gistfile1.txt

In [26]: f = gzip.open('2013-10-04-pdl_answers.csv.gz', 'rb')

In [27]: csvreader = csv.reader(f)

In [28]: print csvreader.next()
['23842', 'marginal_eligible', '1', '2009-09-11 22:59:45.942899']

In [29]: f = gzip.open('2013-10-04-pdl_answers.csv.gz', 'rb')

In [30]: csvreader = csv.reader(f)

In [31]: print islice(csvreader, 436147185, None).next()
---------------------------------------------------------------------------
Error                                     Traceback (most recent call last)
<ipython-input-31-c51668c3ac9a> in <module>()
----> 1 print islice(csvreader, 436147185, None).next()

Error: field larger than field limit (131072)