[Tutor] Problem with printing Python output to HTML Correctly

Spyros Charonis s.charonis at gmail.com
Tue May 10 18:11:08 CEST 2011


Hello,

I know I posted the exact same topic a few hours ago and I do apologize for
this, but my script had a careless error, and my real issue is somewhat
different.
 I have a Python script that extracts some text from a database file and
annotates another file, writing the results to a new file. Because the files
I am annotating are ASCII,
I am very restricted as to how I can annotate the text, and I would like to
instead write the results to HTML so that I can annotate my file in more
visually effective ways,e.g. by changing text color where appropriate.  My
program extracts text from a database, reads a file that is to be annotated,
and writes those
annotations to a newly created (.htm) file.

finalmotifs = motif_file.readlines()
seqalign = align_file_rmode.readlines()

# These two files have been created in code that I don't show here because
it is not relevant to the issue

align_file_appmode.write('<html>')
align_file_appmode.write('<head>')

align_file_appmode.write
('<title>
\'query_\' Multiple Sequence Alignment
 </title>')

align_file_appmode.write('</head>')
align_file_appmode.write('<body>')

for line in seqalign:
    align_file_appmode.write('<p> \'line\' </p>')
    for item in finalmotifs:
        item = item.strip().upper()
        if item in line:

            newline = line.replace
            (item, '<p> <font color = "red"> \'item\' </font></p>')

            align_file_appmode.write(newline)

align_file_appmode.write('</body>')
align_file_appmode.write('</html>')

motif_file.close()
align_file_rmode.close()
align_file_appmode.close()

The .htm file that is created is not what I intend it to be, it has the word
"item"
printed every couple lines because I assume I'm not passing the string
 sequence that I want to output correctly.

QUESTION
Basically, HTML (or the way I wrote my code) does not understand that with
the
escape character '\item\' I am trying to print a string and not the word
"item".
Is there someway to correct that or would I have to use
something like XML to create a markup system that specifically describes my
data?

I am aware Python supports multiline strings (using the format ''' text ''')
but I do want my HTML ( or XML?)
to be correctly rendered before I consider making this into a CGI program.
Built in python 2.6.5
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