Added special-case logic to detect when a class-like symbol created b…#10562
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Added special-case logic to detect when a class-like symbol created b…#10562
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…y calling NewType is used as an actual class for assignability or member accesses. This addresses #10550.
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Diff from mypy_primer, showing the effect of this PR on open source code: sympy (https://github.com/sympy/sympy)
- ...:540:50 - error: "Set" is not iterable
- "__iter__" method not defined (reportGeneralTypeIssues)
+ ...:2542:9 - error: Method "_cdf" overrides class "SingleContinuousDistribution" in an incompatible manner
+ Return type mismatch: base method returns type "None", override returns type "ComplexInfinity | NaN | Rational | Unknown"
+ Type "ComplexInfinity | NaN | Rational | Unknown" is not assignable to type "None"
+ "ComplexInfinity" is not assignable to "None" (reportIncompatibleMethodOverride)
+ ...:2721:9 - error: Method "_cdf" overrides class "SingleContinuousDistribution" in an incompatible manner
+ Return type mismatch: base method returns type "None", override returns type "Expr | NaN | ComplexInfinity | Rational | Unknown"
+ Type "Expr | NaN | ComplexInfinity | Rational | Unknown" is not assignable to type "None"
+ "Expr" is not assignable to "None" (reportIncompatibleMethodOverride)
- ...:261:48 - error: Cannot access attribute "doit" for class "tuple[Unknown, ...]"
- Attribute "doit" is unknown (reportAttributeAccessIssue)
- ...:261:48 - error: "doit" is not a known attribute of "None" (reportOptionalMemberAccess)
- ...:268:22 - error: Argument of type "Generator[tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Basic | int | None, None, None]" cannot be assigned to parameter "iterable" of type "Iterable[_SupportsSumNoDefaultT@sum]" in function "sum"
+ ...:268:22 - error: Argument of type "Generator[Unknown | int | None, None, None]" cannot be assigned to parameter "iterable" of type "Iterable[_SupportsSumNoDefaultT@sum]" in function "sum"
- "Generator[tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Basic | int | None, None, None]" is not assignable to "Iterable[_SupportsSumNoDefaultT@sum]"
+ "Generator[Unknown | int | None, None, None]" is not assignable to "Iterable[_SupportsSumNoDefaultT@sum]"
- Type parameter "_T_co@Iterable" is covariant, but "tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Basic | int | None" is not a subtype of "_SupportsSumNoDefaultT@sum"
+ Type parameter "_T_co@Iterable" is covariant, but "Unknown | int | None" is not a subtype of "_SupportsSumNoDefaultT@sum"
- Type "tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Basic | int | None" is not assignable to type "_SupportsSumWithNoDefaultGiven"
+ Type "Unknown | int | None" is not assignable to type "_SupportsSumWithNoDefaultGiven"
- Type "tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Basic | int | None" is not assignable to type "_SupportsSumWithNoDefaultGiven"
+ Type "Unknown | int | None" is not assignable to type "_SupportsSumWithNoDefaultGiven"
- "Basic" is incompatible with protocol "_SupportsSumWithNoDefaultGiven" (reportArgumentType)
+ "None" is incompatible with protocol "_SupportsSumWithNoDefaultGiven" (reportArgumentType)
+ ...:138:17 - error: Argument of type "NaN | ComplexInfinity | Rational | Unknown | Expr" cannot be assigned to parameter "value" of type "int" in function "__setitem__"
+ Type "NaN | ComplexInfinity | Rational | Unknown | Expr" is not assignable to type "int"
+ "Expr" is not assignable to "int" (reportArgumentType)
- ...:473:25 - error: Argument of type "Expr | Lambda | Zero | One | Integral | Unknown | Probability | tuple[Unknown, ...] | Sum | NaN | Piecewise | Basic | NegativeOne | Integer | ComplexInfinity | Rational | Infinity | NegativeInfinity | Float | Number | int" cannot be assigned to parameter "args" of type "Expr | complex" in function "__new__"
- Type "Expr | Lambda | Zero | One | Integral | Unknown | Probability | tuple[Unknown, ...] | Sum | NaN | Piecewise | Basic | NegativeOne | Integer | ComplexInfinity | Rational | Infinity | NegativeInfinity | Float | Number | int" is not assignable to type "Expr | complex"
- Type "Basic" is not assignable to type "Expr | complex"
- "Basic" is not assignable to "Expr"
- "Basic" is not assignable to "complex" (reportArgumentType)
- ...:741:20 - error: "Set" is not iterable
- "__iter__" method not defined (reportGeneralTypeIssues)
- ...:1839:25 - error: Argument of type "tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Basic | Integral | Any | int | None" cannot be assigned to parameter "args" of type "Expr | complex" in function "__new__"
+ ...:1839:25 - error: Argument of type "tuple[Unknown, ...] | Unknown | Sum | Expr | Any | Add | Zero | NaN | Piecewise | Basic | Integral | int | None" cannot be assigned to parameter "args" of type "Expr | complex" in function "__new__"
- Type "tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Basic | Integral | Any | int | None" is not assignable to type "Expr | complex"
+ Type "tuple[Unknown, ...] | Unknown | Sum | Expr | Any | Add | Zero | NaN | Piecewise | Basic | Integral | int | None" is not assignable to type "Expr | complex"
- ...:1894:27 - error: Cannot access attribute "doit" for class "tuple[Unknown, ...]"
- Attribute "doit" is unknown (reportAttributeAccessIssue)
- Return type mismatch: base method returns type "Self@Basic", override returns type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | Self@Expectation | Literal[0] | None"
+ Return type mismatch: base method returns type "Self@Basic", override returns type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Add | Zero | NaN | Piecewise | Integral | Self@Expectation | Literal[0] | None"
- Type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | Expectation* | Literal[0] | None" is not assignable to type "Basic"
+ Type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Add | Zero | NaN | Piecewise | Integral | Expectation* | Literal[0] | None" is not assignable to type "Basic"
+ ...:74:9 - error: Method "doit" overrides class "Basic" in an incompatible manner
+ Return type mismatch: base method returns type "Basic", override returns type "Unknown | Any | BernoulliDistribution | Probability | Zero | One | ComplexInfinity | Expr | Float | Infinity | Integer | Lambda | NaN | NegativeInfinity | NegativeOne | Number | Piecewise | Rational | Integral | Literal[0]"
+ Type "Unknown | Any | BernoulliDistribution | Probability | Zero | One | ComplexInfinity | Expr | Float | Infinity | Integer | Lambda | NaN | NegativeInfinity | NegativeOne | Number | Piecewise | Rational | Integral | Literal[0]" is not assignable to type "Basic"
+ "Literal[0]" is not assignable to "Basic" (reportIncompatibleMethodOverride)
- ...:123:27 - error: Cannot access attribute "doit" for class "tuple[Unknown, ...]"
- Attribute "doit" is unknown (reportAttributeAccessIssue)
- Return type mismatch: base method returns type "Basic", override returns type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | Literal[0] | None"
+ Return type mismatch: base method returns type "Basic", override returns type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Add | Zero | NaN | Piecewise | Integral | Literal[0] | None"
- Type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | Literal[0] | None" is not assignable to type "Basic"
+ Type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Add | Zero | NaN | Piecewise | Integral | Literal[0] | None" is not assignable to type "Basic"
- ...:41:21 - error: Cannot access attribute "simplify" for class "tuple[Unknown, ...]"
- Attribute "simplify" is unknown (reportAttributeAccessIssue)
- ...:41:21 - error: "simplify" is not a known attribute of "None" (reportOptionalMemberAccess)
- ...:366:12 - error: Operator "-" not supported for types "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | ExpectationMatrix | Literal[0] | None" and "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | ExpectationMatrix | Literal[0] | None"
+ ...:366:12 - error: Operator "-" not supported for types "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Add | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" and "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Add | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None"
- ...:414:21 - error: Argument of type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | ExpectationMatrix | Literal[0] | None" cannot be assigned to parameter "expr" of type "Basic" in function "simplify"
+ ...:414:21 - error: Argument of type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Add | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" cannot be assigned to parameter "expr" of type "Basic" in function "simplify"
- Type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | ExpectationMatrix | Literal[0] | None" is not assignable to type "Basic"
+ Type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Add | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" is not assignable to type "Basic"
... (truncated 1925 lines) ...
strawberry (https://github.com/strawberry-graphql/strawberry)
+ ...:153:49 - error: Variable not allowed in type expression (reportInvalidTypeForm)
+ ...:154:15 - error: Variable not allowed in type expression (reportInvalidTypeForm)
- ...:158:40 - error: Cannot access attribute "pop" for class "_Any"
- Attribute "pop" is unknown (reportAttributeAccessIssue)
- ...:171:21 - error: "__setitem__" method not defined on type "_Any" (reportIndexIssue)
- ...:174:50 - error: Argument expression after ** must be a mapping with a "str" key type (reportCallIssue)
+ ...
+ ...:5:17 - error: Argument of type "type[Upload]" cannot be assigned to parameter "cls" of type "_T@scalar" in function "scalar"
+ Type "FunctionType" is not assignable to type "type"
+ "FunctionType" is not assignable to "type" (reportArgumentType)
+ ...:18:5 - error: Argument of type "type[JSON]" cannot be assigned to parameter "cls" of type "_T@scalar" in function "scalar"
+ Type "FunctionType" is not assignable to type "type"
+ "FunctionType" is not assignable to "type" (reportArgumentType)
+ ...:32:5 - error: Argument of type "type[Base16]" cannot be assigned to parameter "cls" of type "_T@scalar" in function "scalar"
+ Type "FunctionType" is not assignable to type "type"
+ "FunctionType" is not assignable to "type" (reportArgumentType)
+ ...:40:5 - error: Argument of type "type[Base32]" cannot be assigned to parameter "cls" of type "_T@scalar" in function "scalar"
+ Type "FunctionType" is not assignable to type "type"
+ "FunctionType" is not assignable to "type" (reportArgumentType)
+ ...:50:5 - error: Argument of type "type[Base64]" cannot be assigned to parameter "cls" of type "_T@scalar" in function "scalar"
+ Type "FunctionType" is not assignable to type "type"
+ "FunctionType" is not assignable to "type" (reportArgumentType)
+ ...
+ ...:808:37 - error: Argument of type "type[ID]" cannot be assigned to parameter "scalar" of type "type" in function "from_scalar"
+ "FunctionType" is not assignable to "type" (reportArgumentType)
- 378 errors, 69 warnings, 0 informations
+ 383 errors, 69 warnings, 0 informations
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…y calling NewType is used as an actual class for assignability or member accesses. This addresses #10550.