https://www.codingem.com/python-download-file-from-url/
https://www.codingem.com/read-textfile-into-python-program/
https://stackoverflow.com/questions/4510352/django-a-problem-about-zip-file-response
https://www.5axxw.com/questions/content/n8y4gy
本文来自博客园，作者：ukyo--碳水化合物，转载请注明原文链接：https://www.cnblogs.com/ukzq/p/17090324.html
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