There are a lot of Python Mobile Application Development Frameworks out there in the market, among which, Kivy framework is quite famous for mobile App Development.

Python puts its print on multitouch apps with Kivy analysis Aug 19, 2014 3 mins Mobile Development Open Source Technology Industry ...

For instance, BeeWare’s Kivy lets you create cross-platform GUI apps in Python that run not only on all the major OS platforms but also on the web.