[3.12] gh-130163: Fix crashes related to PySys_GetObject() (GH-130503) (GH-130556) #130576
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…honGH-130503) (pythonGH-130556) The use of PySys_GetObject() and _PySys_GetAttr(), which return a borrowed reference, has been replaced by using one of the following functions, which return a strong reference and distinguish a missing attribute from an error: _PySys_GetOptionalAttr(), _PySys_GetOptionalAttrString(), _PySys_GetRequiredAttr(), and _PySys_GetRequiredAttrString(). (cherry picked from commit 0ef4ffe) (cherry picked from commit 7c1b76f) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
…thonGH-130568) (cherry picked from commit 2ab7e11)
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The use of PySys_GetObject() and _PySys_GetAttr(), which return a borrowed reference, has been replaced by using one of the following functions, which return a strong reference and distinguish a missing attribute from an error: _PySys_GetOptionalAttr(), _PySys_GetOptionalAttrString(), _PySys_GetRequiredAttr(), and _PySys_GetRequiredAttrString(). (cherry picked from commit 0ef4ffe) (cherry picked from commit 7c1b76f)
printand concurrently modifyingsys.stdout#130163