How to prevent from race conditions to share data between many process and thread in python

[Diez B. Roggisch]

mars wrote:

> I use TurboGears to do some web service. TurboGears use cherrypy. When
> web browser access this site, the cherrypy will call my python
> program. So my program looks like a lib. When web browser access the
> site, the http server will fock a process or gerenate a thread. I need
> share some data or operate some files. How can I prevent from race
> conditions. Is there any way can I lock this.
> Thank you in advance!

There are the Lock and RLock objects available in the module threading.

Diez