iterating in reverse
nav at adams.patriot.net
Fri Jan 17 21:39:31 CET 2003
Richard Kuhns <rjkuhns at geetel.net> writes:
> def comify(number):
> import re
> string, count = re.subn(r'^(-?\d+)(\d\d\d)', r'\1,\2', str(number))
> while count > 0:
> string, count = re.subn(r'^(-?\d+)(\d\d\d)', r'\1,\2', string)
> return string
I don't much care about efficiency, but this looks expensive... :^) I
had been thinking about a re solution -- being an ex-perl person it
was an inevitable thought -- thank you for demo'ing one.
# sigmask.py || version 0.2 || 2003-01-07 || Feed this to your Python.
print reduce(lambda x,y:x+chr(ord(y)-1),'Ojdl!Wbshjti!=obwAqbusjpu/ofu?','')
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