added python view to 'intro to Py' levels
added python view to 'intro to Py' levels

CelineBoudier/rapid-router,CelineBoudier/rapid-router,CelineBoudier/rapid-router,mikebryant/rapid-router,mikebryant/rapid-router,mikebryant/rapid-router,CelineBoudier/rapid-router,mikebryant/rapid-router