[mod_python] How can I turn off apparent caching of python code?

Tobiah wrote:

> 
>>
>> Within your application you can do this:
>>
>>  req.headers_out['Pragma'] = 'no-cache'
>>  req.headers_out['Cache-Control'] = 'no-cache'
>>  req.headers_out['Expires'] = '-1'
>>
>> Or you can simply set the headers in httpd.conf or .htaccess:
>>
>>  <Directory /var/www/foo/site>
>>   AddHandler python-program .py
>>   PythonHandler mod_python.publisher
>>   PythonDebug On
>>   # set headers to prevent caching for anything in this directory
>>   Header set Pragma "no-cache"
>>   Header set Cache-Control "no-cache"
>>   Header set Expires "-1"
>> </Directory>
>>
> 
> My understanding of the entire request process is limited,
> but don't those directives only tell the client (browser)
> not to cache content?  My goal is to get mod_python to reload
> imported modules when their source file date is newer then
> the last import time.

Yes, this is only related to Graham's point about cached pages.