Yet another unique() function...

[Paul Rubin]

Paul Rubin <http://phr.cx@NOSPAM.invalid> writes:
> def unique(seq, keepstr=True):
>     t = type(seq)
>     if t==str:
>         t = (list, ''.join)[bool(keepstr)]
>     seen = []
>     return t(c for c in seq if (c not in seen, seen.append(c))[0])

Preferable:

def unique(seq, keepstr=True):
    t = type(seq)
    if t==str:
        t = (list, ''.join)[bool(keepstr)]
    seen = []
    return t(c for c in seq if not (c in seen or seen.append(c)))