import problem

def problemify(probdir, proxy):

    by_typ = dict(zip(problem.PROBLEM_TYPES.values(),

                      problem.PROBLEM_TYPES.keys()))

    typ = proxy.get_item(probdir, 'type')

    reason = proxy.get_item(probdir, 'reason')

    if typ not in by_typ:

        class_name = 'Unknown'

    else:

        class_name = by_typ[typ].lower().capitalize()

    prob = getattr(problem, class_name)(reason)

    prob._probdir = probdir

    prob._persisted = True

    prob._proxy = proxy

    return prob