json_to_object.py

class obj(object):
    def __init__(self, d):
        for a, b in d.items():
            if isinstance(b, (list, tuple)):
                setattr(self, a, [obj(x) if isinstance(x, dict) else x for x in b])
            else:
                setattr(self, a, obj(b) if isinstance(b, dict) else b)


d = {'a': 1, 'b': {'c': 2}, 'd': ["hi", {'foo': "bar"}]}

x = obj(d)
print x.a
print x.b.c
print x.d[1].foo