def datatype(dbtype, description):
    dt = connection.introspection.get_field_type(dbtype, description)
    if type(dt) is tuple:
        return dt[0]
    else:
        return dt
Returns symlink path for block device.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/tests/regressiontests/introspection/tests.py/datatype--crossover with--dataset/ETHPy150Open ganeti/ganeti/lib/backend.py/_GetBlockDevSymlinkPath