v3.15.0b1
gh-144759: Fix undefined behavior from NULL pointer arithmetic in lexer (#144788)
gh-145234: Normalize decoded CR in string tokenizer (#145281)
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
gh-148157: Check for `_PyPegen_add_type_comment_to_arg` fail in `_PyPegen_name_default_pair` (#148158)
gh-131421: Fix ASDL tests (#133408)
gh-116021: Deprecate support for instantiating abstract AST nodes (#137865)
gh-140594: Fix an out of bounds read when feeding NUL byte to PyOS_StdioReadline() (#140910)
gh-145239: Accept unary plus literal pattern (#148566)
gh-135801: Add the module parameter to compile() etc (GH-139652)
gh-145376: Fix refleak & pointer type bug in uncommon code paths in Parser/ (GH-145684)
GH-145247: Use _PyTuple_FromPair in Parser and Python (#145842)
gh-102856: Initial implementation of PEP 701 (#102855)
gh-132661: Implement PEP 750 (#132662)