Fixed bug that results in a false negative when attempting to assign … #10558
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…an IntEnum or StrEnum literal to the Literal type corresponding to its value type. This addresses #10552.
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Diff from mypy_primer, showing the effect of this PR on open source code: sympy (https://github.com/sympy/sympy)
+ ...: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"
- ...:473:25 - error: Argument of type "Expr | Lambda | Zero | One | Integral | Unknown | NegativeOne | Integer | NaN | ComplexInfinity | Rational | Infinity | NegativeInfinity | Float | Number | Probability | tuple[Unknown, ...] | Sum | Any | Piecewise | Basic | int" cannot be assigned to parameter "args" of type "Expr | complex" in function "__new__"
- Type "Expr | Lambda | Zero | One | Integral | Unknown | NegativeOne | Integer | NaN | ComplexInfinity | Rational | Infinity | NegativeInfinity | Float | Number | Probability | tuple[Unknown, ...] | Sum | Any | Piecewise | Basic | 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)
- ...:473:25 - error: Argument of type "Mul | Expr | Lambda | Zero | One | Integral | Unknown | NegativeOne | Integer | NaN | ComplexInfinity | Rational | Infinity | NegativeInfinity | Float | Number | Probability | tuple[Unknown, ...] | Sum | Any | Piecewise | Basic | int" cannot be assigned to parameter "args" of type "Expr | complex" in function "__new__"
- Type "Mul | Expr | Lambda | Zero | One | Integral | Unknown | NegativeOne | Integer | NaN | ComplexInfinity | Rational | Infinity | NegativeInfinity | Float | Number | Probability | tuple[Unknown, ...] | Sum | Any | Piecewise | Basic | int" is not assignable to type "Expr | complex"
- ...:1839:25 - error: Argument of type "tuple[Unknown, ...] | Unknown | Sum | Expr | Any | Zero | NaN | Piecewise | Basic | Integral | 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 | Zero | NaN | Piecewise | Basic | Integral | Any | int | None" cannot be assigned to parameter "args" of type "Expr | complex" in function "__new__"
- Type "tuple[Unknown, ...] | Unknown | Sum | Expr | Any | Zero | NaN | Piecewise | Basic | Integral | int | None" is not assignable to type "Expr | complex"
+ Type "tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Basic | Integral | Any | int | None" is not assignable to type "Expr | complex"
- Return type mismatch: base method returns type "Self@Basic", override returns type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | Self@Expectation | Literal[0] | None"
+ 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"
- Type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | Expectation* | Literal[0] | None" is not assignable to type "Basic"
+ Type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | Expectation* | Literal[0] | None" is not assignable to type "Basic"
- Return type mismatch: base method returns type "Basic", override returns type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | Literal[0] | None"
+ 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"
- Type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | Literal[0] | None" is not assignable to type "Basic"
+ Type "Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | Literal[0] | None" is not assignable to type "Basic"
- ...:366:12 - error: Operator "-" not supported for types "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" and "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None"
+ ...: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"
- ...:414:21 - error: Argument of type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | 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 | Zero | NaN | Piecewise | Integral | Any | 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 | Any | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" is not assignable to type "Basic"
+ Type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | ExpectationMatrix | Literal[0] | None" is not assignable to type "Basic"
- ...:1004:21 - error: Argument of type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" cannot be assigned to parameter "expr" of type "Basic" in function "simplify"
+ ...:1004:21 - 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"
- Type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" is not assignable to type "Basic"
+ Type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | ExpectationMatrix | Literal[0] | None" is not assignable to type "Basic"
- ...:1059:21 - error: Argument of type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" cannot be assigned to parameter "expr" of type "Basic" in function "simplify"
+ ...:1059:21 - 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"
- Type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" is not assignable to type "Basic"
+ Type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | ExpectationMatrix | Literal[0] | None" is not assignable to type "Basic"
- ...:1296:61 - error: Operator "**" not supported for types "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" and "Literal[2]"
+ ...:1296:61 - error: Operator "**" not supported for types "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | ExpectationMatrix | Literal[0] | None" and "Literal[2]"
- ...:1307:25 - error: Argument of type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" cannot be assigned to parameter "expr" of type "Basic" in function "simplify"
+ ...:1307:25 - 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"
- Type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Any | Zero | NaN | Piecewise | Integral | ExpectationMatrix | Literal[0] | None" is not assignable to type "Basic"
+ Type "RandomSymbol | Basic | Expectation | Expr | tuple[Unknown, ...] | Unknown | Sum | Zero | NaN | Piecewise | Integral | Any | ExpectationMatrix | Literal[0] | None" is not assignable to type "Basic"
... (truncated 478 lines) ...
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…an IntEnum or StrEnum literal to the Literal type corresponding to its value type. This addresses #10552.