[Tutor] please help with simple python CGI script

Sat Oct 25 20:33:34 CEST 2008

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
>> >
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>
>