Using CGI module with 'canned queries'

Lars von Wedel lvw at lfpt.rwth-aachen.de
Wed Apr 19 14:01:01 CEST 2000


Paul,

The %'s were obviously wrong, but they got mixed up when I
transferred the string from '%s:%s...' % (a,b,c) into the e-mail
where I wrote some bogus stuff.

Indeed I overlookes the .value attribute of the keys.

Thanks,
Lars


Paul Boddie writes:
 > Lars von Wedel wrote:
 > > 
 > > Hello,
 > > 
 > > I want to use Python to implement some CGI scripts. I want these
 > > scripts to be callable from any link (not only via a form),
 > > e.g. the user shall be able to enter something like
 > > 
 > > http://.../test.py?name=Bill
 > > 
 > > into Netscape directly.
 > 
 > The parameter(s) should still be received correctly in the CGI script.
 > 
 > > I expected that such a URL could be processed using
 > > 
 > >     form = cgi.FieldStorage()    print '<UL>'
 > >     for k in form.keys:
 > >         print '<LI>' % k % ':' % form[k] % '</LI>'
 > 
 > Surely you mean...
 > 
 >           print '<LI>' + k + ':' + form[k].value + '</LI>'
 > 
 > > (after printing an html header of course).
 > > 
 > > However, the dictionary seems to be empty when the http daemon
 > > starts my script.
 > 
 > Are you sure that the problem doesn't lie in the fact that form[k] is not likely
 > to be a string, but a FieldStorage object instead? Thus, you must refer to the
 > value attribute of form[k].
 > 
 > > How do I access parameters within the script if not started via a form?
 > 
 > You should be able to do just that with the 'cgi' module.
 > 
 > Paul
 > -- 
 > http://www.python.org/mailman/listinfo/python-list
 > 




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