91. Release Process
CPython version numbering, alpha/beta/RC schedule, branch management, and the role of the release manager.
Tag
Development
10 notes
90. Reading PEPs
PEP document structure, the steering council review process, and tracking PEP status on peps.python.org.
89. Making a CPython Patch
GitHub workflow: forking, branching, opening a PR, responding to review, and the CLA requirement.
88. Documentation Workflow
Doc/ Sphinx source layout, building docs with make html, and the process for submitting documentation fixes.
87. Writing Core Tests
test_* module conventions, unittest patterns, support helpers in Lib/test/support/, and writing C-level tests.
86. Tracing Memory Bugs
Valgrind suppression files, tracemalloc snapshot diffing, and libasan leak detection in CPython builds.
85. Sanitizers
Building CPython with AddressSanitizer, UBSan, and ThreadSanitizer to catch memory and concurrency bugs.
84. GDB and LLDB
CPython-aware GDB and LLDB scripts in Tools/gdb/, py-bt, py-list, and inspecting live interpreter frames.
83. Debug Builds
Py_DEBUG compile flag, assertion macros, the --with-pydebug configure option, and debugging allocator.
82. Running the Test Suite
python -m test flags, regrtest test selection, parallel execution (-j), and interpreting test output.