using ffmpeg command line with python's subprocess module

[rusi]

On Friday, December 6, 2013 8:22:48 PM UTC+5:30, iMath wrote:
> 在 2013年12月6日星期五UTC+8下午5时23分59秒，Mark Lawrence写道：
> > On 06/12/2013 06:23, iMath wrote:
> > Dearest iMath, wouldst thou be kind enough to partake of obtaining some 
> > type of email client that dost not sendeth double spaced data into this 
> > most illustrious of mailing lists/newsgroups.  Thanking thee for thine 
> > participation in my most humble of requests.  I do remain your most 
> > obedient servant.

> yes ,I am a native Chinese speaker.I always post question by Google Group not through  email ,is there something wrong with it ?

Yes but its easily correctable

I recently answered this question to another poster here

https://groups.google.com/forum/#!searchin/comp.lang.python/rusi$20google$20groups|sort:date/comp.lang.python/C51hEvi-KbY/KSeaMFoHtcIJ