def call(f):
    @wraps(f)
    def processor(func, argname, arg):
        return f(arg)
    return processor
Test the strings returned by the short lookup functions.
dataset/ETHPy150Open quantopian/zipline/zipline/utils/preprocess.py/call--crossover with--dataset/ETHPy150Open kisom/pypcapfile/pcapfile/test/linklayer_test.py/TestCase.test_lookup