Duplicates in lists

Matthias Huening matthias.huening at univie.ac.at
Thu Mar 9 11:50:35 CET 2000

Michael Husmann wrote:
>is there someone who has an efficient function that finds
>all duplicates in a list?

What about something like this:

def dup(a):
    b = []
    for x in a:
        if not x in b:
    return b

Cheers, Matthias

- - - - -
matthias.huening at univie.ac.at

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