二、量的增长：体量规模与主体数量持续扩容
When I flew out of Seattle the next day, the sky was roiled with clouds, threatening rain. The government shutdown had ended, but the atmosphere still seemed suspiciously under-monitored. The National Weather Service had lost some six hundred workers; the F.A.A. was short more than three thousand air-traffic controllers; and there was talk of dismantling NCAR altogether. Russell Vought, the director of the White House Office of Management and Budget, had called the research center “one of the largest sources of climate alarmism in the country.”
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# It takes a default if a default is specified in the class
import argparse