So the XML package in the standard library, when you imported it, so in its dunder init.py, it would try to import _xmlplus, which was not installed by default, but you could install _xmlplus.
Under the new API design, transforms should not perform any work until the data is being consumed. This is a fundamental principle.
。业内人士推荐safew官方版本下载作为进阶阅读
当然，这种决绝，是百度这家企业的决绝，也是李彦宏本人的决绝。
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