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

Refactor: merge duplicate HasTypeVars query visitors

brianschubert opened this pull request about 2 months ago

Do not include non-init fields in the synthesized `__replace__` method for dataclasses

Viicos opened this pull request about 2 months ago

Disallow `ClassVar` and `Final` qualifiers in `TypedDict` and `NamedTuple` items

brianschubert opened this issue about 2 months ago

segfault on recursive generic function class

CharlesFauman opened this issue about 2 months ago

Sync typeshed

github-actions[bot] opened this pull request about 2 months ago

Preserve block unreachablility when checking function definitions with constrained TypeVars

brianschubert opened this pull request about 2 months ago

Dataclasses, `__replace__` and LSP violations

Viicos opened this issue about 2 months ago

Inconsistent type checking between first and subsequent executions (possibly due to `SyntaxWarning: invalid escape sequence`)

bluenote10 opened this issue about 2 months ago

Show the signature of __call__ for arguments with incompatible types …

MechanicalConstruct opened this pull request about 2 months ago

[mypyc] Refactor: use new-style primitives for unary ops

JukkaL opened this pull request about 2 months ago

Move the join-based narrowing logic towards a union-based narrowing logic.

tyralla opened this pull request about 2 months ago

[mypyc] Refactor: use new-style primitives for function ops

JukkaL opened this pull request about 2 months ago

AnyStr parameter + `sys.version_info` check in function causes mypy to not realize True is bool

jwodder opened this issue about 2 months ago

[mypyc] Support unicode surrogates in string literals

JukkaL opened this pull request about 2 months ago

Type Narrowing for Dictionary Keys Not Working with Literal Types After in Check

littleswampman opened this issue about 2 months ago

Always complain about invalid varargs and varkwargs

hauntsaninja opened this pull request about 2 months ago

[stubgen] C++ signature in docstring falsely included in generated stubs

mattangus opened this issue about 2 months ago

Force List Expression to Infer Union Type of Member Types.

ay0503 opened this pull request about 2 months ago

`functools.wraps` `Any` in wrapped function

CoolCat467 opened this issue about 2 months ago

Arithmetic with type variables fails to typecheck ("Unsupported operand types")

inducer opened this issue about 2 months ago

[mypyc] Fixing index variable in for-loop with builtins.enumerate.

advait-dixit opened this pull request about 2 months ago

unexpected Incompatible types when using Union type in list

MatthieuCMira opened this issue about 2 months ago

Unsupported left operand for type * in onnxscript and opset15

tuanle0910 opened this issue about 2 months ago

Join and meet are not symmetric

hauntsaninja opened this issue about 2 months ago

Set default strict_optional state to True

hauntsaninja opened this pull request about 2 months ago

Preserve typevar default None in type alias

alexdrydew opened this pull request about 2 months ago

`type[Literal['']]` does not accept `str` as the type

sobolevn opened this issue about 2 months ago

a pretty bad bug report about a segfault, but at least I can show you the repo

glyph opened this issue about 2 months ago

Fix `TypeIs` negative narrowing of union of generics

brianschubert opened this pull request about 2 months ago

Make "deprecated" Note a standard Error, disabled by default

svalentin opened this pull request about 2 months ago

Limited inference with union of callables and assignment to a union

Viicos opened this issue about 2 months ago

Mypy is unable to detect if a builtin class supports a generic protocol. Unexpected behavior with custom classes too.

AgarwalPragy opened this issue about 2 months ago

Mypy disallows overriding a generic type attribute with a property

mmdanggg2 opened this issue about 2 months ago

Generic type aliases with TypeVar defaults infer to an incorrect type

alexdrydew opened this issue about 2 months ago

Conditional statements don't work inside a NamedTuple class body

tungol opened this issue about 2 months ago

Disallow `TypeVar` constraints parameterized by type variables

brianschubert opened this pull request about 2 months ago

TypeVar leaks out of `__init__` with self-type

A5rocks opened this issue about 2 months ago

Recursive sequence type of `Sequence[NotAString]` should not accept `str`

jorenham opened this issue about 2 months ago

Emit warning for invalid use of quoted types in union syntax

brianschubert opened this pull request about 2 months ago

Self does not work with delegation and an explicit return type

voidspace opened this issue about 2 months ago

Mypy doesn't recognize that truth value testing for sequences like `and my_list` result in a boolean type

Yazan-Sharaya opened this issue about 2 months ago

Revisit the body of a loop if the number of partial types has changed.

tyralla opened this pull request about 2 months ago

Dataclass doesn't match a protocol if a field is Callable (expected settable variable, got read-only attribute)

wodny opened this issue about 2 months ago

[mypyc] Fixing check for enum classes.

advait-dixit opened this pull request about 2 months ago

TypeError: __init__() missing required argument 'readonly_keys'

zachaysan opened this issue 2 months ago

Add support for TypedDict __extra_items__ (PEP 728)

mharding-hpe opened this issue 2 months ago

False negative: `Literal[Ellipsis]`

smurfix opened this issue 2 months ago

Disallow bare `ParamSpec` in type aliases

brianschubert opened this pull request 2 months ago

Disallow no-args generic aliases when using PEP 613 explicit aliases

brianschubert opened this pull request 2 months ago

Move long_description metadata to pyproject.toml

cdce8p opened this pull request 2 months ago

Modern Union semantic not working with union involving a DataFrame

jboehm-kobold opened this issue 2 months ago

Issue with TypeVar bound to a union and methods returning Self

slanzmich opened this issue 2 months ago

1.14 Release Tracking Issue

svalentin opened this issue 2 months ago

Regression: Crash when compiling trivial program using mypyc

JukkaL opened this issue 2 months ago

mypy failed to return correct overloaded func type when decorate func accepts more than one parameter

uriyyo opened this issue 2 months ago

Mypy fails to type check function signature after plugin pass

dibrinsofor opened this issue 2 months ago

Allow nesting of Annotated with TypedDict special forms inside TypedDicts

brianschubert opened this pull request 2 months ago

Allow TypedDict assignment of Required item to NotRequired ReadOnly item

brianschubert opened this pull request 2 months ago

Support `==`-based narrowing of Optional

tyralla opened this pull request 2 months ago

`arg-type` error duck typing a `TypedDict` with `NotRequired` field

ZeeD opened this issue 2 months ago

fix: preserve generator error context

bzoracler opened this pull request 2 months ago

Infer generic type arguments for slice expressions

brianschubert opened this pull request 2 months ago

Optimize is_unsafe_overlapping_overload_signatures for overlapping typevars case

alexdrydew opened this pull request 2 months ago

[mypyc] Loading type from imported modules.

advait-dixit opened this pull request 2 months ago

Sync typeshed

github-actions[bot] opened this pull request 2 months ago

Enable uv as an alternative to pip installation with `--install-types`

cthoyt opened this issue 2 months ago

Fix incorrect "Incompatible types in capture pattern" error for narrowed types

shenyih0ng opened this pull request 2 months ago

TypeVar bound to Never when mypy can't infer the appropriate value

fofoni opened this issue 2 months ago

mypy assumes `importlib.metadata` is implicitly imported via `importlib`?

asottile-sentry opened this issue 2 months ago

fix: refactor sem analysis of the await-not-async on generators and list comprehension

josetapadas opened this pull request 2 months ago

Installation Traceback Errors

Stevepurpose opened this issue 2 months ago

special case types.DynamicClassAttribute as property-like

tungol opened this pull request 2 months ago

Change in inference of overloads involving `Hashable` and `slice` now that `slice` is generic

AlexWaygood opened this issue 2 months ago

Fallback to stdlib json if integer exceeds 64-bit range

q0w opened this pull request 2 months ago

variance inferred oincorrectly when class has both a covariant and contravariant generic and instance attribute is assigned without a type annotation

DetachHead opened this issue 2 months ago

Move static project metadata to pyproject.toml

cdce8p opened this pull request 2 months ago

[ci] Try to fix Windows CI failures

sterliakov opened this pull request 2 months ago

ruff: enable pep8-naming rules

brianschubert opened this pull request 2 months ago

Docstrings for classes and properties for extension modules

lmbelo opened this pull request 2 months ago

Looks like this is an issue with ortools' stubs.

KowalMar opened this issue 2 months ago

Fix type inference of positional parameter in class pattern involving builtin subtype

brianschubert opened this pull request 2 months ago

Positional subpattern of a built-in type subclass with __match_args__ causes type confusion

mgedmin opened this issue 2 months ago

[chore] Remove black and ruff from test-requirements

sterliakov opened this pull request 2 months ago

Do not consider bare TypeVar not overlapping with None for reachability analysis

sterliakov opened this pull request 2 months ago

stubgen: do not include mypy generated symbols

hamdanal opened this pull request 2 months ago

[mypyc] Add lowered primitive for unsafe list get item op

JukkaL opened this pull request 2 months ago

`==`-based narrowing of `Optional`

tyralla opened this issue 2 months ago

Allow to ignore type errors per line specifically for mypy

mar10 opened this issue 2 months ago

Expression does not infer float as result type

mar10 opened this issue 2 months ago

Added checks for invalid usage of continue/break/return in except* block

coldwolverine opened this pull request 2 months ago

Daemonized mypy ignores errors on files that previously passed (cache bug)

emernic opened this issue 2 months ago

Inconsistent mypy behavior with overloaded == operator in BoundedLinearExpression

KowalMar opened this issue 2 months ago

Can't find package when using `--package` without a `py.typed` file

AAriam opened this issue 2 months ago

`IsADirectoryError` for namespace packages when using `--linecoverage-report`

AAriam opened this issue 2 months ago

Config to disallow global `# type: ignore` and force ignoring specific errors

HansAarneLiblik opened this issue 2 months ago

False positive "Statement is unreachable" when checking if typevar is None

Cnoor0171 opened this issue 3 months ago

Type error randomly raised when using a decorator and a `type: ignore` comment

Viicos opened this issue 3 months ago

await-not-async missed & false alarms with genexp and list comprehensions

jakkdl opened this issue 3 months ago

mypy doesn't flag continue/break/return in except*

jakkdl opened this issue 3 months ago

Fix [override] error with no line number when argument node has no line number

brianschubert opened this pull request 3 months ago