test_abc.py 文件源码

def make_abc_subclasses(base_class):
    classes = []
    for kind, abc in [('Frozen', frozen_abc), ('Source', source_abc)]:
        name = '_'.join([kind, base_class.__name__])
        base_classes = base_class, getattr(abc, base_class.__name__)
        classes.append(types.new_class(name, base_classes))
    return classes