* main: (50 commits)
  pythongh-102674: Remove _specialization_stats from Lib/opcode.py (python#102685)
  pythongh-102660: Handle m_copy Specially for the sys and builtins Modules (pythongh-102661)
  pythongh-102354: change python3 to python in docs examples (python#102696)
  pythongh-81057: Add a CI Check for New Unsupported C Global Variables (pythongh-102506)
  pythonGH-94851: check unicode consistency of static strings in debug mode (python#102684)
  pythongh-100315: clarification to `__slots__` docs. (python#102621)
  pythonGH-100227: cleanup initialization of global interned dict (python#102682)
  doc: Remove a duplicate 'versionchanged' in library/asyncio-task (pythongh-102677)
  pythongh-102013: Add PyUnstable_GC_VisitObjects (python#102014)
  pythonGH-102670: Use sumprod() to simplify, speed up, and improve accuracy of statistics functions (pythonGH-102649)
  pythongh-102627: Replace address pointing toward malicious web page (python#102630)
  pythongh-98831: Use DECREF_INPUTS() more (python#102409)
  pythongh-101659: Avoid Allocation for Shared Exceptions in the _xxsubinterpreters Module (pythongh-102659)
  pythongh-101524: Fix the ChannelID tp_name (pythongh-102655)
  pythongh-102069: Fix `__weakref__` descriptor generation for custom dataclasses (python#102075)
  pythongh-98169 dataclasses.astuple support DefaultDict (python#98170)
  pythongh-102650: Remove duplicate include directives from multiple source files (python#102651)
  pythonGH-100987: Don't cache references to the names and consts array in `_PyEval_EvalFrameDefault`. (python#102640)
  pythongh-87092: refactor assemble() to a number of separate functions, which do not need the compiler struct (python#102562)
  pythongh-102192: Replace PyErr_Fetch/Restore etc by more efficient alternatives (python#102631)
  ...

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