[Tutor] newb help reading lines from csv

LZAntal lzantal at gmail.com
Mon Oct 22 21:28:22 CEST 2012


On Oct 22, 2012, at 12:20 PM, "Dewhirst, Rob" <robdewhirst at gmail.com> wrote:

> import csv
> ifile = open('test.csv', "r")
> reader = csv.reader(ifile)
> for row in reader:
> 	print row
> for row in reader:
> 	print row
> ifile.close()
> This is a simplified version of what I am trying to do - loop through
> a CSV file twice.  Why does the second for loop not execute at all?
> The first one prints the rows of the file just fine.
> _

I believe csv module uses iterator so you need to run reader.seek(0) between the for loops


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