[Twisted-Python] Checking whether a server started successfully

[J. Cliff Dyer]

Christian Simms wrote:
>
> - make sure twistd isn't running using ps:  ps aux | grep twistd | 
> grep -v grep
You can save yourself a pipe by doing

$ ps aux|grep [t]wistd

That way it won't find twistd on the grep line.  the [brackets] get in 
the way, but don't semantically change what you're looking for.

Cheers,
Cliff