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[Python-Dev] Internal representation of strings and Micropython

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04.06.14 17:02, Paul Moore написав(ла):> On 4 June 2014 14:39, Serhiy Storchaka <storchaka at gmail.com> wrote:>> I think than breaking O(1) expectation for indexing makes the implementation>> significant incompatible with Python. Virtually all string operations in>> Python operates with indices.>> I don't use indexing on strings except in rare situations. Sure I use> lots of operations that may well use indexing *internally* but that's> the point. MicroPython can optimise those operations without needing> to guarantee O(1) indexing, and I'd be fine with that.Any non-trivial text parsing uses indices or regular expressions (and regular expressions themself use indices internally).It would be interesting to collect a statistic about how many indexing operations happened during the life of a string in typical (Micro)Python program.

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