根据合同约定在保险责任开始后可以解除合同的，被保险人要求解除合同，保险人有权收取自保险责任开始之日起至合同解除之日止的保险费，剩余部分予以退还；保险人要求解除合同，应当将自合同解除之日起至保险期间届满之日止的保险费退还被保险人。
NotRequired and ReadOnly apply to typed dicts.
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None of them are perfect, but:
He could start earning about $42,000 in his first year while taking classes just two nights a week at his local IBEW chapter in Newport News, Va. By the time he graduates as a journeyman this summer, he expects to make around $71,000—and, as he puts it, spend his days in a job that feels like he’s playing with “adult Legos.”