def p11(res, req, resp):
    if not resp.location:
        return False
    return True
Count the number of elements bewteen *start* and *stop*.
dataset/ETHPy150Open benoitc/dj-webmachine/webmachine/decisions.py/p11--crossover with--dataset/ETHPy150Open lsbardel/python-stdnet/stdnet/odm/struct.py/OrderedMixin.count