Hello Word in CGI

Thu Jul 6 13:05:40 EDT 2000

Bjorn Pettersen wrote:
> 
> What you're seeing are the symptoms of Python having thrown an exception
> and the weblog not capturing all the information. The solution is to make
> sure Python can only throw where you can grab the exception and do
> something useful with it, like printing it to the browser...  Try the
> following (but make sure you can execute it from the command line first --
> one possible error is a SyntaxError, which this scheme will not save you
> from...)
> 
> -- bjorn
> 
> #!/usr/bin/env python
> print """Content-type: text/html
> 
> """
> 
> def main():
>     from time import *
> 
>     print "<HTML>"
>     print "<Head>"
>     print "<Title>Hello World</Title>"
>     print "</Head>"
>     print "<Body>"
>     print "<H1>Hello World !</H1>"
>     print "<hr>"
>     print "<P>This is San Diego.<br>Localtime is", ctime( time() ) + ".<P>"
> 
>     print "</Body>"
>     print "</HTML>"
> 
> import traceback
> 
> def execute(fn):
>     # make sure any errors are legible, and directed to the user.
>     try:
>         sys.stderr = sys.stdout
>         fn()
>     except:
>         print '<h1>Something went wrong!!!</h1>'
>         print 'Please send the transcript below to webmaster at your.web<p>'
>         print '\n\n<pre>'
>         traceback.print_exc()
> 
> execute(main)
> 

I tried this.  I got the same errors in the log and in the browser.  I
took out the print line since it caused a discussion.  Any more
suggestions?  Thanks.

-- 
Curtis Jensen
cjensen at bioeng.ucsd.edu
http://www-bioeng.ucsd.edu/~cjensen/
FAX (425) 740-1451