[issue47247] Default arguments for access 'mode' parameters in pathlib and os should display as octal literals

Eric V. Smith added the comment: I think this is a duplicate of #46782. -- nosy: +eric.smith ___ Python tracker <https://bugs.python.org/issue47247> ___ ___

[issue47237] Inheritance from base class with property in class makes them non-instantiatable

Eric V. Smith added the comment: What would dataclasses do that's different from a regular class? -- ___ Python tracker <https://bugs.python.org/issue47

[issue47237] Inheritance from base class with property in class makes them non-instantiatable

Change by Eric V. Smith : -- title: Inheritance from Protocol with property in class makes them non-instantiatable -> Inheritance from base class with property in class makes them non-instantiatable ___ Python tracker <https://bugs.pyth

[issue47237] Inheritance from Protocol with property in class makes them non-instantiatable

Eric V. Smith added the comment: Here's the error without dataclasses: -- from typing import Protocol class SomeProtocol(Protocol): @property def some_value(self) -> str: ... class SomeClass(SomeProtocol): def __init__(self, some_value): self.some_value = some_va

[issue47203] ImportError: DLL load failed while importing binascii: %1 is not a valid Win32 application.

Change by Eric V. Smith : -- components: +Windows nosy: +paul.moore, steve.dower, tim.golden, zach.ware ___ Python tracker <https://bugs.python.org/issue47

[issue47202] Feature request: Throw an error when making impossible evaluation against an empty list

Eric V. Smith added the comment: As Jelle says, this can't be a runtime Exception. At best mypy or a linter could make iterating over an known empty list (like a literal []) a warning, not an error as suggested by the OP. I sometimes "comment out" loops by doing something li

[issue46992] If use textwrap.dedent with string formatting, may get unintended sentences.

Eric V. Smith added the comment: I'm going to close this. If you have a more concrete proposal, either re-open this or bring it up on python-ideas. -- resolution: -> rejected stage: -> resolved status: pending -> closed ___ Pytho

[issue47166] Dataclass transform should ignore TypeAlias variables

Eric V. Smith added the comment: Same question as Alex: what does the TypeAlias being inside the class offer that being at module level doesn't? -- ___ Python tracker <https://bugs.python.org/issue47

[issue47145] Improve graphlib.TopologicalSort by removing the prepare step

Eric V. Smith added the comment: My personal usage of a topological sort are restricted to maybe 100 entries max, so I can't really test this in any meaningful way. That, and the project that uses it is stuck on 3.6, so I haven't switched to the graphlib version yet

[issue47155] Strange behavior on the tuple that includes list

Eric V. Smith added the comment: There's also this StackOverflow question about it: https://stackoverflow.com/questions/38344244/tuples-operator-throws-exception-but-succeeds -- resolution: -> not a bug stage: -> resolved status: open -> closed type: -&

[issue47155] Strange behavior on the tuple that includes list

Eric V. Smith added the comment: This is an FAQ: https://docs.python.org/3/faq/programming.html#why-does-a-tuple-i-item-raise-an-exception-when-the-addition-works -- nosy: +eric.smith ___ Python tracker <https://bugs.python.org/issue47

[issue47149] DatagramHandler doing DNS lookup on every log message

Eric V. Smith added the comment: > I blame the lack of standard POSIX functions for doing DNS lookups > asynchronously and in a way that provides TTL information to the client. I totally agree with that! And I agree it would be nice to have some way of doing non-blocking lookups

[issue47149] DatagramHandler doing DNS lookup on every log message

Eric V. Smith added the comment: Hmm. I'm not sure we should try to work around a bad resolver issue. What's your platform, and how did you install Python? -- ___ Python tracker <https://bugs.python.org/issue47

[issue47149] DatagramHandler doing DNS lookup on every log message

Eric V. Smith added the comment: > Do you mean expiring the IP address when the TTL is reached? Yes, that's what I mean. Isn't the resolver library smart enough to cache lookups and handle the TTL timeout by itself? -- ___ Python tracker <

[issue47149] DatagramHandler doing DNS lookup on every log message

Eric V. Smith added the comment: If you don’t look it up every time, how do you deal with DNS timeouts? -- nosy: +eric.smith ___ Python tracker <https://bugs.python.org/issue47

[issue39971] [doc] Error in functional how-to example

Change by Eric V. Smith : -- nosy: +rhettinger ___ Python tracker <https://bugs.python.org/issue39971> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue31140] Insufficient error message with incorrect formated string literal

Eric V. Smith added the comment: Yes, they should update Python. A lot of work went in to fixing these issues, and won't be backported. -- resolution: -> out of date stage: needs patch -> resolved status: open -> closed ___ Python tracke

[issue47137] MemoryError in codeop.compile_command

Change by Eric V. Smith : -- resolution: -> wont fix stage: -> resolved status: open -> closed ___ Python tracker <https://bugs.python.org/issue47137> ___ ___

[issue47129] Improve errors messages in f-string syntax errors

Eric V. Smith added the comment: Thanks, @macgors! -- resolution: -> fixed stage: patch review -> resolved status: open -> closed type: -> behavior ___ Python tracker <https://bugs.python

[issue47129] Improve errors messages in f-string syntax errors

Eric V. Smith added the comment: New changeset 7b44ade018cfe6f54002a3cee43e8aa415d4d635 by Maciej Górski in branch 'main': bpo-47129: Add more informative messages to f-string syntax errors (32127) https://github.com/python/cpython/commit/7b44ade018cfe6f54002a3cee43e8aa415d4d635

[issue47137] MemoryError in codeop.compile_command

Change by Eric V. Smith : -- nosy: +pablogsal title: MemoryError -> MemoryError in codeop.compile_command versions: +Python 3.8 ___ Python tracker <https://bugs.python.org/issu

[issue47137] MemoryError

Eric V. Smith added the comment: A simpler reproducer is: codeop.compile_command('[' * 100) Verified I get MemoryError on cygwin PYthon 3.8.12. A length of 99 does not show a problem. On Windows 3.11.0a5+, I get: >>> codeop.compile_command('[' * 201) Traceback (most recent

[issue36643] Forward reference is not resolved by dataclasses.fields()

Eric V. Smith added the comment: I agree with Jelle here: dataclasses shouldn't be calling get_type_hints(). -- resolution: -> wont fix stage: patch review -> resolved status: open -> closed ___ Python tracker <https://bugs.python.or

[issue46992] If use textwrap.dedent with string formatting, may get unintended sentences.

Change by Eric V. Smith : -- status: open -> pending ___ Python tracker <https://bugs.python.org/issue46992> ___ ___ Python-bugs-list mailing list Unsubscrib

[issue47129] Improve errors messages in f-string syntax errors

Eric V. Smith added the comment: >From a suggestion by @Jelle on the python discord server: how about just >"f-string: expression required before '!'"? -- ___ Python tracker <https://bugs.py

[issue47129] Improve errors messages in f-string syntax errors

Eric V. Smith added the comment: I'm not convinced this is an improvement. I don't think someone trying '!' in an f-string expression happens often enough to worry about that specific error message. And a generic "optional specifier" isn't great. If we're going to do this,

[issue47073] Solution for recursion error when comparing dataclass objects

Change by Eric V. Smith : -- assignee: -> eric.smith ___ Python tracker <https://bugs.python.org/issue47073> ___ ___ Python-bugs-list mailing list Unsubscrib

[issue46382] dataclass(slots=True) does not account for slots in base classes

Eric V. Smith added the comment: Thanks for all of your work, @ariebovenberg! -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker <https://bugs.python.or

[issue46382] dataclass(slots=True) does not account for slots in base classes

Eric V. Smith added the comment: New changeset 82e9b0bb0ac44d4942b9e01b2cdd2ca85c17e563 by Arie Bovenberg in branch 'main': bpo-46382 dataclass(slots=True) now takes inherited slots into account (GH-31980) https://github.com/python/cpython/commit/82e9b0bb0ac44d4942b9e01b2cdd2ca85c17e563

[issue47055] `issubclass` on two different subclasses of abstract base class like `os.PathLike` returns unexpected value on early versions of Py3.7 and Py3.8

Eric V. Smith added the comment: Since those releases are no longer supported, I don't think there's any place you could put this that would be seen. And we wouldn't want to put a note in a current release about a bug in a non-supported version that was fixed in another non-supported

[issue46382] dataclass(slots=True) does not account for slots in base classes

Eric V. Smith added the comment: I thought there was an existing issue that covered this, but now I can't find it. I'd prefer #2, create a separate issue. -- ___ Python tracker <https://bugs.python.org/issue46

[issue47023] re.sub shows key error on regex escape chars provided in repl param

Eric V. Smith added the comment: I agree the error message could be better. Also, "s.error('bad escape %s' % this, len(this))" should probably be "from None", since as @mrabarnett notes the KeyError is an implementation detail. -- __

[issue46382] dataclass(slots=True) does not account for slots in base classes

Eric V. Smith added the comment: I don't have a problem saying that for a class to be used as a base class for a dataclass, its __slots__ must not be an iterator that's been exhausted. That doesn't seem like a very onerous requirement. I'm also not concerned about people using __slots__

[issue47023] re.sub shows key error on regex escape chars provided in repl param

Eric V. Smith added the comment: Yes, I assume that's what the OP intended, but then stumbled across the error with '\s'. In any event, I don't think there's a bug here so I'm going to close this. @siddheshsathe: if you disagree, please respond here. -- resolution: -> not a

[issue46553] typing: get_type_hints on stringified lone ClassVar raises TypeError

Eric V. Smith added the comment: Is there any reason to keep this issue open? The PR was merged. -- ___ Python tracker <https://bugs.python.org/issue46

[issue47023] re.sub shows key error on regex escape chars provided in repl param

Change by Eric V. Smith : -- status: open -> pending ___ Python tracker <https://bugs.python.org/issue47023> ___ ___ Python-bugs-list mailing list Unsubscrib

[issue46382] dataclass(slots=True) does not account for slots in base classes

Eric V. Smith added the comment: Serhiy: Could you point to some documentation on __slotnames__? I see a few references in the code to it, but it's not set on simple test class. >>> class A: ... __slots__=('a',) ... >>> A.__slotnames__ Traceback (most recent call last):

[issue47034] pickle not working correctly when custom field is directly initialized by constructors

Eric V. Smith added the comment: You're probably doing something like: parent.i = 3 instead of: parent.child.field = 0.6 In the first one, you're setting an instance attribute on parent, on the second, you're modifying an attribute of the class attribute. In any event, there's no bug

[issue47034] pickle not working correctly when custom field is directly initialized by constructors

Eric V. Smith added the comment: child is not an attribute of a Parent instance, but rather of the Parent class. So it's not going to be saved when you dump "parent", which is an instance of Parent. I'm not sure what you're doing when you create a Parent.__init__ method, but

[issue35212] Expressions with format specifiers in f-strings give wrong code position in AST

Change by Eric V. Smith : -- resolution: -> duplicate stage: patch review -> resolved status: open -> closed superseder: -> Incorrect exception highlighting for fstring format ___ Python tracker <https://bugs.python

[issue46404] 3.11a4: a small attrs regression

Eric V. Smith added the comment: @frenzy: I'm not sure what your fix would do. You could either describe it in rough terms (if you'd like a pre-PR opinion on the approach), or I'm happy to wait to see your PR. -- ___ Python tracker <ht

[issue47023] re.sub shows key error on regex escape chars provided in repl param

Eric V. Smith added the comment: Isn't '\s' covered by: " Unknown escapes of ASCII letters are reserved for future use and treated as errors" (https://docs.python.org/3/library/re.html#re.sub)? -- nosy: +eric.smith ___ Python track

[issue47025] bytes do not work on sys.path

Eric V. Smith added the comment: In case it helps anyone: On Windows 3.11.0a5+ the full traceback is: $ ./python.bat demo.py Running Debug|x64 interpreter... Traceback (most recent call last): File "...\demo.py", line 23, in sys.exit(main()) ^^ Fil

[issue47020] float('nan')==math.nan does NOT evaluate to True (as suggested by documentation).

Eric V. Smith added the comment: Jelle gives the correct reason for what you're seeing. Also note: >>> math.nan == math.nan False >>> float('nan') == float('nan') False If there's some specific part of the documentation that you think is misleading, please reopen

[issue47002] argparse - "expected one argument" when used -: in argument

Eric V. Smith added the comment: Here's a simplified reproducer: import argparse parser = argparse.ArgumentParser() parser.add_argument("-u", "--utc", choices=["-1:00"]) args = parser.parse_args() I assume this is related to argparse guessing if an argument is

[issue46992] If use textwrap.dedent with string formatting, may get unintended sentences.

Eric V. Smith added the comment: I’m sorry, I don’t understand your proposal. Please answer my question about what “x” would be equal to under your proposed change. -- ___ Python tracker <https://bugs.python.org/issue46

[issue46992] If use textwrap.dedent with string formatting, may get unintended sentences.

Eric V. Smith added the comment: What would x be equal to here: def get_something_string(): return textwrap.dedent("""\ test text2 test text3 test text4""") x = f"""\ test text1 {get_someth

[issue46992] If use textwrap.dedent with string formatting, may get unintended sentences.

Eric V. Smith added the comment: What would the presence of "<<" do? You haven't described your proposal. -- ___ Python tracker <https://bugs.py

[issue46992] If use textwrap.dedent with string formatting, may get unintended sentences.

Eric V. Smith added the comment: What is the flag you mention? What would it do? This sounds like a new feature, which can only go in to 3.11. -- nosy: +eric.smith ___ Python tracker <https://bugs.python.org/issue46

[issue44799] typing.get_type_hints() raises TypeError for a variable annotated by dataclasses.InitVar

Eric V. Smith added the comment: I agree it's not worth fixing in 3.9 and 3.10. -- ___ Python tracker <https://bugs.python.org/issue44799> ___ ___ Python-bug

[issue46974] set function for lists on numbers, sometimes sorts elements from smallest to largest, and sometimes not

Eric V. Smith added the comment: This is expected behavior. A set has no defined order. If you convert a set to a list, and you want some specific order, you'll need to sort it yourself. -- nosy: +eric.smith resolution: -> not a bug stage: -> resolved status: open -&g

[issue46972] Documentation: Reference says AssertionError is raised by `assert`, but not all AssertionErrors are.

Eric V. Smith added the comment: > I would argue that "The reference documentation for X states that it gets > raised under condition Y" generally should be understood as "this is a > guarantee that also includes the guarantee that it is not raised under other &

[issue46972] Documentation: Reference says AssertionError is raised by `assert`, but not all AssertionErrors are.

Eric V. Smith added the comment: The documentation doesn't say that assert statements are the only place AssertionError is raised, so I don't think it's incorrect. > From this, one can infer the guarantee "the -O flag will suppress > AssertionError exceptions from being raised

[issue46970] dataclass(slots=True) incompatible with __init_subclass__

Eric V. Smith added the comment: This appears to be due to dataclasses needing to create a new class in order to set __slots__. I'll look at it, but I doubt there's anything that can be done. attrs has the same issue: File "x/.local/lib/python3.8/site-packages/attr/_make.py"

[issue46957] Logger with a custom class breaks on copy

Eric V. Smith added the comment: In what way does it break? You haven't shown an error. Why are you deepcopying the logger? -- nosy: +eric.smith ___ Python tracker <https://bugs.python.org/issue46

[issue46945] Quantifier and Expanded Regex Expression Gives Different Results

Change by Eric V. Smith : -- components: +Regular Expressions -Library (Lib) nosy: +ezio.melotti, mrabarnett ___ Python tracker <https://bugs.python.org/issue46

[issue46949] Print an indication if traceback exceeds sys.tracebacklimit

Eric V. Smith added the comment: If you go with the second idea, I'd say something like f"More than {2 * tracebacklimit} additional stack frames not shown". It seems handy to know the magnitude of the problem. -- nosy: +eric.smith

[issue46941] Bug or plug not removed (The operator "is")

Eric V. Smith added the comment: As others have noted, the behavior is intentional, so I'm closing this. -- nosy: +Dennis Sweeney, Jelle Zijlstra, eric.smith resolution: -> not a bug stage: -> resolved status: open -> closed ___ Pytho

[issue46938] dataclass __post_init__ recursion

Eric V. Smith added the comment: Yeah, I've come to the conclusion that it's not so simple, either. I'm also thinking that advising to call the base __init__ is a mistake. -- ___ Python tracker <https://bugs.python.org/issue46

[issue46938] dataclass __post_init__ recursion

Eric V. Smith added the comment: I think this is a bug in the code. I'll have a PR ready shortly. But since it's a non-trivial change, I'm going to target it for 3.11 only. -- assignee: docs@python -> eric.smith versions: -Python 3.10, Python

[issue46461] Kodi crashing

Eric V. Smith added the comment: I don’t have Ubuntu to test on. Plus the steps to reproduce are too much for the average volunteer to work through. I don’t think we’ll be able to help. -- ___ Python tracker <https://bugs.python.org/issue46

[issue46061] GCState *gcstate = get_gc_state() gives fatal error in Python 3.10.2

Eric V. Smith added the comment: I understand. Then I'm going to close this issue, since there's nothing we can do. -- resolution: -> rejected stage: -> resolved status: open -> closed ___ Python tracker <https://bugs.python.or

[issue46061] GCState *gcstate = get_gc_state() gives fatal error in Python 3.10.2

Eric V. Smith added the comment: > I was running one python script Again: you need to show us the script that's causing this problem. I (and millions of others) run scripts all the time which do not fail in the way you describe. Unless you show us a script that causes the problem, we can

[issue46904] Python Decimal supports '#' format, C Decimal does not.

Change by Eric V. Smith : -- nosy: +mark.dickinson ___ Python tracker <https://bugs.python.org/issue46904> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue46904] Python Decimal supports '#' format, C Decimal does not.

Change by Eric V. Smith : -- nosy: +eric.smith ___ Python tracker <https://bugs.python.org/issue46904> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue46900] marshal.dumps represents the same list object differently

Eric V. Smith added the comment: >From https://github.com/python/cpython/blob/main/Python/marshal.c: 41 is: #define TYPE_SMALL_TUPLE')' The difference between 41 and 169 is 128: #define FLAG_REF'\x80' /* with a type, add obj to index */ So the differe

[issue46856] datetime.max conversion

Eric V. Smith added the comment: Probably so. You could step through the code to make sure that's what's going on. -- ___ Python tracker <https://bugs.python.org/issue46

[issue46856] datetime.max conversion

Eric V. Smith added the comment: Please show us how they fail. -- nosy: +eric.smith ___ Python tracker <https://bugs.python.org/issue46856> ___ ___ Python-bug

[issue46757] dataclasses should define an empty __post_init__

Eric V. Smith added the comment: New changeset 288af845a32fd2a92e3b49738faf8f2de6a7bf7c by Eric V. Smith in branch 'main': bpo-46757: Add a test to verify dataclass's __post_init__ isn't being automatically added. (GH-31523) https://github.com/python/cpython/commit

[issue46757] dataclasses should define an empty __post_init__

Eric V. Smith added the comment: I'm adding a test that mimic's Raymond's example of the proposed addition being a breaking change. This way, if we ever decide to actually add this feature, we'll break this test. If we do decide to continue and make the change anyway, at least we'll do so

[issue46757] dataclasses should define an empty __post_init__

Change by Eric V. Smith : -- pull_requests: +29650 pull_request: https://github.com/python/cpython/pull/31523 ___ Python tracker <https://bugs.python.org/issue46

[issue46757] dataclasses should define an empty __post_init__

Eric V. Smith added the comment: I'm going to close this issue. As Raymond says, it's a breaking change, and the workaround is easy enough. -- resolution: -> rejected stage: patch review -> resolved status: open -> closed ___ Pytho

[issue46757] dataclasses should define an empty __post_init__

Change by Eric V. Smith : -- assignee: -> eric.smith ___ Python tracker <https://bugs.python.org/issue46757> ___ ___ Python-bugs-list mailing list Unsubscrib

[issue46757] dataclasses should define an empty __post_init__

Eric V. Smith added the comment: The fact that it's never been needed in the years that dataclasses and attrs have existed tell me it's kind of a niche requirement. This does not seem like the ugliest code I've ever seen: if hasattr(super(), "__post_init__"):

[issue46757] dataclasses should define an empty __post_init__

Eric V. Smith added the comment: I'm not crazy about adding a method to every dataclass just for the 0.1% of the times it's needed. I think using hasattr or catching the exception is a better way to go. -- ___ Python tracker <ht

[issue46792] Indentation not preserved with ruamel.yaml.round_trip_dump

Change by Eric V. Smith : -- title: Indentation now preserved with ruamel.yaml.round_trip_dump -> Indentation not preserved with ruamel.yaml.round_trip_dump ___ Python tracker <https://bugs.python.org/issu

[issue46792] Indentation now preserved with ruamel.yaml.round_trip_dump

Eric V. Smith added the comment: This looks like an issue with ruamel.yaml, which is a third party package. You should report it to them. Good luck! -- nosy: +eric.smith ___ Python tracker <https://bugs.python.org/issue46

[issue45559] pprint tests do not test pprint.pprint()

Eric V. Smith added the comment: Sure, have a go at it! Any testing of pprint.pprint() would be an improvement, but ideally all options should be tested. It would probably be worthwhile to restructure the tests to run both pformat and pprint tests from the same logic, so that we only need

[issue46762] assertion failure in f-string parsing Parser/string_parser.c

Eric V. Smith added the comment: New changeset ffd9f8ff84ed53c956b16d027f7d2926ea631051 by Eric V. Smith in branch 'main': bpo-46762: Fix an assert failure in f-strings where > or < is the last character if the f-string is missing a trailing right brace. (#31365) https://github.com/

[issue46762] assertion failure in f-string parsing Parser/string_parser.c

Change by Eric V. Smith : -- keywords: +patch pull_requests: +29515 stage: -> patch review pull_request: https://github.com/python/cpython/pull/31365 ___ Python tracker <https://bugs.python.org/issu

[issue46762] assertion failure in f-string parsing Parser/string_parser.c

Eric V. Smith added the comment: Good catch! I'll have a patch tonight. -- ___ Python tracker <https://bugs.python.org/issue46762> ___ ___ Python-bugs-list m

[issue46751] Windows-style path is not recognized under cygwin

Eric V. Smith added the comment: >:) Citing myself: >> Trying this *bash* command line: Oops, sorry for missing that. As for 3.9: it's not available through the 64 bit installer (at least, I don't see it there). I'll look and see what's involved in installing it. Are you runni

[issue46751] Windows-style path is not recognized under cygwin

Eric V. Smith added the comment: Are you running from bash (or another cygwin shell), or from cmd.exe, or something else? How did you install the version of python you're executing in the examples you provided? To my knowledge, cygwin's installer doesn't have a 3.9 available. I don't see

[issue46735] gettext.translations crashes when locale is unset

Change by Eric V. Smith : -- components: +Library (Lib) -Parser type: crash -> behavior ___ Python tracker <https://bugs.python.org/issue46735> ___ ___ Python-

[issue46739] dataclasses __eq__ isn't logical

Change by Eric V. Smith : -- assignee: -> eric.smith ___ Python tracker <https://bugs.python.org/issue46739> ___ ___ Python-bugs-list mailing list Unsubscrib

[issue46739] dataclasses __eq__ isn't logical

Eric V. Smith added the comment: I agree with Mark. It's identical to: >>> () == () True As for the non-dataclass version, that's a normal object identity comparison if no __eq__ is defined: https://docs.python.org/3/reference/datamodel.html#object.__eq__ , third

[issue46701] cannot use typographical quotation marks in bug description

Eric V. Smith added the comment: Please report bug tracker bugs at https://github.com/python/bugs.python.org Although to be honest I doubt this will be fixed, since we're moving to Github issues. -- nosy: +eric.smith resolution: -> third party stage: -> resolved status

[issue46693] dataclass generated __str__ does not use overridden member __str__

Eric V. Smith added the comment: I'll close it. -- resolution: -> not a bug stage: -> resolved status: open -> closed ___ Python tracker <https://bugs.python.or

[issue43532] Add keyword-only fields to dataclasses

Eric V. Smith added the comment: Thanks, Henry Schreiner! -- stage: patch review -> resolved status: open -> closed ___ Python tracker <https://bugs.python.org/i

[issue46693] dataclass generated __str__ does not use overridden member __str__

Eric V. Smith added the comment: I believe dataclasses uses repr() of the members, not str(). Can you try using specifying __repr__ in Teacup? Just __repr__ = __str__ should work. -- nosy: +eric.smith ___ Python tracker <https://bugs.python.

[issue46693] dataclass generated __str__ does not use overridden member __str__

Change by Eric V. Smith : -- assignee: -> eric.smith ___ Python tracker <https://bugs.python.org/issue46693> ___ ___ Python-bugs-list mailing list Unsubscrib

[issue46692] match case does not support regex

Eric V. Smith added the comment: Good catch, @xtreak. I think something like the discussed (but not implemented) custom matching protocol would be required here. __match_args__ won't work, because it's a special attribute only checked on classes, not instances. Of course, I'm still not sure

[issue46692] match case does not support regex

Eric V. Smith added the comment: Looking at PEP 634, the obvious way to add support for this is to have the re.Match object specify Py_TPFLAGS_MAPPING. But I tried that, and then I get this error when using an re.Match object in a match statement: case {'one': x, 'two': y

[issue46692] match case does not support regex

Eric V. Smith added the comment: Oops, slight bug in my code. Use this: import re def f(map): print(f'input={map["one"]} {map["two"]}') match map: case {'one': x, 'two': y}: print(f"match {x} {y}") case _: print(&

[issue46692] match case does not support regex

Change by Eric V. Smith : -- components: +Interpreter Core ___ Python tracker <https://bugs.python.org/issue46692> ___ ___ Python-bugs-list mailing list Unsub

[issue46692] match case does not support regex

New submission from Eric V. Smith : You need to provide more information. Is your concern that re.match objects aren't matched like dicts are, despite looking like a mapping? import re def f(map): print(f'input={m["one"]} {m["two"]}') match map: case

[issue46683] Python 3.6.15 source tarball installs 3.6.8?

Change by Eric V. Smith : -- resolution: -> not a bug status: open -> closed ___ Python tracker <https://bugs.python.org/issue46683> ___ ___ Python-bugs-

[issue46683] Python 3.6.15 source tarball installs 3.6.8?

Eric V. Smith added the comment: Where did you get the tarball? -- nosy: +eric.smith ___ Python tracker <https://bugs.python.org/issue46683> ___ ___ Python-bug

[issue46637] Incorrect error message: "missing 1 required positional argument"

Eric V. Smith added the comment: Given this current behavior: >>> def foo(a, /, b): pass ... >>> foo() Traceback (most recent call last): File "", line 1, in TypeError: foo() missing 2 required positional arguments: 'a' and 'b' What would you suggest? I agree

[issue46637] Incorrect error message: "missing 1 required positional argument"

Eric V. Smith added the comment: I guess the technically correct term is positional-or-keyword, but that seems like too much: https://docs.python.org/3/glossary.html I think dropping "positional" doesn't increase the precision of the error message, but I'll admit I can't think o

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