[TxMt] running untitled python scripts

[Domenico Carbotta]

> If you try to run an untitled Ruby file, the Ruby bundle saves a  
> temp file, and then runs that.  In Python, we are first required to  
> save the file somewhere.  I find myself saving lots of files in the  
> trash or in /tmp.  What do people think of changing the Python run  
> command to mimic the Ruby run command?  I would just change it  
> myself, but perhaps someone has a reason to prefer the existing  
> behavior.

um, it just wasn't meant to be used that way, since I didn't have  
that use case in mind.
feel free to improve it, as long as it does mantain the same behavior  
when running a saved file. I would help, but I'm busy with my thesis  
work.