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30-seconds-of-code/snippets/unique_elements.md
2019-08-19 14:32:26 +03:00

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unique_elements list

Returns the unique elements in a given list.

The given list is first converted to a set using the set() function. By definition, a set cannot have duplicate elements. So, the duplicate elements are automatically removed. Before returning, we convert it back to a list

def unique_elements(li):
    return list(set(li))
unique_elements([1, 2, 2, 3, 4, 3]) # [1, 2, 3, 4]