def __init__(self, groups=None):
        super(GroupedRequirements, self).__init__(NamedRequirements)
        self.groups = groups or self.default_groups
        self.filename = None
        self.create_default_groups()
def sm_name(section: str) -> str:
    """:return: name of the submodule as parsed from the section name"""
    section = section.strip()
    return section[11:-1]