Fixed a bug that results in some additional (unnecessary) memory cons…#10569
Merged
Fixed a bug that results in some additional (unnecessary) memory cons…#10569
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…umption under certain circumstances involving reachability analysis. This change shouldn't result in any observable behavioral changes other than (theoretically) slightly less memory pressure.
Contributor
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Diff from mypy_primer, showing the effect of this PR on open source code: sympy (https://github.com/sympy/sympy)
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:140:59 - error: Cannot access attribute "tomatrix" for class "ArrayTensorProduct"
- Attribute "tomatrix" is unknown (reportAttributeAccessIssue)
- Attribute "tomatrix" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:140:59 - error: Cannot access attribute "tomatrix" for class "ArrayDiagonal"
- Attribute "tomatrix" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:140:59 - error: Cannot access attribute "tomatrix" for class "ArrayAdd"
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:157:49 - error: Argument of type "One | NDimArray | ImmutableDenseNDimArray | Unknown | Zero | ZeroArray | ArrayTensorProduct | ArrayContraction | Basic | ArrayDiagonal | ArrayAdd | PermuteDims | ImmutableSparseNDimArray* | ImmutableDenseNDimArray* | ImmutableSparseNDimArray" cannot be assigned to parameter "stop" of type "SupportsIndex" in function "__new__"
- Type "One | NDimArray | ImmutableDenseNDimArray | Unknown | Zero | ZeroArray | ArrayTensorProduct | ArrayContraction | Basic | ArrayDiagonal | ArrayAdd | PermuteDims | ImmutableSparseNDimArray* | ImmutableDenseNDimArray* | ImmutableSparseNDimArray" is not assignable to type "SupportsIndex"
+ .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:157:49 - error: Argument of type "One | NDimArray | ImmutableDenseNDimArray | Unknown | Zero | ZeroArray | ArrayContraction | Basic | PermuteDims | ArrayTensorProduct | ImmutableSparseNDimArray* | ImmutableDenseNDimArray* | ImmutableSparseNDimArray" cannot be assigned to parameter "stop" of type "SupportsIndex" in function "__new__"
+ Type "One | NDimArray | ImmutableDenseNDimArray | Unknown | Zero | ZeroArray | ArrayContraction | Basic | PermuteDims | ArrayTensorProduct | ImmutableSparseNDimArray* | ImmutableDenseNDimArray* | ImmutableSparseNDimArray" is not assignable to type "SupportsIndex"
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:311:16 - error: "__getitem__" method not defined on type "ArrayTensorProduct" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:311:16 - error: "__getitem__" method not defined on type "ArrayDiagonal" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:311:16 - error: "__getitem__" method not defined on type "ArrayAdd" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:315:16 - error: "__getitem__" method not defined on type "ArrayTensorProduct" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:315:16 - error: "__getitem__" method not defined on type "ArrayDiagonal" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:315:16 - error: "__getitem__" method not defined on type "ArrayAdd" (reportIndexIssue)
- Attribute "reshape" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:361:53 - error: Cannot access attribute "reshape" for class "ArrayDiagonal"
- .../projects/sympy/sympy/tensor/array/tests/test_arrayop.py:361:53 - error: Cannot access attribute "reshape" for class "ArrayAdd"
- Attribute "reshape" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:554:13 - error: Cannot access attribute "canon_bp" for class "Expr"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:554:13 - error: Cannot access attribute "canon_bp" for class "One"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:554:13 - error: Cannot access attribute "canon_bp" for class "Zero"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:554:13 - error: Cannot access attribute "canon_bp" for class "TensExpr"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "Expr"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "Zero"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "One"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "NegativeOne"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "Integer"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "NaN"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "ComplexInfinity"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "Rational"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "Infinity"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "NegativeInfinity"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "Float"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:558:15 - error: Cannot access attribute "canon_bp" for class "Number"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "Expr"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "One"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "NegativeOne"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "Zero"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "Integer"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "NaN"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "ComplexInfinity"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "Rational"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "Infinity"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "NegativeInfinity"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:577:13 - error: Cannot access attribute "canon_bp" for class "Float"
- Attribute "canon_bp" is unknown (reportAttributeAccessIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:1602:36 - error: "__getitem__" method not defined on type "NegativeOne" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:1602:36 - error: "__getitem__" method not defined on type "One" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:1602:36 - error: "__getitem__" method not defined on type "TensExpr" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:1608:43 - error: "__getitem__" method not defined on type "NegativeOne" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:1608:43 - error: "__getitem__" method not defined on type "One" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:1608:43 - error: "__getitem__" method not defined on type "TensExpr" (reportIndexIssue)
- .../projects/sympy/sympy/tensor/tests/test_tensor.py:1663:41 - error: Operator "*" not supported for types "Literal[2]" and "Unknown | Any | Basic | Zero | ZeroArray | ArrayTensorProduct | ArrayDiagonal | ArrayAdd | ArrayContraction | Tuple | Indexed | ImmutableDenseNDimArray | NDimArray | None"
... (truncated 33 lines) ...
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…umption under certain circumstances involving reachability analysis. This change shouldn't result in any observable behavioral changes other than (theoretically) slightly less memory pressure.