In a message of Sat, 06 Jun 2015 15:42:27 -0700, Albert-Jan Roskam via Python-l ist writes: >"To run any command at the system shell, simply prefix it with !" >See: https://ipython.org/ipython-doc/dev/interactive/tutorial.html Please don't top post. 2. He knows this. He's doing this for fun and to learn things, and for some aesthetic reason.