Thanks for the help
I need the whole line starting from 'D' but in seperate columns.like KO, EC,
Gene ID, Enzyme Name etc
> Date: Mon, 16 Apr 2012 00:24:17 +1000
> From: st...@pearwood.info
> To: tutor@python.org
> Subject: Re: [Tutor] Help with regular expression
>
> syed zaidi wrote:
> > Dear Steve,Tutor doesn't allow attachment of huge files. I am attaching
> > the files I am taking as input, code and the output CSV file. I hope then
> > you would be able to help me. DOT keg files open in file viewer, you can
> > also view them in python. The CSV file is the desired output file.
>
>
> There is no need to send four files when one will do. Also no need to send a
> file with multiple thousands of lines long when a dozen or so lines should be
> sufficient.
>
> It would also help if you told us what the fields in the file should be
> called. You are probably familiar with them, but we aren't.
>
> Since I don't know what the fields are called, I'm going to just make up some
> names.
>
> def parse_d_line(line):
> # Expects a line like this:
> # D SBG_0147 aceE; xxx xxx\tK00163 xxx xxx [EC:1.2.4.1]
> a, b = line.split('\t') # split on tab character
> c, d = a.split(';')
> letter, sbg_code, other_code = c.split()
> compound1 = d.strip()
> words = b.split()
> k_code = words[0]
> ec = words[-1]
> compound2 = " ".join(words[1:-1])
> return (letter, sbg_code, other_code, compound1, k_code, compound2, ec)
>
>
> kegfile = open('something.keg')
> # skip lines until a bare exclamation mark
> for line in kegfile:
> if line.strip() == '!':
> break
>
> # analyse D lines only, skipping all others
> for line in kegfile:
> if line.startswith('D'):
> print(parse_d_line(dline))
> elif line.strip() == '!':
> break # stop processing
>
>
> You will notice I don't use regular expressions in this.
>
> Some people, when confronted with a problem, think "I know,
> I'll use regular expressions." Now they have two problems.
> -- Jamie Zawinski
>
>
>
>
> --
> Steven
>
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