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

[mars]

On 2月6日, 下午6时14分, "Diez B. Roggisch" <d... at nospam.web.de> wrote:
> 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

Can this also lock mutil-process?