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bpo-42990: Refactor _PyFrame_New_NoTrack() #24566

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Merged
merged 1 commit into from
Feb 18, 2021
Merged

bpo-42990: Refactor _PyFrame_New_NoTrack() #24566

merged 1 commit into from
Feb 18, 2021

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vstinner
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@vstinner vstinner commented Feb 18, 2021

  • Refactor _PyFrame_New_NoTrack() and PyFunction_NewWithQualName()
    code.
  • PyFrame_New() checks for _PyEval_BuiltinsFromGlobals() failure.
  • Fix a ref leak in _PyEval_BuiltinsFromGlobals() error path.
  • Complete PyFunction_GetModule() documentation: it returns a
    borrowed reference and it can return NULL.
  • Move _PyEval_BuiltinsFromGlobals() definition to the internal C
    API.
  • PyFunction_NewWithQualName() uses _Py_IDENTIFIER() API for the
    "name" string to make it compatible with subinterpreters.

https://bugs.python.org/issue42990

* Refactor _PyFrame_New_NoTrack() and PyFunction_NewWithQualName()
  code.
* PyFrame_New() checks for _PyEval_BuiltinsFromGlobals() failure.
* Fix a ref leak in _PyEval_BuiltinsFromGlobals() error path.
* Complete PyFunction_GetModule() documentation: it returns a
  borrowed reference and it can return NULL.
* Move _PyEval_BuiltinsFromGlobals() definition to the internal C
  API.
* PyFunction_NewWithQualName() uses _Py_IDENTIFIER() API for the
  "__name__" string to make it compatible with subinterpreters.
@vstinner
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I modified PyFunction_NewWithQualName() to hold strong references as soon as possible to ensure that objects cannot be destroyed while we compute doc, module, builtins and allocated the function object.

@vstinner vstinner merged commit 44085a3 into python:master Feb 18, 2021
@vstinner vstinner deleted the frame_refactor branch February 18, 2021 18:20
adorilson pushed a commit to adorilson/cpython that referenced this pull request Mar 13, 2021
* Refactor _PyFrame_New_NoTrack() and PyFunction_NewWithQualName()
  code.
* PyFrame_New() checks for _PyEval_BuiltinsFromGlobals() failure.
* Fix a ref leak in _PyEval_BuiltinsFromGlobals() error path.
* Complete PyFunction_GetModule() documentation: it returns a
  borrowed reference and it can return NULL.
* Move _PyEval_BuiltinsFromGlobals() definition to the internal C
  API.
* PyFunction_NewWithQualName() uses _Py_IDENTIFIER() API for the
  "__name__" string to make it compatible with subinterpreters.
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3 participants