On Tue, Nov 10, 2009 at 3:42 PM, Siva Subramanian <[email protected]> wrote:
> Thanks a lot. It works like a breeze when the files are small (< 100MB)
>
> However, it takes a jolly good 45 mins on a desktop with 2 GB of memory and
> 3.2 G P4
>
> The code i am using is given below,
>
> import csv
> readerR25 = csv.reader(open('report_2_5.csv', "rb"))
Change this line:
> cids = [line.strip() for line in open('prov_30.csv')]
with:
cids = {}
cids.fromkeys([line.strip() for line in open('prov_30.csv')])
and see if it makes the code run any faster.
- Raja
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