Why should I use WSGI?

Question

Been using mod_python for a while, I read more and more articles about how good WSGI is, without really understanding why.

So why should I switch to it? What are the ben

Answer 1

mod_wsgi vs. mod_python:

• mod_wsgi is a little faster (internally there's more C, less Python)
• mod_wsgi processes can be isolated from Apache, which improves security/stability with lower memory use[1]
• mod_python gives you access to some of Apache's internals

WSGI in general:

• lots of reusable middleware (authentication/authorisation, session stuff, caching, filtering)
• ease of deployment on non-Apache webservers either via native WSGI support or flup

[1] - compared to a preforking Apache, which maintains a separate Python interpreter in each process