python/mypy issues and pull requests

#19932 - `TypedDict` with `total=False` and `NotRequired` still throws an error when instantiated without all fields

Issue - State: closed - Opened by jonded94 3 months ago - 4 comments
Labels: bug, topic-typed-dict, topic-error-reporting

#19732 - stubtest: incorrect runtime signature of cython `cinit` methods

Issue - State: closed - Opened by jorenham 4 months ago - 9 comments
Labels: bug, topic-stubtest, topic-error-reporting

#19365 - Inconsistent behaviour when updating a typed dict with a "subset" typeddict

Issue - State: closed - Opened by Alexandre-SCHOEPP 6 months ago - 8 comments
Labels: bug, topic-typed-dict, topic-error-reporting, topic-calls

#19289 - Mypy reports error for different argument, than the one which is actually wrong

Issue - State: closed - Opened by jan-spurny 6 months ago - 3 comments
Labels: bug, topic-error-reporting

#19257 - Missing line number error report

Issue - State: closed - Opened by eliegoudout 6 months ago - 3 comments
Labels: bug, topic-error-reporting

#18855 - Coverage not working with mypy ignores and vague errors

Issue - State: open - Opened by Lyranile 9 months ago - 4 comments
Labels: bug, topic-error-reporting

#18759 - False positive with `**kwargs` with multiple arguments

Issue - State: closed - Opened by eltoder 9 months ago - 6 comments
Labels: bug, topic-error-reporting

#18752 - False positive: Incompatible types in capture pattern (pattern captures type "Exception", variable has type <deleted>)

Issue - State: open - Opened by Krismix1 10 months ago - 1 comment
Labels: bug, topic-match-statement, topic-error-reporting

#18533 - Start propagating end columns/lines through for `type-arg` errors

Pull Request - State: closed - Opened by A5rocks 11 months ago - 3 comments
Labels: topic-error-reporting

#18531 - `type-arg` errors are over a larger node than necessary

Issue - State: closed - Opened by A5rocks 11 months ago
Labels: bug, topic-error-reporting

#18522 - incorrect end column for unreachable if statements

Issue - State: closed - Opened by A5rocks 11 months ago - 1 comment
Labels: bug, topic-error-reporting

#18517 - Missing line number for `yield from` an invalid type

Issue - State: closed - Opened by sterliakov 11 months ago
Labels: bug, topic-error-reporting

#18493 - Misleading error message when using ParamSpec with higher-order decorators and async functions

Issue - State: closed - Opened by wesleywright 11 months ago - 1 comment
Labels: bug, topic-error-reporting

#18437 - Make it possible for reveal_type() to format types in the same way as error messages

Issue - State: open - Opened by timhoffm 11 months ago
Labels: feature, topic-error-reporting

#18409 - Add threshold flag for mypy errors

Issue - State: closed - Opened by rahulpal75 12 months ago - 4 comments
Labels: feature, topic-usability, topic-configuration, topic-error-reporting

#16875 - Using numpy types conditionally gives confusing `[assignment]` error

Issue - State: closed - Opened by cebtenzzre almost 2 years ago - 3 comments
Labels: bug, topic-error-reporting

#16508 - stubtest nit: arguments vs. parameters

Issue - State: closed - Opened by srittau about 2 years ago
Labels: bug, good-first-issue, topic-stubtest, topic-error-reporting

#16490 - Errors for incorrect type on `**kwargs` should give the name of the argument

Issue - State: open - Opened by tusharsadhwani about 2 years ago - 4 comments
Labels: bug, topic-usability, topic-overloads, topic-error-reporting

#16487 - Wrong self type only reported upon call if using VarArgs

Issue - State: open - Opened by troiganto about 2 years ago
Labels: bug, topic-error-reporting

#16445 - Use * instead of Unpack[...] in messages when targeting Python 3.11 or later

Issue - State: open - Opened by JukkaL about 2 years ago - 2 comments
Labels: feature, topic-error-reporting, topic-pep-646

#16375 - (🐞) `--show-error-code-links` shows broken links with errors from plugins

Issue - State: closed - Opened by KotlinIsland about 2 years ago
Labels: bug, topic-plugins, topic-error-reporting

#16332 - Improve truncation logic for Protocol mismatches

Issue - State: open - Opened by hauntsaninja about 2 years ago - 1 comment
Labels: bug, topic-error-reporting

#16295 - (🎁) Error messages for decorator applications have a very bad UX

Issue - State: open - Opened by KotlinIsland about 2 years ago
Labels: feature, topic-error-reporting

#16287 - Improve error on starred assignment

Issue - State: closed - Opened by ad-chaos about 2 years ago - 2 comments
Labels: bug, topic-usability, good-first-issue, topic-error-reporting

#16202 - 'Maybe you forgot to use "await"?' has wrong error code

Issue - State: closed - Opened by JelleZijlstra about 2 years ago
Labels: bug, topic-error-reporting, topic-async

#16003 - `type: ignore[import-untyped]` leaves a hard-to-suppress note

Issue - State: closed - Opened by Cebtenzzre over 2 years ago - 2 comments
Labels: bug, topic-error-reporting

#15972 - (🐞) redundant union entries show in error messages

Issue - State: closed - Opened by KotlinIsland over 2 years ago - 1 comment
Labels: bug, topic-union-types, topic-error-reporting

#13966 - Bad error message for arguments between ParamSpec P.args and P.kwargs

Issue - State: closed - Opened by JonathanPlasse about 3 years ago - 3 comments
Labels: bug, topic-usability, topic-paramspec, topic-error-reporting

#13735 - mypy should warn about list invariance when method return types are incompatible with a supertype

Issue - State: open - Opened by bcj about 3 years ago
Labels: feature, diagnostics, topic-error-reporting

#13517 - (🐞) Same error reported multiple times on inner functions when `show-error-context` is enabled

Issue - State: closed - Opened by KotlinIsland over 3 years ago - 1 comment
Labels: bug, topic-error-reporting

#12785 - False positive unreachable after type:ignore (also possibly invalid erorr code)

Issue - State: closed - Opened by mortoray over 3 years ago - 3 comments
Labels: bug, topic-usability, topic-reachability, topic-type-ignore, topic-error-reporting

#12498 - dmypy: Line number disappears when invoking multiple times

Issue - State: open - Opened by intgr over 3 years ago - 3 comments
Labels: bug, topic-daemon, topic-error-reporting

#12274 - (🐞) Wrong column number for "Invalid location for ParamSpec"

Issue - State: closed - Opened by KotlinIsland almost 4 years ago - 1 comment
Labels: bug, topic-paramspec, topic-error-reporting

#12271 - (🐞) Wrong column number for `TypedDict.setdefault`

Issue - State: closed - Opened by KotlinIsland almost 4 years ago
Labels: bug, topic-typed-dict, topic-error-reporting

#12013 - Poor error message due to positional-or-keyword incompatibility

Issue - State: closed - Opened by DanielNoord almost 4 years ago - 14 comments
Labels: diagnostics, topic-error-reporting

#12012 - Improve error message when using `TypeVar` in functions

Issue - State: open - Opened by Dreamsorcerer almost 4 years ago - 4 comments
Labels: bug, topic-error-reporting

#11208 - Literal[inf] / Literal[nan]: misleading error message

Issue - State: closed - Opened by crusaderky about 4 years ago - 2 comments
Labels: bug, diagnostics, topic-error-reporting

#11059 - disable_error_code + unused type:ignore comment

Issue - State: closed - Opened by Akuli over 4 years ago
Labels: bug, topic-type-ignore, topic-error-reporting

#11033 - global comment-typed variable causes mypy failure "invalid syntax"

Issue - State: closed - Opened by jtmoon79 over 4 years ago - 6 comments
Labels: bug, priority-2-low, topic-error-reporting

#10773 - warn-unreachable behaves differently on else-return than on bare return

Issue - State: open - Opened by sirosen over 4 years ago - 6 comments
Labels: bug, topic-reachability, topic-error-reporting

#8836 - "Can only assign concrete classes to a variable of type "Type[MyProtocol]"" is hard to debug

Issue - State: open - Opened by grahamc over 5 years ago - 4 comments
Labels: bug, priority-2-low, topic-usability, topic-protocols, diagnostics, topic-error-reporting

#8776 - Incorrect Error with NamedTuple slices ?

Issue - State: closed - Opened by Carreau over 5 years ago - 4 comments
Labels: bug, topic-named-tuple, topic-error-reporting

#8737 - Confusing error message for property with @overloaded function

Issue - State: open - Opened by 3rdcycle over 5 years ago - 4 comments
Labels: priority-1-normal, topic-usability, diagnostics, topic-error-reporting, topic-descriptors

#5897 - Garbled output of reveal_type(Type[bounded TypeVar])

Issue - State: closed - Opened by AndrewUshakov about 7 years ago - 1 comment
Labels: needs discussion, topic-type-variables, topic-usability, topic-error-reporting

#4773 - Add "<function> defined here" notes to more errors

Issue - State: open - Opened by msullivan over 7 years ago - 9 comments
Labels: feature, needs discussion, topic-error-reporting

GitHub / python/mypy issues and pull requests