Duplicates in lists

[Matthias Huening]

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:
            b.append(x)
    return b


Cheers, Matthias

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matthias.huening at univie.ac.at
http://www.ned.univie.ac.at/