[Tutor] extracting lines in large file
Vince Spicer
vinces1979 at gmail.com
Tue Jun 23 04:18:21 CEST 2009
are there any extra spaces of characters
" intrinsic" !== "intrinsic"
On Monday 22 June 2009 8:14:00 pm Bryan Fodness wrote:
> tried both again, they both return the same 9 lines, when i expect
> 492. it dies on a blank line, but the if i_line takes care of the
> previous ones.
>
> On Mon, Jun 22, 2009 at 4:21 PM, vince spicer<vinces1979 at gmail.com> wrote:
> > 14mb file shouldn't be an issue, unless you very little ram, is there any
> > errors being outputted?
> >
> > a cleaner way for reading the file:
> >
> > for line in open("output.new"):
> > if line.startswith("intrinsic"):
> > print line
> >
> >
> > On Mon, Jun 22, 2009 at 2:16 PM, Bryan Fodness <bryan.fodness at gmail.com>
> >
> > wrote:
> >> I am trying to output all the lines that start with a specific word.
> >> It is a large output file (~14 Mb), but nothing that I thought would
> >> be a problem.
> >>
> >> for line in open('output.new'):
> >> i_line = line.split()
> >> if i_line:
> >> if i_line[0] == "intrinsic":
> >> print i_line
> >>
> >> It does not get all of the lines, it stops at line 130323. There are
> >> ~260000 line. Is there a limit to the number of lines you can read in
> >> this way, or am I overlooking something else.
> >>
> >> Bryan
> >> _______________________________________________
> >> Tutor maillist - Tutor at python.org
> >> http://mail.python.org/mailman/listinfo/tutor
More information about the Tutor
mailing list