github.com/python/mypy issues | Ecosyste.ms: OpenCollective

Type ignore comments erroneously marked as unused by dmypy

meshy opened this pull request almost 2 years ago

shutil.copyfileobj stopped working in 1.2.0

henryiii opened this issue almost 2 years ago

Typing with ClassVar[Optional[Callable]] doesn't work if the callable has arguments

karamanolev opened this issue almost 2 years ago

[mypyc] Fix native tuple unboxing

ichard26 opened this pull request almost 2 years ago

Add support for `attrs.fields`

Tinche opened this pull request almost 2 years ago

Poor interactions with staticmethod and overload/union

ksunden opened this issue almost 2 years ago

contextmanager wrapping a method using ParamSpec fails to infer correct type

AxelVoitier opened this issue almost 2 years ago

Variable inside returned lambda loses conditional type information

gwax opened this issue almost 2 years ago

"if condition is always false [redundant-expr]" false positive when variable set in a loop after the conditional

james-johnston-thumbtack opened this issue almost 2 years ago

False positive `unreachable` when variable is set and reset inside loop

adebrecht661 opened this issue almost 2 years ago

Run pyupgrade on the sources

sobolevn opened this pull request almost 2 years ago

Flag Iterable is inferred as Iterable[builtins.object] instead of the actual class name

sebdivinity opened this issue almost 2 years ago

Fix type argument inference for overloaded functions with explicit self types (Fixes #14943).

tyralla opened this pull request almost 2 years ago

Mypy hangs indefinitely trying to analyse a file with huge nested dicts

AlexWaygood opened this issue almost 2 years ago

ParamSpec + Generics doesn't work

klen opened this issue almost 2 years ago

support CI-friendly formatted output

leifwalsh opened this issue almost 2 years ago

Stubtest crashes on a stub with an overloaded method where the first overload is decorated with `@final`

AlexWaygood opened this issue almost 2 years ago

Cannot infer type argument from overloaded function with explicit self types

JukkaL opened this issue almost 2 years ago

Mypy inappropriately infers class type as _typeshed.DataclassInstance

binishkaspar opened this issue almost 2 years ago

no error when calling abstract `staticmethod`/`classmethod`

DetachHead opened this issue almost 2 years ago

MyPy not recognizing "self" type of protocol

JamesHutchison opened this issue almost 2 years ago

Support type stub generation for `staticmethod`

WeilerMarcel opened this pull request almost 2 years ago

Callback Protocol - Definition incompatible with definition in base class

mementum opened this issue almost 2 years ago

Fix some higher-order (?) ParamSpec usage

A5rocks opened this pull request almost 2 years ago

list unpacking: List or tuple expected as variadic arguments

giodall opened this issue almost 2 years ago

Value of type variable "Self" of "__new__" of "tuple" cannot be <some subclass of typing.Tuple>

robsdedude opened this issue almost 2 years ago

Update semantic analyzer for TypeVar defaults (PEP 696)

cdce8p opened this pull request almost 2 years ago

Add foundation for TypeVar defaults (PEP 696)

cdce8p opened this pull request almost 2 years ago

Support PEP 696 – Type defaults for TypeVarLikes

intgr opened this issue almost 2 years ago

When checking Pydantic derived models mypy ignores default values of parent fields

stur86 opened this issue almost 2 years ago

Add signature for dataclasses.replace

ikonst opened this pull request almost 2 years ago

Introduce `assert_transformer` to annotate functions with assertion behaviour

mahmoudajawad opened this issue almost 2 years ago

stubinfo: remove two obsolete packages

JelleZijlstra opened this pull request almost 2 years ago

Constant fold more unary and binary expressions

ichard26 opened this pull request almost 2 years ago

Fix disappearing errors when re-running dmypy check

meshy opened this pull request almost 2 years ago

Exhaustiveness checking fails on non-trivial use of pattern matching

ajasmin opened this issue almost 2 years ago

Invalid ParamSpec usage in function with added kwargs not reported as error

sterliakov opened this issue almost 2 years ago

"Type variable is invalid as target for type alias" error on new union syntax when not using `TypeAlias` type

DetachHead opened this issue almost 2 years ago

No recognition of concretized type for generic in method's self

magwas opened this issue almost 2 years ago

Generic class with ParamSpec isn't callable as far as partial is concerned

NeilGirdhar opened this issue almost 2 years ago

ParamSpec readability simplification causes weird behavior

davidhalter opened this issue almost 2 years ago

(🐞) Duplicate error when `show-error-context` is enabled

KotlinIsland opened this issue almost 2 years ago

`possibly-undefined` rule should respect exhaustive checking

sjdemartini opened this issue almost 2 years ago

False-positive "Overloaded function signatures overlap with incompatible return types"

henzef opened this issue almost 2 years ago

Allow a base class to restrict the type of subclass's inner class

intgr opened this issue almost 2 years ago

Type narrowing for dict.get("key") is not None

JakobDev opened this issue almost 2 years ago

(🐞) `overload`s that exhaust finite `Literal`s(`bool`/`Enum`) not treated as exhaustive

KotlinIsland opened this issue almost 2 years ago

Using Literal to Access TypedDict setdefault does not work properly.

RonNabuurs opened this issue almost 2 years ago

Subclassing generic class using `ParamSpec` fails depending on how base class is referenced

keosak opened this issue almost 2 years ago

False positive `safe-super` errors for properties defined in protocol classes using inheritance

nph opened this issue almost 2 years ago

[mypyc] fix IntEnum attributes not treated as final values

elbehery95 opened this pull request almost 2 years ago

Allow union-attr for None within try-except blocks that catch AttributeError

berzi opened this issue almost 2 years ago

Incompatible signature using `singledispatchmethod` in a subclass

vianney-g opened this issue almost 2 years ago

Use error subcodes to differentiate import errors

hauntsaninja opened this pull request almost 2 years ago

Add support for __spec__

hauntsaninja opened this pull request almost 2 years ago

any reason why ExtendedTraverserVisitor does not set allow_interpreted_subclasses=True?

akcheung opened this issue almost 2 years ago

Narrowing and exhaustiveness errors when matching on a tuple of optionals

linabutler opened this issue almost 2 years ago

False positive Mypy can't infer an empty dicts when using in `dict.get(fallback=...)`

pavelzw opened this issue almost 2 years ago

False positive: signature incompatible with supertype if subtype has overloads

gsakkis opened this issue almost 2 years ago

misc instance check on `super` triggers despite second argument being Any

jakkdl opened this issue almost 2 years ago

Disallow item access of NotRequired TypedDict entries.

bsmedberg-xometry opened this pull request almost 2 years ago

Atomic strings

NeilGirdhar opened this issue almost 2 years ago

Enable PEP 692 Support

hmc-cs-mdrissi opened this issue almost 2 years ago

Spurious errors on the builtin open when running mypy on mypy

gmc444-b opened this issue almost 2 years ago

Invalid typing assumption over variable with list(StrEnum) on python 3.11

Nnonexistent opened this issue almost 2 years ago

stubgen: Support TypedDict alternative syntax

hamdanal opened this pull request about 2 years ago

stubgen: Support Alternative syntax of TypedDict

hamdanal opened this issue about 2 years ago

stubgen: Fix call-based namedtuple omitted from class bases

hamdanal opened this pull request about 2 years ago

Don't duplicate ParamSpec prefixes and properly substitute Paramspecs

A5rocks opened this pull request about 2 years ago

Stubgen: Instance Attributes set to `Incomplete` even though explicit declared

NielsKorschinsky opened this issue about 2 years ago

Daemon `dmypy` crashes with `disable_error_code` configuration option

LukeSavefrogs opened this issue about 2 years ago

exclude does not work when file contains invalid syntax?

pawamoy opened this issue about 2 years ago

Can't use Callable[..., T] | Callable[..., Awaitable[T]] as a function argument

patrick91 opened this issue about 2 years ago

Use information from `@overload` to better model narrowing in implementation

ngnpope opened this issue about 2 years ago

Add `--dry-run` flag to `mypy --install-types`

JakeSummers opened this issue about 2 years ago

Argument ... has incompatible type "function"; expected "Callable[[Any], None]"

Phlogistique opened this issue about 2 years ago

Accept `Ellipsis` as last argument for `Concatenate`.

randolf-scholz opened this issue about 2 years ago

overload and contextmanager doesn't work together

prousso opened this issue about 2 years ago

Cannot return `Enum` instance in `classmethod` marked as `Self`

johnthagen opened this issue about 2 years ago

dmypy: AssertionError: builtins.int crash for running a second time w/ source changes

zzzeek opened this issue about 2 years ago

`Self` as return type annotation in `overloads` raises error

uriyyo opened this issue about 2 years ago

`Self` as return type annotation in base class method breaks multi-inheritance

uriyyo opened this issue about 2 years ago

Mypy errors out for deeply nested dictionaries

hima1701 opened this issue about 2 years ago

"unresolved placeholder type None" on mypy 1.0.0

jonathanslenders opened this issue about 2 years ago

False-negative: ParamSpec.args annotating non-*args

ikonst opened this issue about 2 years ago

Cannot pass a dict[str, str] as dict[str| int, str]

philippgl opened this issue about 2 years ago

Add support for PEP 698 - override decorator

tmke8 opened this pull request about 2 years ago

sys.platform checks assigned to variables are not handled correctly

Dreamsorcerer opened this issue about 2 years ago

Conflicting stubs cause AssertionError

jorants opened this issue about 2 years ago

no error when calling `Callable` with `ParamSpec` using `Concatenate` with not enough args

DetachHead opened this issue about 2 years ago

Mypy doesn't check known keys in a TypedDict when there are unk

AnjoMan opened this issue about 2 years ago

False negative using --strict-equality and None

Tinche opened this issue about 2 years ago

Mypy rolls back to broader type after assert isinstance

Rocamonde opened this issue about 2 years ago

Better message for "Function ... could always be true"

JukkaL opened this issue about 2 years ago

Inference in the `else` block of a try-except-else

rlazarus opened this issue about 2 years ago

AssertionError: Internal error: method must be called on parsed file only

daisuke834 opened this issue about 2 years ago

Order of declarations matters, but it shouldn't

finite-state-machine opened this issue about 2 years ago

False negative: mypy ignores type error inside case that it deduces can't be reached

bkovitz opened this issue about 2 years ago

Generic and __new__ with returns to a subclass produces incorrect Union inference

Dr-Irv opened this issue about 2 years ago

False unreachable warning on match statement

delfick opened this issue about 2 years ago