Reverse Geocoding Without Web Access

Question

I am working on an application where one of the requirements is that I be able to perform realtime reverse geocoding operations based on GPS data. In particular, I must be

Answer 1

I created an offline reverse geocoding module for countries: https://bitbucket.org/richardpenman/reverse_geocode

>>> import reverse_geocode 
>>> coordinates = (-37.81, 144.96), (31.76, 35.21)
>>> reverse_geocode.search(coordinates)
[{'city': 'Melbourne', 'code': 'AU', 'country': 'Australia'},
 {'city': 'Jerusalem', 'code': 'IL', 'country': 'Israel'}]

I will see if I can add data for states.