Mailman 3 October 2015 - Python-checkins

cpython (2.7): Issue #25505: Remove unused buggy method.
by terry.reedy Oct. 30, 2015

Oct. 30, 2015

https://hg.python.org/cpython/rev/2672ab3cfb23 changeset: 98901:2672ab3cfb23 branch: 2.7 parent: 98896:a37ea1d56e98 user: Terry Jan Reedy <tjreedy(a)udel.edu> date: Fri Oct 30 19:25:28 2015 -0400 summary: Issue #25505: Remove unused buggy method. files: Tools/scripts/fixdiv.py | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-) diff --git a/Tools/scripts/fixdiv.py b/Tools/scripts/fixdiv.py --- a/Tools/scripts/fixdiv.py +++ b/Tools/scripts/fixdiv.py @@ -335,8 +335,6 @@ self.buffer.append(line) self.lineno += 1 return line - def truncate(self): - del self.buffer[-window:] def __getitem__(self, index): self.fill() bufstart = self.lineno - len(self.buffer) -- Repository URL: https://hg.python.org/cpython

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cpython (merge 3.5 -> default): Merge with 3.5
by terry.reedy Oct. 30, 2015

Oct. 30, 2015

https://hg.python.org/cpython/rev/e36da7323f8f changeset: 98904:e36da7323f8f parent: 98900:3f924cb4c3eb parent: 98903:2d32429454ca user: Terry Jan Reedy <tjreedy(a)udel.edu> date: Fri Oct 30 19:26:03 2015 -0400 summary: Merge with 3.5 files: Tools/scripts/fixdiv.py | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-) diff --git a/Tools/scripts/fixdiv.py b/Tools/scripts/fixdiv.py --- a/Tools/scripts/fixdiv.py +++ b/Tools/scripts/fixdiv.py @@ -335,8 +335,6 @@ self.buffer.append(line) self.lineno += 1 return line - def truncate(self): - del self.buffer[-window:] def __getitem__(self, index): self.fill() bufstart = self.lineno - len(self.buffer) -- Repository URL: https://hg.python.org/cpython

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cpython (merge 3.4 -> 3.5): Merge with 3.4
by terry.reedy Oct. 30, 2015

Oct. 30, 2015

https://hg.python.org/cpython/rev/2d32429454ca changeset: 98903:2d32429454ca branch: 3.5 parent: 98898:c548ad75160c parent: 98902:ef435729bc80 user: Terry Jan Reedy <tjreedy(a)udel.edu> date: Fri Oct 30 19:25:50 2015 -0400 summary: Merge with 3.4 files: Tools/scripts/fixdiv.py | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-) diff --git a/Tools/scripts/fixdiv.py b/Tools/scripts/fixdiv.py --- a/Tools/scripts/fixdiv.py +++ b/Tools/scripts/fixdiv.py @@ -335,8 +335,6 @@ self.buffer.append(line) self.lineno += 1 return line - def truncate(self): - del self.buffer[-window:] def __getitem__(self, index): self.fill() bufstart = self.lineno - len(self.buffer) -- Repository URL: https://hg.python.org/cpython

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cpython: Issue #25487: Fix tests not updated when the imp module moved to a
by brett.cannon Oct. 30, 2015

Oct. 30, 2015

https://hg.python.org/cpython/rev/3f924cb4c3eb changeset: 98900:3f924cb4c3eb user: Brett Cannon <brett(a)python.org> date: Fri Oct 30 14:41:06 2015 -0700 summary: Issue #25487: Fix tests not updated when the imp module moved to a DeprecationWarning. Thanks to Martin Panter for finding the tests. files: Lib/modulefinder.py | 2 +- Lib/test/test_imp.py | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/Lib/modulefinder.py b/Lib/modulefinder.py --- a/Lib/modulefinder.py +++ b/Lib/modulefinder.py @@ -10,7 +10,7 @@ import struct import warnings with warnings.catch_warnings(): - warnings.simplefilter('ignore', PendingDeprecationWarning) + warnings.simplefilter('ignore', DeprecationWarning) import imp # XXX Clean up once str8's cstor matches bytes. diff --git a/Lib/test/test_imp.py b/Lib/test/test_imp.py --- a/Lib/test/test_imp.py +++ b/Lib/test/test_imp.py @@ -12,7 +12,7 @@ import unittest import warnings with warnings.catch_warnings(): - warnings.simplefilter('ignore', PendingDeprecationWarning) + warnings.simplefilter('ignore', DeprecationWarning) import imp -- Repository URL: https://hg.python.org/cpython

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benchmarks: Issue #25443: Add a running count of benchmarks.
by brett.cannon Oct. 30, 2015

Oct. 30, 2015

https://hg.python.org/benchmarks/rev/71967658feb5 changeset: 231:71967658feb5 user: Brett Cannon <brett(a)python.org> date: Fri Oct 30 14:37:13 2015 -0700 summary: Issue #25443: Add a running count of benchmarks. files: perf.py | 7 +++++-- 1 files changed, 5 insertions(+), 2 deletions(-) diff --git a/perf.py b/perf.py --- a/perf.py +++ b/perf.py @@ -2552,9 +2552,12 @@ base_cmd_prefix, changed_cmd_prefix) results = [] - for name in sorted(should_run): + to_run = list(sorted(should_run)) + run_count = str(len(to_run)) + for index, name in enumerate(to_run): func = bench_funcs[name] - print("Running %s..." % name) + print("[%s/%s] %s..." % + (str(index+1).rjust(len(run_count)), run_count, name)) options.benchmark_name = name # Easier than threading this everywhere. results.append((name, func(base_cmd_prefix, changed_cmd_prefix, options))) -- Repository URL: https://hg.python.org/benchmarks

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benchmarks: Use re.purge() to clear the re cache.
by brett.cannon Oct. 30, 2015

Oct. 30, 2015

https://hg.python.org/benchmarks/rev/0da7b44c2ea3 changeset: 230:0da7b44c2ea3 user: Brett Cannon <brett(a)python.org> date: Fri Oct 30 14:25:18 2015 -0700 summary: Use re.purge() to clear the re cache. Closes issue #25426. files: performance/bm_regex_compile.py | 11 +---------- 1 files changed, 1 insertions(+), 10 deletions(-) diff --git a/performance/bm_regex_compile.py b/performance/bm_regex_compile.py --- a/performance/bm_regex_compile.py +++ b/performance/bm_regex_compile.py @@ -53,16 +53,7 @@ def test_regex_compile(count, timer): - try: - clear_cache = re._cache.clear - except AttributeError: - try: - # Python 3.2: re._compile_typed() uses functools.lru_cache() - clear_cache = re._compile_typed.cache_clear - except AttributeError: - # Python 3.3: re._compile() uses functools.lru_cache() - clear_cache = re._compile.cache_clear - + re.purge() regexes = capture_regexes() times = [] -- Repository URL: https://hg.python.org/benchmarks

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peps: fix typo
by ethan.furman Oct. 30, 2015

Oct. 30, 2015

https://hg.python.org/peps/rev/f6d4b315439f changeset: 6124:f6d4b315439f user: Ethan Furman <ethan(a)stoneleaf.us> date: Fri Oct 30 08:45:05 2015 -0700 summary: fix typo files: pep-0484.txt | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/pep-0484.txt b/pep-0484.txt --- a/pep-0484.txt +++ b/pep-0484.txt @@ -1045,7 +1045,7 @@ * However, as an exception to the previous bullet, all objects imported into a stub using ``from ... import *`` are considered exported. (This makes it easier to re-export all objects from a - given module that may very by Python version.) + given module that may vary by Python version.) Function overloading -------------------- -- Repository URL: https://hg.python.org/peps

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peps: Special case in stub files for import *.
by guido.van.rossum Oct. 30, 2015

Oct. 30, 2015

https://hg.python.org/peps/rev/e3910edda3c8 changeset: 6123:e3910edda3c8 user: Guido van Rossum <guido(a)python.org> date: Fri Oct 30 08:40:37 2015 -0700 summary: Special case in stub files for import *. files: pep-0484.txt | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) diff --git a/pep-0484.txt b/pep-0484.txt --- a/pep-0484.txt +++ b/pep-0484.txt @@ -1040,7 +1040,12 @@ * Modules and variables imported into the stub are not considered exported from the stub unless the import uses the ``import ... as - ...`` form. + ...`` form or the equivalent ``from ... import ... as ...`` form. + +* However, as an exception to the previous bullet, all objects + imported into a stub using ``from ... import *`` are considered + exported. (This makes it easier to re-export all objects from a + given module that may very by Python version.) Function overloading -------------------- -- Repository URL: https://hg.python.org/peps

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Benchmark Results for Python 2.7 2015-10-30
by lp_benchmark_robot＠intel.com Oct. 30, 2015

Oct. 30, 2015

Results for project Python 2.7, build date 2015-10-30 13:22:39 +0000 commit: a37ea1d56e98eb158750d3e495a5cf524e8c3980 revision date: 2015-10-30 06:47:01 +0000 environment: Haswell-EP cpu: Intel(R) Xeon(R) CPU E5-2699 v3 @ 2.30GHz 2x18 cores, stepping 2, LLC 45 MB mem: 128 GB os: CentOS 7.1 kernel: Linux 3.10.0-229.4.2.el7.x86_64 Baseline results were generated using release v2.7.10, with hash 15c95b7d81dcf821daade360741e00714667653f from 2015-05-23 16:02:14+00:00 ---------------------------------------------------------------------------------- benchmark relative change since change since current rev run std_dev* last run baseline with PGO ---------------------------------------------------------------------------------- :-) django_v2 0.14% -0.24% 3.30% 9.89% :-) pybench 0.20% 0.10% 6.70% 7.00% :-| regex_v8 0.54% -0.07% -1.81% 7.01% :-) nbody 0.17% 0.02% 8.72% 5.16% :-) json_dump_v2 0.25% -0.72% 2.15% 15.65% :-| normal_startup 1.89% -0.17% -1.72% 2.76% :-| ssbench 0.73% -1.78% -1.31% 3.60% ---------------------------------------------------------------------------------- Note: Benchmark results for ssbench are measured in requests/second while all other are measured in seconds. * Relative Standard Deviation (Standard Deviation/Average) Our lab does a nightly source pull and build of the Python project and measures performance changes against the previous stable version and the previous nightly measurement. This is provided as a service to the community so that quality issues with current hardware can be identified quickly. Intel technologies' features and benefits depend on system configuration and may require enabled hardware, software or service activation. Performance varies depending on system configuration.

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Benchmark Results for Python Default 2015-10-30
by lp_benchmark_robot＠intel.com Oct. 30, 2015

Oct. 30, 2015

Results for project Python default, build date 2015-10-30 09:31:17 +0000 commit: 282f8322fc1b76b2f8abf1a227c4eb8868dd2db4 revision date: 2015-10-30 06:47:48 +0000 environment: Haswell-EP cpu: Intel(R) Xeon(R) CPU E5-2699 v3 @ 2.30GHz 2x18 cores, stepping 2, LLC 45 MB mem: 128 GB os: CentOS 7.1 kernel: Linux 3.10.0-229.4.2.el7.x86_64 Baseline results were generated using release v3.4.3, with hash b4cbecbc0781e89a309d03b60a1f75f8499250e6 from 2015-02-25 12:15:33+00:00 ---------------------------------------------------------------------------------- benchmark relative change since change since current rev run std_dev* last run baseline with PGO ---------------------------------------------------------------------------------- :-) django_v2 0.22% 0.56% 9.83% 14.42% :-( pybench 0.14% 0.07% -2.36% 9.37% :-( regex_v8 2.73% -0.08% -4.61% 7.73% :-( nbody 0.07% 0.32% -3.17% 10.67% :-| json_dump_v2 0.30% 1.10% -0.90% 10.30% :-| normal_startup 0.75% 0.27% 0.56% 5.17% ---------------------------------------------------------------------------------- Note: Benchmark results are measured in seconds. * Relative Standard Deviation (Standard Deviation/Average) Our lab does a nightly source pull and build of the Python project and measures performance changes against the previous stable version and the previous nightly measurement. This is provided as a service to the community so that quality issues with current hardware can be identified quickly. Intel technologies' features and benefits depend on system configuration and may require enabled hardware, software or service activation. Performance varies depending on system configuration.

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