do...while

Chris Barker Chris.Barker at noaa.gov
Thu Jun 20 21:30:47 CEST 2002


"Michael P. Soulier" wrote:

>     How do you people handle the lack of a do...while in Python?

>     line = filehandle.readline()
>     while len(line) > 5:
>         line = filehandle.readline()

The most common idiom is:

while 1:
    line = filehandle.readline()
	if not len(line > 5): 
		break
	do stuff....

I try to avoid "break" but is it is at the top of the loop, the meaning
is pretty clear.

-Chris

-- 
Christopher Barker, Ph.D.
Oceanographer
                                    		
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Chris.Barker at noaa.gov



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