Message350427
$ gcc -v 2>&1 | grep 'gcc version'
gcc version 8.3.0 (Debian 8.3.0-19)
using ./configure --enable-optimizations --with-lto
$ python -m perf timeit -s "from collections import deque; consume = deque(maxlen=0).extend; b = bytes(2**20)" "consume(b)" --compare-to=../cpython-master/venv/bin/python
/home/sergey/tmp/cpython-master/venv/bin/python: ..................... 6.71 ms +- 0.09 ms
/home/sergey/tmp/cpython-dev/venv/bin/python: ..................... 6.71 ms +- 0.08 ms
Mean +- std dev: [/home/sergey/tmp/cpython-master/venv/bin/python] 6.71 ms +- 0.09 ms -> [/home/sergey/tmp/cpython-dev/venv/bin/python] 6.71 ms +- 0.08 ms: 1.00x slower (+0%)
using ./configure --enable-optimizations
$ python -m perf timeit -s "from collections import deque; consume = deque(maxlen=0).extend; b = bytes(2**20)" "consume(b)" --compare-to=../cpython-master/venv/bin/python
/home/sergey/tmp/cpython-master/venv/bin/python: ..................... 6.73 ms +- 0.17 ms
/home/sergey/tmp/cpython-dev/venv/bin/python: ..................... 4.28 ms +- 0.01 ms
Mean +- std dev: [/home/sergey/tmp/cpython-master/venv/bin/python] 6.73 ms +- 0.17 ms -> [/home/sergey/tmp/cpython-dev/venv/bin/python] 4.28 ms +- 0.01 ms: 1.57x faster (-36%) |
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Date |
User |
Action |
Args |
2019-08-25 05:20:44 | sir-sigurd | set | recipients:
+ sir-sigurd, jdemeyer, Greg Price |
2019-08-25 05:20:44 | sir-sigurd | set | messageid: <1566710444.66.0.283014336649.issue37837@roundup.psfhosted.org> |
2019-08-25 05:20:44 | sir-sigurd | link | issue37837 messages |
2019-08-25 05:20:44 | sir-sigurd | create | |
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