def METHOD_NAME():
    class OtherSection(MSection):
        pass
    class BaseSection(MSection):
        test_sub_section = SubSection(sub_section=OtherSection, description='test_description')
    class Section(BaseSection):
        test_sub_section = SubSection(repeats=True)
    assert Section.test_sub_section.description == 'test_description'
    assert Section.test_sub_section.sub_section == OtherSection.m_def
    assert Section.test_sub_section.repeats