[issue23434] support encoded filename in Content-Disposition for HTTP in cgi.FieldStorage

R. David Murray added the comment: I haven't read the http rfcs, but my understanding is that they follow the MIME standards, and the email library already has code to do proper parsing and decoding of encoded filenames in Content-Disposition headers. It should be

[issue33125] Windows 10 ARM64 platform support

Steven Noonan added the comment: Oh, another change I had to make was remove all the BaseAddress elements in the Link sections. The linker complains if these are used (the lower 4GB of memory are apparently reserved for the x86 emulation). Also, from what I was told by

[issue33125] Windows 10 ARM64 platform support

New submission from Steven Noonan : The Windows 10 ARM64 release is out along with a bunch of ARM64 devices. This version of Windows has full support for building native Win32 applications (this isn't just some rehash of Windows RT). It also can run x86 (but not x86_64)

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Change by Cheryl Sabella : -- keywords: +patch pull_requests: +5942 stage: -> patch review ___ Python tracker ___

[issue33119] python sys.argv argument parsing not clear

Change by Brett Cannon : -- nosy: +ncoghlan ___ Python tracker ___ ___ Python-bugs-list

[issue33124] Lazy execution of module bytecode

Change by Brett Cannon : -- nosy: +brett.cannon ___ Python tracker ___ ___

[issue33124] Lazy execution of module bytecode

Change by Barry A. Warsaw : -- nosy: +barry ___ Python tracker ___ ___ Python-bugs-list

[issue33124] Lazy execution of module bytecode

Change by Neil Schemenauer : -- keywords: +patch pull_requests: +5941 ___ Python tracker ___

[issue33124] Lazy execution of module bytecode

New submission from Neil Schemenauer : This is an experimental patch that implements lazy execution of top-level definitions in modules (functions, classes, imports, global constants). See Tools/lazy_compile/README.txt for details. -- components: Interpreter

[issue32505] dataclasses: make field() with no annotation an error

Change by Eric V. Smith : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue32505] dataclasses: make field() with no annotation an error

miss-islington added the comment: New changeset 3b4c6b16c597aa2356f5658dd67da7dcd4434038 by Miss Islington (bot) in branch '3.7': bpo-32505: dataclasses: raise TypeError if a member variable is of type Field, but doesn't have a type annotation.

[issue30071] Duck-typing inspect.isfunction()

Jeroen Demeyer added the comment: See https://mail.python.org/pipermail/python-ideas/2018-March/049398.html -- ___ Python tracker

[issue30953] Fatal python error when jumping into except clause

ppperry added the comment: ... with a bad error message, because there are no finally blocks in the code -- ___ Python tracker ___

[issue32505] dataclasses: make field() with no annotation an error

Eric V. Smith added the comment: New changeset 56970b8ce9d23269d20a76f13c80e670c856ba7f by Eric V. Smith in branch 'master': bpo-32505: dataclasses: raise TypeError if a member variable is of type Field, but doesn't have a type annotation. (GH-6192)

[issue32505] dataclasses: make field() with no annotation an error

Change by miss-islington : -- pull_requests: +5940 ___ Python tracker ___

[issue6083] Reference counting bug in PyArg_ParseTuple and PyArg_ParseTupleAndKeywords

Serhiy Storchaka added the comment: LGTM. > What should I write instead of _? (ValueError, OSError) > And will the next call be effective (do anything), if we have already set the > limit with the testing call? This doesn't matter. We test that it doesn't crash

[issue32505] dataclasses: make field() with no annotation an error

Change by Eric V. Smith : -- keywords: +patch pull_requests: +5939 stage: -> patch review ___ Python tracker ___

[issue33118] No clean way to get notified when a Transport's write buffer empties out

Yury Selivanov added the comment: > I suppose that it would also be difficult to get buy-in for a feature like > this from the different frameworks? Maybe :) Ideally, asyncio programs should not depend on how exactly tasks are scheduled. --

[issue6083] Reference counting bug in PyArg_ParseTuple and PyArg_ParseTupleAndKeywords

Ivan Zakharyaschev added the comment: And will the next call be effective (do anything), if we have already set the limit with the testing call? -- ___ Python tracker

[issue6083] Reference counting bug in PyArg_ParseTuple and PyArg_ParseTupleAndKeywords

Ivan Zakharyaschev added the comment: Thanks! I also thought about this simplest way. What about this: diff --git a/Python/Lib/test/test_resource.py b/Python/Lib/test/test_resource.py index de29d3b..bec4440 100644 --- a/Python/Lib/test/test_resource.py +++

[issue6083] Reference counting bug in PyArg_ParseTuple and PyArg_ParseTupleAndKeywords

Serhiy Storchaka added the comment: The simplest way is to try passing the limit as a tuple resource.setrlimit(resource.RLIMIT_CPU, (100, 100)) and skip the test if it failed. -- ___ Python tracker

[issue33118] No clean way to get notified when a Transport's write buffer empties out

Vitaly Kruglikov added the comment: Yet another paradigm is the likes of `GSource` in gnome's glib. GSource "tasks" added to the event loop are polled by the event loop for readiness before the event loop blocks on select/epoll/etc.. The ones that are ready are removed

[issue33118] No clean way to get notified when a Transport's write buffer empties out

Vitaly Kruglikov added the comment: I'll have to settle for `set_write_buffer_limits(0, 0)` for my blocking wrapper case. I think that 'write_buffer_drained' callback is a good idea, though. -- ___ Python tracker

[issue33118] No clean way to get notified when a Transport's write buffer empties out

Vitaly Kruglikov added the comment: > 'events.AbstractEventLoop.run_one_step()' > This is highly unlikely to ever happen. Sure, I can see how that could be a problem with other underlying implementations, such as Twisted reactor. Just wishful thinking :). --

[issue33115] Asyncio loop blocks with a lot of parallel tasks

Yury Selivanov added the comment: > Does this mean that GC uses most part of CPU time so the loop blocks? GC stops all Python code in the OS process from running. Because of the GIL code in threads will obviously be stopped too. This is true for both CPython and PyPy

[issue33123] Path.unlink should have a missing_ok parameter

Change by Roundup Robot : -- keywords: +patch pull_requests: +5938 stage: -> patch review ___ Python tracker ___

[issue33118] No clean way to get notified when a Transport's write buffer empties out

Yury Selivanov added the comment: > 'events.AbstractEventLoop.run_one_step()' This is highly unlikely to ever happen. It's hard to define what one iteration of an event loop is, and it would be even harder to get that agreement for all frameworks/event loops that are

[issue33118] No clean way to get notified when a Transport's write buffer empties out

Yury Selivanov added the comment: Yeah, I think your best option would be to use `set_write_buffer_limits(0, 0)`. You don't need asyncio flow control anyways, as AMQP protocol is unlikely to generate any pressure on IO buffers. --

[issue33118] No clean way to get notified when a Transport's write buffer empties out

Vitaly Kruglikov added the comment: ... or `events.AbstractEventLoop.run_one_iteration()`. -- ___ Python tracker ___

[issue33123] Path.unlink should have a missing_ok parameter

New submission from rbu : Similarly to how several pathlib file creation functions have an "exists_ok" parameter, we should introduce "missing_ok" that makes removal functions not raise an exception when a file or directory is already absent. IMHO, this should

[issue33053] Avoid adding an empty directory to sys.path when running a module with `-m`

Brett Cannon added the comment: I can't make any promises unfortunately. -- ___ Python tracker ___

[issue33115] Asyncio loop blocks with a lot of parallel tasks

Marat Sharafutdinov added the comment: Does this mean that GC uses most part of CPU time so the loop blocks? And another question: do you have any plans to optimize the loop so it would be possible to run really lot of tasks in parallel? Thanks. --

[issue33118] No clean way to get notified when a Transport's write buffer empties out

Vitaly Kruglikov added the comment: Thank you for following up. My use case is this: In the Pika AMQP client package, we have a blocking AMQP connection adapter - `BlockingConnection` - wrapped around an asynchronous AMQP connection adapter. Presently,

[issue6083] Reference counting bug in PyArg_ParseTuple and PyArg_ParseTupleAndKeywords

Ivan Zakharyaschev added the comment: >>> import resource >>> resource.getrlimit(resource.RLIMIT_CPU) (7200, 7260) -- ___ Python tracker

[issue30953] Fatal python error when jumping into except clause

Serhiy Storchaka added the comment: This is fixed in 3.8. Traceback (most recent call last): File "issue30953.py", line 15, in error() File "issue30953.py", line 14, in error pass File "issue30953.py", line 14, in error pass File

[issue33118] No clean way to get notified when a Transport's write buffer empties out

Yury Selivanov added the comment: We'll likely add 'write_buffer_drained' callback method to `asyncio.Protocol` in 3.8. In the meanwhile, the only option would be using `_make_empty_waiter` in 3.7, or set_write_buffer_limits(0, 0). What's your use case, by the way?

[issue33120] infinite loop in inspect.unwrap(unittest.mock.call)

Peter added the comment: I see two options to fix it: 1) add recursion depth check to inspect.wrap 2) define __wrapped__ on mock._Call so it won't go into recursion. -- ___ Python tracker

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Cheryl Sabella added the comment: Thanks, Raymond. I'll take a look. -- ___ Python tracker ___

[issue6083] Reference counting bug in PyArg_ParseTuple and PyArg_ParseTupleAndKeywords

Serhiy Storchaka added the comment: What does resource.getrlimit(resource.RLIMIT_CPU) return? -- ___ Python tracker ___

[issue33082] multiprocessing docs bury very important 'callback=' args

Chad added the comment: On topic: My CLA is signed as of Monday, 19 March. My status here is not updated yet. pitrou, off-topic: Without callbacks, users who want multiprocessing functions to return something, not just mutate state somewhere else, must gather jobs in a

[issue33027] handling filename encoding in Content-Disposition by cgi.FieldStorage

Paweł added the comment: duplicate of https://bugs.python.org/issue23434 -- resolution: -> duplicate stage: patch review -> resolved status: open -> closed ___ Python tracker

[issue23434] support encoded filename in Content-Disposition for HTTP in cgi.FieldStorage

Paweł added the comment: I didn't find this and created a duplicate https://bugs.python.org/issue33027 I've added similar/updated changes https://github.com/python/cpython/pull/6027 @r.david.murray wouldn't it be wise to do one step at a time rather than implementing

[issue6083] Reference counting bug in PyArg_ParseTuple and PyArg_ParseTupleAndKeywords

Ivan Zakharyaschev added the comment: > New changeset a4c85f9b8f58 by Serhiy Storchaka in branch '2.7': Issue #6083: Fix multiple segmentation faults occured when PyArg_ParseTuple http://hg.python.org/cpython/rev/a4c85f9b8f58 This test has a problem: though it tests not the

[issue32505] dataclasses: make field() with no annotation an error

Eric V. Smith added the comment: Thanks for the offer. I've already got the code written, I just need to write some tests. I'll get it done real soon now. -- components: +Library (Lib) versions: +Python 3.8 ___ Python tracker

[issue30416] constant folding opens compiler to quadratic time hashing

Change by Serhiy Storchaka : -- nosy: +benjamin.peterson priority: normal -> deferred blocker versions: +Python 2.7 -Python 3.7 ___ Python tracker

[issue33053] Avoid adding an empty directory to sys.path when running a module with `-m`

Change by Ned Deily : -- Removed message: https://bugs.python.org/msg314252 ___ Python tracker ___

[issue19979] Missing nested scope vars in class scope (bis)

Serhiy Storchaka added the comment: This looks like a duplicate of issue9226. -- nosy: +serhiy.storchaka status: open -> pending ___ Python tracker

[issue33122] ftplib: FTP_TLS seems to have problems with sites that close the encrypted channel themselfes

New submission from Jürgen : Hi, I'm not quite sure, if you would actually call this a bug, but it is very molesting at least ;o) I use ftplib.FTP_TLS to connect to a z/OS ftp server. With a minor change it works very well (happy to have found this library). The

[issue33121] recv returning 0 on closed connection not documented

New submission from joders : The "Linux Programmer's Manual" states: When a stream socket peer has performed an orderly shutdown, the return value will be 0 (the traditional "end-of-file" return). I find that information pretty important which is why I am asking if you

[issue32505] dataclasses: make field() with no annotation an error

Ivan Levkivskyi added the comment: > you'll notice that's an error? Yes, but there are other scenarios, like using `init=False` or updating existing class definition and forgetting to update call sites (which will still work), etc. What would we lose by not flagging

[issue17861] put opcode information in one place

Serhiy Storchaka added the comment: Currently an explicit `make regen-opcode` and `make regen-opcode-targets` (or just `make regen-all`) are needed for regenerating C files from opcode.py. Is anything left to do in this issue? -- nosy: +serhiy.storchaka

[issue33018] Improve issubclass() error checking and message

Ivan Levkivskyi added the comment: I am closing this for now. We can re-open it later if problems will appear in 3.7. -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker

[issue32999] issubclass(obj, abc.ABC) causes a segfault

Ivan Levkivskyi added the comment: New changeset 5d8bb5d07be2a9205e7059090f0ac5360d36b217 by Ivan Levkivskyi (Miss Islington (bot)) in branch '3.7': bpo-32999: Revert GH-6002 (fc7df0e6) (GH-6189) (GH-6190)

[issue33018] Improve issubclass() error checking and message

Ivan Levkivskyi added the comment: New changeset 5d8bb5d07be2a9205e7059090f0ac5360d36b217 by Ivan Levkivskyi (Miss Islington (bot)) in branch '3.7': bpo-32999: Revert GH-6002 (fc7df0e6) (GH-6189) (GH-6190)

[issue33120] infinite loop in inspect.unwrap(unittest.mock.call)

New submission from Peter : The following module will eat all available RAM if executed: import inspect import unittest.mock print(inspect.unwrap(unittest.mock.call)) inspect.unwrap has loop protection against functions that wrap themselves, but unittest.mock.call creates

[issue32234] Add context management to mailbox.Mailbox

Cheryl Sabella added the comment: It looks like Barry was ready to merge this PR in December. Is there anything else that needs to be done for it? Thanks! -- nosy: +csabella ___ Python tracker

[issue33053] Avoid adding an empty directory to sys.path when running a module with `-m`

Viv added the comment: Thanks, worked a treat https://www.allcarleasing.co.uk/special-offers/ -- nosy: +Viv ___ Python tracker

[issue32999] issubclass(obj, abc.ABC) causes a segfault

Change by miss-islington : -- pull_requests: +5935 ___ Python tracker ___

[issue33018] Improve issubclass() error checking and message

Change by miss-islington : -- pull_requests: +5936 ___ Python tracker ___

[issue33018] Improve issubclass() error checking and message

INADA Naoki added the comment: New changeset f757b72b2524ce3451d2269f0b8a9f0593a7b27f by INADA Naoki in branch 'master': bpo-32999: Revert GH-6002 (fc7df0e6) (GH-6189) https://github.com/python/cpython/commit/f757b72b2524ce3451d2269f0b8a9f0593a7b27f --

[issue32999] issubclass(obj, abc.ABC) causes a segfault

INADA Naoki added the comment: New changeset f757b72b2524ce3451d2269f0b8a9f0593a7b27f by INADA Naoki in branch 'master': bpo-32999: Revert GH-6002 (fc7df0e6) (GH-6189) https://github.com/python/cpython/commit/f757b72b2524ce3451d2269f0b8a9f0593a7b27f --

[issue23203] Aliasing import of sub-{module, package} from the package raises AttributeError on import.

Nick Coghlan added the comment: Heh, apparently I forgot how IMPORT_FROM currently works some time between 2015 and 2017 :) I agree this is out of date now, as the requested behaviour was already implemented for 3.7 -- resolution: -> out of date stage: ->

[issue33053] Avoid adding an empty directory to sys.path when running a module with `-m`

Nick Coghlan added the comment: Brett or Eric, any chance one of you could run with this for 3.7b3? I already have a startup refactoring related regression that I'm aiming to have fixed before then. Thanks to Victor's refactoring work, there's at least a clear

[issue32999] issubclass(obj, abc.ABC) causes a segfault

Change by INADA Naoki : -- pull_requests: +5933 ___ Python tracker ___ ___

[issue33018] Improve issubclass() error checking and message

Change by INADA Naoki : -- pull_requests: +5934 ___ Python tracker ___ ___

[issue33018] Improve issubclass() error checking and message

miss-islington added the comment: New changeset 346964ba0586e402610ea886e70bee1294874781 by Miss Islington (bot) in branch '3.7': bpo-33018: Improve issubclass() error checking and message. (GH-5944)

[issue33018] Improve issubclass() error checking and message

Change by miss-islington : -- keywords: +patch pull_requests: +5932 stage: -> patch review ___ Python tracker

[issue33018] Improve issubclass() error checking and message

Ivan Levkivskyi added the comment: New changeset 40472dd42de4f7265d456458cd13ad6894d736db by Ivan Levkivskyi (jab) in branch 'master': bpo-33018: Improve issubclass() error checking and message. (GH-5944)

[issue23203] Aliasing import of sub-{module, package} from the package raises AttributeError on import.

Serhiy Storchaka added the comment: Is anything left to do with this issue after issue30024? -- ___ Python tracker ___

[issue30076] Opcode names BUILD_MAP_UNPACK_WITH_CALL and BUILD_TUPLE_UNPACK_WITH_CALL are too long

Change by Serhiy Storchaka : -- assignee: -> docs@python components: +Documentation nosy: +docs@python stage: -> needs patch versions: +Python 3.6, Python 3.8 ___ Python tracker

[issue32838] Fix Python versions in the table of magic numbers

Change by Serhiy Storchaka : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker

[issue25828] PyCode_Optimize() (peephole optimizer) doesn't handle KeyboardInterrupt correctly

Serhiy Storchaka added the comment: I can reproduce a crash in 3.5, but not in 3.6. Seems it was fixed in issue30416. -- ___ Python tracker

[issue24565] the f_lineno getter is broken

Xavier de Gaye added the comment: I will work on it shortly. -- ___ Python tracker ___

[issue25782] CPython hangs on error __context__ set to the error itself

Serhiy Storchaka added the comment: What should we do with this issue? Does it need opening a topic on Python-Dev? -- ___ Python tracker

[issue28962] Crash when throwing an exception with a malicious __hash__ override

Change by Serhiy Storchaka : -- versions: -Python 3.3 ___ Python tracker ___

[issue28962] Crash when throwing an exception with a malicious __hash__ override

Serhiy Storchaka added the comment: Seems it was fixed somewhere between 3.6.3 and 3.6.5+. Traceback (most recent call last): File "baderror.py", line 10, in raise e from e __main__.BadError 3.5 is now in security-only fixes stage, and this doesn't look

[issue26286] dis module: coroutine opcode documentation clarity

Serhiy Storchaka added the comment: (2) is already fixed. SETUP_ASYNC_WITH talks about the same frame blocks as pushed by SETUP_FINALLY, SETUP_EXCEPT, SETUP_LOOP and popped by POP_BLOCK. But unlike to SETUP_FINALLY it pushes a frame block pointing below TOS. This

[issue33119] python sys.argv argument parsing not clear

New submission from Jonathan Huot : Executing python modules with -m can lead to weird sys.argv parsing. "Argument parsing" section at https://docs.python.org/3.8/tutorial/interpreter.html#argument-passing mention : - When -m module is used, sys.argv[0] is

[issue25836] Documentation of MAKE_FUNCTION/MAKE_CLOSURE_EXTENDED_ARG is misleading

Serhiy Storchaka added the comment: MAKE_FUNCTION was changed in 3.6, and its documentation was changed accordingly. 3.5 is now in security-only fixes stage. -- nosy: +serhiy.storchaka resolution: -> out of date stage: -> resolved status: open -> closed

[issue24565] the f_lineno getter is broken

Serhiy Storchaka added the comment: Could you please convert your patches to a PR Xavier? -- nosy: +serhiy.storchaka ___ Python tracker

[issue13677] correct docstring for builtin compile

Change by Serhiy Storchaka : -- versions: +Python 3.6, Python 3.7, Python 3.8 -Python 3.2, Python 3.3 ___ Python tracker

[issue4819] Misc/cheatsheet needs updating

Change by Serhiy Storchaka : -- status: open -> pending versions: -Python 3.2, Python 3.3 ___ Python tracker ___

[issue33118] No clean way to get notified when a Transport's write buffer empties out

New submission from Vitaly Kruglikov : There doesn't appear to be an ordained mechanism for getting notified when a Transport's (or WriteTransport's) write buffer drains to zero (i.e., all output data has been transferred to socket). I don't want to hijack

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Raymond Hettinger added the comment: Cheryl, I think you take this one. It hasn't been touched in a long time and Nofar is focused on another issue. -- assignee: Nofar Schnider -> csabella ___ Python tracker

[issue33108] Unicode char 304 in lowercase has len = 2

Serhiy Storchaka added the comment: Thank you Ma Lin. Closed as a duplicate of issue17252. -- nosy: +serhiy.storchaka resolution: -> duplicate stage: -> resolved status: open -> closed superseder: -> Latin Capital Letter I with Dot Above