python3中的bytes数据类型及其用法

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https://www.cnblogs.com/lipandeng/p/11162039.html#:~:text=Python3%20-%20Bytes%E7%B1%BB%E5%9E%8B%20Python3%20%E6%96%B0%E5%A2%9E%20bytes,%E7%B1%BB%E5%9E%8B%EF%BC%8C%E6%98%AF%E6%8C%87%E4%B8%80%E5%A0%86%E5%AD%97%E8%8A%82%E7%9A%84%E9%9B%86%E5%90%88%EF%BC%8C%E5%8D%81%E5%85%AD%E8%BF%9B%E5%88%B6%E8%A1%A8%E7%8E%B0%E5%BD%A2%E5%BC%8F%EF%BC%8C%E4%B8%A4%E4%B8%AA%E5%8D%81%E5%85%AD%E8%BF%9B%E5%88%B6%E6%95%B0%E6%9E%84%E6%88%90%E4%B8%80%E4%B8%AA%20byte%20%EF%BC%8C%E4%BB%A5%20b%20%E5%BC%80%E5%A4%B4%E7%9A%84%E5%AD%97%E7%AC%A6%E4%B8%B2%E9%83%BD%E6%98%AF%20bytes%20%E7%B1%BB%E5%9E%8B%E3%80%82