[Tutor] how to get blank value
Alan Gauld
alan.gauld at btinternet.com
Sat Jul 25 17:48:21 CEST 2009
<amrita at iisermohali.ac.in> wrote
> With these commands:-
>
> import re
> f = open('chem.txt')
> for line in f:
> if re.search('C = ',line):
> print line
>
> I am getting those lines for which C value is there but how to get those
> one for which it doesn't have any value, i did google search but still i
> am not getting.
Don;t do a Google search, just read the re documentation,
including the HowTo, looking for how to detect the
end of a line.
Alan G.
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