A library which can used to look up more information, using the iOS build number.
Build numbers last updated: 2017/05/10
>>> import iosbuildversions
>>> print iosbuildversions.lookup_by_build("5A240d")
{'beta': True, 'build': '5A240d', 'name': 'iPhone OS 2.0 Beta 3', 'final': False}
>>> print iosbuildversions.lookup_by_build("foobar")
False