def compact(arr):
return list(filter(bool, arr))
```
``` python
compact([0, 1, False, 2, '', 3, 'a', 's', 34]) # [ 1, 2, 3, 'a', 's', 34 ]
```