[issue19087] bytearray front-slicing not optimized

[Serhiy Storchaka]

Serhiy Storchaka added the comment:

> A 4x improvement on a micro-benchmark is very likely to make a
difference in at least some real-world code (while a 10% improvement
wouldn't).

If there is a code that uses the deleting from the beginning of a bytearray. I just pray to demonstrate this code. Perhaps you only intend to write a code that will use it. Wonderful. I want to look at it and make sure that the same problem can not be solved just as effective in another way.

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue19087>
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