Implementation details and fine-tunings that try to make code readily optimizable for typical processors change across time.

尝试对典型处理器进行代码优化的实现细节和调优在随着时间不断改变。

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Potentially, a later version might know how to target those Python operations that could actually benefit most, and discard cached machine code for non-optimizable sections.

可能今后的版本会知道如何针对那些能真正最大获益Python，并且丢弃为不可优化部分高速缓存的机器码。

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