[issue21470] Better seeding for the random module

Charles-François Natali added the comment: > The default seeding for the random module currently used 32 bytes from > urandom() to create the initial state of the random number generator. > This is far less than the number of possible states 2**19937-1. I'm not a cryptography expert, but IMO 32

[issue21424] Simplify and speed-up heaqp.nlargest()

Roundup Robot added the comment: New changeset fadc06047314 by Raymond Hettinger in branch 'default': Issue #21424: Optimize heaqp.nlargest() to make fewer tuple comparisons. http://hg.python.org/cpython/rev/fadc06047314 -- nosy: +python-dev ___ Pyth

[issue21467] IDLE icon not included in Windows installer

Changes by Berker Peksag : -- stage: test needed -> resolved ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: ht

[issue21424] Simplify and speed-up heaqp.nlargest()

Changes by Raymond Hettinger : -- keywords: +patch Added file: http://bugs.python.org/file35213/rip_nsmallest.diff ___ Python tracker ___

[issue21470] Better seeding for the random module

Raymond Hettinger added the comment: Several thoughts: * We're not reading urandom "a huge number of times per second". This is just one read of 2,500 bytes. What Ted is talking about and what we're doing are as different as night and day. * We're also not doing this in a loop. It is just

[issue21470] Better seeding for the random module

Antoine Pitrou added the comment: > http://www.2uo.de/myths-about-urandom/ Thanks, interesting read. -- ___ Python tracker ___ ___ Py

[issue21470] Better seeding for the random module

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21471] subprocess line-buffering only works in universal newlines mode

New submission from Antoine Pitrou: The docs for subprocess.Popen seem to imply that line-buffering is always available. However, bufsize=1 is a special value only when open the pipes in text mode, i.e. when "universal newlines" are enabled. In the short term, we should probably fix the subpro

[issue21472] Fix wsgiref handling of absolute HTTP Request-URI

New submission from mouad: Hi, As most of you know, working behind a HTTP proxy raise all this corner cases that no one think about until he has to, one of them i had to deal with some months ago is absolute request URI in HTTP request, that some client will send when they detect that they ar

[issue21471] subprocess line-buffering only works in universal newlines mode

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21472] Fix wsgiref handling of absolute HTTP Request-URI

Changes by mouad : -- keywords: +patch Added file: http://bugs.python.org/file35214/issue21472.patch ___ Python tracker ___ ___ Python

[issue21471] subprocess line-buffering doesn't work

Antoine Pitrou added the comment: Ha, it seems actually worse than that, since no buffering argument is ever passed to the TextIOWrapper constructor. "bufsize=1" will simply get ignored, and line buffering doesn't work at all. Example under 2.7: $ python -c 'import subprocess; p = subprocess.

[issue21425] Interactive interpreter doesn't flush stderr prompty

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21471] subprocess line-buffering only works in universal newlines mode

Antoine Pitrou added the comment: Ok, the "not working at all" part is issue #21332. Let's make this issue specific to binary mode, again. -- nosy: +akira title: subprocess line-buffering doesn't work -> subprocess line-buffering only works in universal newlines mode _

[issue20115] NUL bytes in commented lines

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21425] Interactive interpreter doesn't flush stderr prompty

Roundup Robot added the comment: New changeset ab3e012c45d0 by Antoine Pitrou in branch '3.4': Issue #21425: Fix flushing of standard streams in the interactive interpreter. http://hg.python.org/cpython/rev/ab3e012c45d0 New changeset d1c0cf44160c by Antoine Pitrou in branch 'default': Issue #214

[issue21425] Interactive interpreter doesn't flush stderr prompty

Antoine Pitrou added the comment: Thanks for the report. This should now be fixed in 3.4 and 3.5. -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker _

[issue21389] The repr of BoundMethod objects sometimes incorrectly identifies the bound function

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue18564] Integer overflow in socketmodule

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21226] PyImport_ExecCodeModuleObject not setting module attributes

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21422] int << 0: return the number unmodified

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21121] -Werror=declaration-after-statement is added even for extension modules through setup.py

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21420] Optimize 2 ** n: implement it as 1 << n

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue20383] Add a keyword-only spec argument to types.ModuleType

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21436] Consider leaving importlib.abc.Loader.load_module()

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21471] subprocess line-buffering only works in universal newlines mode

akira added the comment: Until the current patch for issue #21332 is committed; bufsize=1 is equivalent to bufsize=-1 in both binary and text mode. You are correct the patch in #21332 fixes only the text mode (universal_newlines=True) -- it also updates the documentation to mention that bufsiz

[issue21332] subprocess bufsize=1 docs are misleading

Changes by Arfrever Frehtes Taifersar Arahesis : -- nosy: +Arfrever ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue21425] Interactive interpreter doesn't flush stderr prompty

Antoine Pitrou added the comment: Apparently the new tests hang on the "Fedora without threads" buildbot. Stefan, could you take a look? http://buildbot.python.org/all/builders/AMD64%20Fedora%20without%20threads%203.4/builds/123 -- nosy: +skrah status: closed -> open __

[issue21425] Interactive interpreter doesn't flush stderr prompty

Antoine Pitrou added the comment: Also on the PowerLinux buildbot: http://buildbot.python.org/all/builders/PPC64%20PowerLinux%203.4/builds/113/ -- nosy: +David.Edelsohn ___ Python tracker __

[issue21425] Interactive interpreter doesn't flush stderr prompty

Antoine Pitrou added the comment: Judging by the faulthandler traceback in the PowerLinux build: Timeout (1:00:00)! Thread 0x008074e46670 (most recent call first): File "/home/shager/cpython-buildarea/3.4.edelsohn-powerlinux-ppc64/build/Lib/test/test_cmd_line_script.py", line 192 in inte

[issue21425] Interactive interpreter doesn't flush stderr prompty

Roundup Robot added the comment: New changeset ffae7aad9dfa by Antoine Pitrou in branch 'default': Add debugging output for #21425 http://hg.python.org/cpython/rev/ffae7aad9dfa -- ___ Python tracker ___

[issue6305] islice doesn't accept large stop values

Alok Singhal added the comment: Yes, I signed it a few days ago. -- ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscrib

[issue21472] Fix wsgiref handling of absolute HTTP Request-URI

Changes by Berker Peksag : -- stage: -> patch review versions: -Python 3.1, Python 3.2, Python 3.3 ___ Python tracker ___ ___ Python

[issue21425] Interactive interpreter doesn't flush stderr prompty

Antoine Pitrou added the comment: So, it seems like under Fedora (or PowerLinux), the Python interactive prompt produces different byte contents on stderr: [ 21/389] test_cmd_line_script repl stderr[:4]: b'Pyth' repl stderr[:4]: b'[GCC' repl stderr[:4]: b'Type' repl stderr[:4]: b'\x1b[?1' I wo

[issue21470] Better seeding for the random module

Mark Dickinson added the comment: Raymond: > Functions as simple as shuffle() eat through the possibilities very quickly. Can you elaborate on this? Are there example scenarios where seeding with 32 bytes isn't likely to be enough? In the case of shuffle, for a large list, if you do a seed f

[issue21425] Interactive interpreter doesn't flush stderr prompty

Antoine Pitrou added the comment: This looks like a well-known issue on Fedora (and Red Hat?): http://stackoverflow.com/questions/15760712/python-readline-module-prints-escape-character-during-import http://reinout.vanrees.org/weblog/2009/08/14/readline-invisible-character-hack.html http://lists.

[issue21425] Interactive interpreter doesn't flush stderr prompty

Roundup Robot added the comment: New changeset e57718ac8ff8 by Antoine Pitrou in branch 'default': Try workaround for test issues in #21425 http://hg.python.org/cpython/rev/e57718ac8ff8 -- ___ Python tracker __

[issue21470] Better seeding for the random module

Charles-François Natali added the comment: > * We're not reading urandom "a huge number of times per second". This is > just one read of 2,500 bytes. What Ted is talking about and what we're doing > are as different as night and day. > > * We're also not doing this in a loop. It is just once

[issue21425] Interactive interpreter doesn't flush stderr prompty

Antoine Pitrou added the comment: According to https://bugzilla.redhat.com/show_bug.cgi?id=880393, this has actually been reported to us as issue19884. -- ___ Python tracker ___

[issue19884] Importing readline produces erroneous output

Antoine Pitrou added the comment: We seem to have gotten bit by this in issue21425. Dave, is it possible for you to validate the proposed fix? I can't test this under Ubuntu. Setting priority to "high" as it seems to actually annoy many people: http://stackoverflow.com/questions/15760712/pyth

[issue21425] Interactive interpreter doesn't flush stderr prompty

Antoine Pitrou added the comment: Workarounds seem to work. -- ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue21425] Interactive interpreter doesn't flush stderr prompty

Roundup Robot added the comment: New changeset 58e2116576cf by Antoine Pitrou in branch '3.4': Try workaround for test issues in #21425 http://hg.python.org/cpython/rev/58e2116576cf -- ___ Python tracker __

[issue21425] Interactive interpreter doesn't flush stderr prompty

Changes by Antoine Pitrou : -- status: open -> closed ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://m

[issue21455] add default backlog to socket.listen()

Charles-François Natali added the comment: Any objection to the last version? If not, I'll commit it within a few days. -- ___ Python tracker ___ ___

[issue21455] add default backlog to socket.listen()

Antoine Pitrou added the comment: Looks good to me! -- ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://

[issue21425] Interactive interpreter doesn't flush stderr prompty

Antoine Pitrou added the comment: Workaround actually broke tests under shared library builds, because LD_LIBRARY_PATH isn't forwarded anymore. Will try another fix :-( -- status: closed -> open ___ Python tracker

[issue21425] Interactive interpreter doesn't flush stderr prompty

Roundup Robot added the comment: New changeset 5a1b2566d68e by Antoine Pitrou in branch 'default': Try to fix issue #21425 workaround for shared library builds http://hg.python.org/cpython/rev/5a1b2566d68e -- ___ Python tracker

[issue21425] Interactive interpreter doesn't flush stderr prompty

Roundup Robot added the comment: New changeset 974c0718c7e0 by Antoine Pitrou in branch '3.4': Try to fix issue #21425 workaround for shared library builds http://hg.python.org/cpython/rev/974c0718c7e0 -- ___ Python tracker

[issue21466] General Index link to del statement is wrong

Roundup Robot added the comment: New changeset 951775c68b1b by Benjamin Peterson in branch '2.7': remove confusing delete indexing (closes #21466) http://hg.python.org/cpython/rev/951775c68b1b New changeset 2e26703d7d2a by Benjamin Peterson in branch '3.4': remove confusing delete indexing (clos

[issue21469] Hazards in robots.txt parser

Raymond Hettinger added the comment: Attaching a draft patch: * Repair the broken link to norobots-rfc.txt. * HTTP response codes >= 500 treated as a failed read rather than as a not found. Not found means that we can assume the entire site is allowed. A 5xx server error tells us nothing.

[issue21469] Hazards in robots.txt parser

Raymond Hettinger added the comment: Update patch to move the modified() call to parse(). That lets the mtime update whenever rules (either by a read() or by directly parsing text). -- ___ Python tracker

[issue21469] Hazards in robots.txt parser

Changes by Raymond Hettinger : Added file: http://bugs.python.org/file35216/fix_false_pos2.diff ___ Python tracker ___ ___ Python-bugs-list ma

[issue7776] http.client.HTTPConnection tunneling is broken

Nikolaus Rath added the comment: Cybjit writes: > Cybjit added the comment: > > On 2014-05-10 00:23, nikratio wrote: >> Is pip maybe doing its own certificate check, and relying on >> HTTPSConnection.host to contain the final hostname rather than the proxy? > > I think the culprit might be here

[issue21470] Better seeding for the random module

Raymond Hettinger added the comment: > 32 bytes seeding is more than enough. Not enough to cover *our* state space (2 ** 19937 - 1). This tracker item boils down to balancing "fear that something bad will happen when you call urandom(2500)" versus "having seeding sufficient to cover the stat

[issue21470] Better seeding for the random module

Raymond Hettinger added the comment: http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/VERSIONS/C-LANG/MersenneTwister.h http://www.omnetpp.org/doc/omnetpp/api/mersennetwister_8h_source.html -- ___ Python tracker __

[issue21470] Better seeding for the random module

Changes by Raymond Hettinger : -- Removed message: http://bugs.python.org/msg218288 ___ Python tracker ___ ___ Python-bugs-list mailin

[issue21470] Better seeding for the random module

Raymond Hettinger added the comment: http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/VERSIONS/C-LANG/MersenneTwister.h http://www.omnetpp.org/doc/omnetpp/api/mersennetwister_8h_source.html http://www0.cs.ucl.ac.uk/staff/d.jones/GoodPracticeRNG.pdf -- __

[issue21470] Better seeding for the random module

STINNER Victor added the comment: "The default seeding for the random module currently used 32 bytes from urandom() to create the initial state of the random number generator. This is far less than the number of possible states 2**19937-1." I suggest to document how the PRNG is initialized in

[issue21470] Better seeding for the random module

Antoine Pitrou added the comment: > What constitutes "enough" is a value judgment that many vary from > application to application. For some applications, a much weaker PRNG > would suffice, but we decided long ago that we wanted the full power of MT. I don't really understand for which applic

[issue10744] ctypes arrays have incorrect buffer information (PEP-3118)

mattip added the comment: Here are updated patches for 2.7 and HEAD. I've updated the patches for both python 2 and python 3 and addressed some of the issues here: 1. Added _ctypes_alloc_format_string_with_shape() to ctypes.h 2. Changed the buffer size calculation to 32 *ndim + 3 (for the ques

[issue10744] ctypes arrays have incorrect buffer information (PEP-3118)

mattip added the comment: Here is the patch for HEAD -- Added file: http://bugs.python.org/file35218/hg-default-ctypes-fix-pep3118-format-strings-for-arrays-update.patch ___ Python tracker

[issue10744] ctypes arrays have incorrect buffer information (PEP-3118)

Changes by Antoine Pitrou : -- nosy: +amaury.forgeotdarc, belopolsky, meador.inge versions: +Python 3.5 -Python 2.7, Python 3.3 ___ Python tracker ___ ___

[issue10744] ctypes arrays have incorrect buffer information (PEP-3118)

Changes by Antoine Pitrou : -- versions: +Python 2.7 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://ma

[issue7776] http.client.HTTPConnection tunneling is broken

Ned Deily added the comment: Should this be a release blocker regression for 3.4.1? -- nosy: +larry, ned.deily priority: normal -> release blocker ___ Python tracker ___ _

[issue7776] http.client.HTTPConnection tunneling is broken

Larry Hastings added the comment: dstufft, what do you think? -- nosy: +dstufft ___ Python tracker ___ ___ Python-bugs-list mailing lis

[issue21470] Better seeding for the random module

Raymond Hettinger added the comment: Looking back over this tracker item, I realize that I didn't elaborate sufficiently on the problem being addressed: MT is equidistributed. This a major point in its favor but also implies that there are long stretches of "uninteresting" sequences. When we

[issue7776] http.client.HTTPConnection tunneling is broken

Donald Stufft added the comment: Let me raise the issue with urllib3 and see if maybe we can get a quick turn around and just fix it for real. -- ___ Python tracker ___ _

[issue10744] ctypes arrays have incorrect buffer information (PEP-3118)

eryksun added the comment: The shape for the StructWithArrays test should be () in 3.x; it's None in 2.x. -- nosy: +eryksun versions: +Python 3.3 -Python 3.5 ___ Python tracker _

[issue7776] http.client.HTTPConnection tunneling is broken

Donald Stufft added the comment: This is going to break existing versions of urllib3 (and thus requests and thus pip) when using verified TLS + a proxy, however future versions can work around it and a fix is being looked at right now. Once it's fixed there it can propagate to requests and the

[issue21424] Simplify and speed-up heaqp.nlargest()

Roundup Robot added the comment: New changeset 31950174f60f by Raymond Hettinger in branch 'default': Issue 21424: Apply the nlargest() optimizations to nsmallest() as well. http://hg.python.org/cpython/rev/31950174f60f -- ___ Python tracker

[issue21424] Simplify and speed-up heaqp.nlargest()

Changes by Raymond Hettinger : -- resolution: -> fixed status: open -> closed ___ Python tracker ___ ___ Python-bugs-list mailing lis

[issue21470] Better seeding for the random module

Tim Peters added the comment: [neologix] > some code spawns many processes per second (see recent > discussion on python-dev). But that doesn't imply they're seeding the random module many times per second, right? Seeding isn't part of Python initialization, it's part of importing the `random`

[issue21470] Better seeding for the random module

Antoine Pitrou added the comment: > [neologix] > > some code spawns many processes per second (see recent > > discussion on python-dev). > > But that doesn't imply they're seeding the random module many times > per second, right? Seeding isn't part of Python initialization, it's > part of import

[issue21469] False positive hazards in robotparser

Changes by Raymond Hettinger : -- stage: -> test needed title: Hazards in robots.txt parser -> False positive hazards in robotparser ___ Python tracker ___ _

[issue21221] Minor struct_time documentation bug

Rose Ames added the comment: Thanks for the quick feedback! Altered to "A value of -1..." -- nosy: +superluser Added file: http://bugs.python.org/file35219/tm_isdst2.patch ___ Python tracker __

[issue21306] PEP 466: backport hmac.compare_digest

Roundup Robot added the comment: New changeset b40f1a00b134 by Benjamin Peterson in branch '2.7': backport hmac.compare_digest to partially implement PEP 466 (closes #21306) http://hg.python.org/cpython/rev/b40f1a00b134 -- nosy: +python-dev resolution: -> fixed stage: needs patch -> res

[issue21465] sqlite3 Row can return duplicate keys when using adapters

Changes by Antoine Pitrou : -- nosy: +ghaering ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.pyt

[issue20826] Faster implementation to collapse consecutive ip-networks

Antoine Pitrou added the comment: >From a quick look, the algorithm is indeed correct, and it should perform >better on average than the previous one. Note: both algorithms are O(n**2) worst case, not O(n). -- nosy: +pitrou ___ Python tracker

[issue21473] Idle: test startup scripts.

New submission from Terry J. Reedy: Add test_idle/test_startup to test that Idle starts without obvious error with any of idlelib/idle.(bat, py, pyw). Test should presumably use subprocess. Look at test.support.interactive_python for either direct use or as a model. It in turn uses test.script

[issue21474] Idle: updata fixwordbreaks() for unicode identifiers

New submission from Terry J. Reedy: EditorWindow.py has this function, applied to editor and shell windows, which is obsolete for Python3 and unicode identifiers. def fixwordbreaks(root): # Make sure that Tk's double-click and next/previous word # operations use our definition of a word

[issue21475] Support the Sitemap and Crawl-delay extensions in robotparser

New submission from Raymond Hettinger: Resources: * http://en.wikipedia.org/wiki/Robots_exclusion_standard#Nonstandard_extensions * https://support.google.com/webmasters/answer/183669?hl=en * https://github.com/seomoz/reppy -- components: Library (Lib) keywords: easy messages: 218308

[issue21476] Inconsitent behaviour between BytesParser.parse and Parser.parse

New submission from Łukasz Kucharski: The behaviour of the method for both classes seem to be a little different. Executing `Parser.parse(fp)` does not close the file pointer passed while Executing `BytesParser.parse` does. I think this caused by fact that `BytesParser.parse` implementation is

[issue18104] Idle: make human-mediated GUI tests usable

Roundup Robot added the comment: New changeset 460203eaf731 by Terry Jan Reedy in branch '2.7': Issue #18104: Add idlelib/idle_test/htest.py with a few sample tests to begin http://hg.python.org/cpython/rev/460203eaf731 New changeset 617656f7b538 by Terry Jan Reedy in branch '3.4': Issue #18104:

[issue18104] Idle: make human-mediated GUI tests usable

Roundup Robot added the comment: New changeset aea4f427902f by Terry Jan Reedy in branch '3.4': Issue #18104: News for 3.4 (which will not merge forward). http://hg.python.org/cpython/rev/aea4f427902f New changeset b7bc43e96041 by Terry Jan Reedy in branch 'default': #18104: null merge of 3.4 Ne

[issue21477] Idle: improve idle_test,htest

New submission from Terry J. Reedy: #18104 created idle_test/htest.py. Besides adding more tests in other issues, some possible improvements to htest itself follow. Many depend on not reusing run, as it now it, in the runall loop. What is left in common to both might be factored out. * For ru

[issue21477] Idle: improve idle_test,htest

Changes by Terry J. Reedy : -- assignee: -> terry.reedy stage: -> needs patch type: -> enhancement versions: +Python 2.7, Python 3.4, Python 3.5 Added file: http://bugs.python.org/file35221/21477-htest.txt ___ Python tracker

[issue18104] Idle: make human-mediated GUI tests usable

Terry J. Reedy added the comment: The revised patch, as pushed, will serve as a base for this portion of Saimadhav's GSOC project. #21477 proposes changes to htest itself. Adding tests from other modules will be dependencies of that issue. -- resolution: -> fixed stage: patch review -

[issue21383] "make touch" fails when the build directory is not the source directory

Roundup Robot added the comment: New changeset bc160f985b7b by Ned Deily in branch '3.4': Issue #21383: Allow "make touch" to work when building outside of the http://hg.python.org/cpython/rev/bc160f985b7b New changeset 9493fdad2a75 by Ned Deily in branch 'default': Issue 21383: merge from 3.4 h

[issue21383] "make touch" fails when the build directory is not the source directory

Changes by Ned Deily : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___ ___ Pyth

[issue21462] PEP 466: upgrade OpenSSL in the Python 2.7 Windows builds

Nick Coghlan added the comment: Yes, since OpenSSL 1.0.2 is still in beta, the target version for 2.7.7 would be 1.0.1g -- nosy: +benjamin.peterson ___ Python tracker ___ __