[Tutor] please help with simple python CGI script

Sun Oct 26 08:45:23 CET 2008

I finally get the script working!

I renamed the script directory from Cgi-bin to cgi-bin just as Alan told.

Many thanks to all you who responded

Aivars

2008/10/26 aivars <aivars868 at gmail.com>:
> Thanks John and Alan
>
> I get the following error when I run the script from IDLE:
>
> Traceback (most recent call last):
>  File "C:\Cgi-bin\friends1.py", line 15, in <module>
>    who = form['person'].value
>  File "C:\Python25\lib\cgi.py", line 567, in __getitem__
>    raise KeyError, key
> KeyError: 'person'
>
>
> Aivars
> Windows XP, python 2.5
>
> 2008/10/26 John Pomni <jpomni at googlemail.com>:
>> what error do you get? It works without any changes on my Linux machine
>> with python 2.5
>>
>> John
>>
>> On Sat, 2008-10-25 at 21:33 +0300, aivars wrote:
>>> It does not work neither as script or from command line. I will try to
>>> find the guy Wesley Chun and ask him
>>>
>>> 2008/10/25 John Pomni <jpomni at googlemail.com>:
>>> > Hi,
>>> >
>>> > The script does not work from command line but I guess you do not have
>>> > any problems running it as CGI?
>>> >
>>> > I like cgitb modules for debugging purposes very much.
>>> >
>>> > http://www.python.org/doc/2.5.2/lib/node566.html
>>> >
>>> > Jan
>>> >
>>> > On Fri, 2008-10-24 at 18:55 +0300, aivars wrote:
>>> >> Thanks very much, Kent,
>>> >>
>>> >> So it seems that directory /cgi-bin should be a subdirectory to that
>>> >> directory from which the web server was started/is running. That
>>> >> worked and Deitel's script - getting time displayed finally worked.
>>> >>
>>> >> still banging mu head with Wesley Chun's simple example -
>>> >>
>>> >> #!C:\python25\python.exe
>>> >>
>>> >> import cgi
>>> >>
>>> >> reshtml = '''Content-Type: text/html\n
>>> >> <HTML><HEAD><TITLE>
>>> >> Friends CGI Demo (dynamic screen)
>>> >> </TITLE></HEAD>
>>> >> <BODY><H3>Friends list for: <I>%s</I></H3>
>>> >> Your name is: <B>%s</B><P>
>>> >> You have <B>%s</B> friends.
>>> >> </BODY></HTML>'''
>>> >>
>>> >> form = cgi.FieldStorage()
>>> >> who = form['person'].value
>>> >> howmany = form['howmany'].value
>>> >> print reshtml % (who, who, howmany)
>>> >>
>>> >> It gives me the following error:
>>> >> Traceback (most recent call last):
>>> >>   File "C:\Cgi-bin\friends1.py", line 15, in <module>
>>> >>     who = form['person'].value
>>> >>   File "C:\Python25\lib\cgi.py", line 567, in __getitem__
>>> >>     raise KeyError, key
>>> >> KeyError: 'person'
>>> >>
>>> >> I understand python is saying that there is no such a key in a directory.
>>> >>
>>> >> The HTML form looks like this. it is displayed correctly both in FF and IE
>>> >>
>>> >>
>>> >> <HTML><HEAD><TITLE>
>>> >> Friends CGI Demo (static screen)
>>> >>    </TITLE></HEAD>
>>> >>   <BODY><H3>Friends list for: <I>NEW USER</I></H3>
>>> >>    <FORM ACTION="/cgi-bin/friends1.py">
>>> >>   <B>Enter your Name:</B>
>>> >>   <INPUT TYPE="text" NAME="person" VALUE="NEW USER" SIZE=15>
>>> >>    <P><B>How many friends do you have?</B>
>>> >>    <INPUT TYPE="radio" NAME="howmany" VALUE="0" CHECKED> 0
>>> >>   <INPUT TYPE=radio NAME="howmany" VALUE="10"> 10
>>> >>   <INPUT TYPE="radio" NAME="howmany" VALUE="25"> 25
>>> >>   <INPUT TYPE="radio" NAME="howmany" VALUE="50"> 50
>>> >>   <INPUT TYPE="radio" NAME="howmany" VALUE="100"> 100
>>> >>   <P><INPUT TYPE="submit"></FORM></BODY></HTML>
>>> >>
>>> >> Thanks again,
>>> >>
>>> >> Aivars
>>> >>
>>> >>
>>> >>
>>> >>
>>> >>
>>> >>
>>> >> 2008/10/24 Kent Johnson <kent37 at tds.net>:
>>> >> > On Fri, Oct 24, 2008 at 10:25 AM, aivars <aivars868 at gmail.com> wrote:
>>> >> >> Hello,
>>> >> >>
>>> >> >> I am learning python.
>>> >> >>
>>> >> >> I start the python CGI server like this:
>>> >> >>
>>> >> >> python -m CGIHTTPServer (this syntax I saw in Wesley Chun's Core
>>> >> >> Python Programming chapter 20.5)
>>> >> >>
>>> >> >> The server starts in command prompt on windows XP by answering:
>>> >> >> Serving HTTP on 0.0.0.0 port 8000...
>>> >> >>
>>> >> >> Next I want to run this simple CGI script (from Deitel Python How to
>>> >> >> Program chapter 6). it is supposed to print out current date and time
>>> >> >> in a browser
>>> >> >
>>> >> > The CGI script should me in a /cgi-bin subdirectory of the dir where
>>> >> > you run the script. The URL to run the CGI will then be something like
>>> >> > http:://localhost:8000/cgi-bin/myscript.py
>>> >> >
>>> >> > Kent
>>> >> >
>>> >> _______________________________________________
>>> >> Tutor maillist  -  Tutor at python.org
>>> >> http://mail.python.org/mailman/listinfo/tutor
>>> >
>>> >
>>
>>
>