On 30Jan2016 0645, Serhiy Storchaka wrote:
$ ./python -m timeit -s "import codecs; from encodings.cp437 import
decoding_table" -- "codecs.charmap_build(decoding_table)"
100000 loops, best of 3: 4.36 usec per loop
Getting rid from charmap_build() would save you at most 4.4 microseconds
per encoding. 0.0005 seconds if you have imported *all* standard
encodings!
Just as happy to be proven wrong. Perhaps I misinterpreted my original
profiling and then, embarrassingly, ran with the result for a long time
without retesting.