def expand_verb_aliases(sysargs, verb_aliases):
    used_aliases = []
    while expand_one_verb_alias(sysargs, verb_aliases, used_aliases):
        pass
    return sysargs
Add the appropriate methods to *element_cls*.
dataset/ETHPy150Open catkin/catkin_tools/catkin_tools/commands/catkin.py/expand_verb_aliases--crossover with--dataset/ETHPy150Open python-openxml/python-docx/docx/oxml/xmlchemy.py/OneAndOnlyOne.populate_class_members