pandas parsing bug?
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import pandas | |
from StringIO import StringIO | |
s = '"09-Apr-2012", "01:10:18.300", 2456026.548822908, 12849, 1.00361, 1.12551, 330.65659, 0355626618.16711, 73.48821, 314.11625, 1917.09447, 179.71425, 80.000, 240.000, -350, 70.06056, 344.98370, 1, 1, -0.689265, -0.692787, 0.212036, 14.7674, 41.605, -9999.0, -9999.0, -9999.0, -9999.0, -9999.0, -9999.0, 000, 012, 128' | |
sfile = StringIO(s) | |
# it's 33 columns | |
pandas.io.parsers.read_csv(sfile, names=range(33), na_values=['-9999.0'])[29] | |
i think i know why this happens: the data has undetermined amount of space around, which can be caught by using a csv.dialect object, which can be created by using csv.Sniffer().sniff(fobject, 2048)
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running this provides you with
0 -9999
Name: 29
while I expect: