def initial_look_up(self, tree):
    results = []
    owi_numbers = ['48446512', '48525129']
    for number in owi_numbers:
        data = IdentifierData(Identifier.OCLC_WORK, number)
        results.append(data)
    return (4, results)
def initial_look_up(self, tree):
    results = []
    owi_numbers = ['48446512', '48525129']
    for number in owi_numbers:
        data = IdentifierData(Identifier.OCLC_WORK, number)
        results.append(data)
    return (4, results)