1. Orientation

What CPython is, building from source, the repository layout, reading C code, the runtime model, and the path from source code to execution.

6 items

Chapter Title
1 What CPython Is
2 Building CPython From Source
3 Repository Layout
4 Reading CPython C Code
5 The Runtime Model
6 From Source Code to Execution
Deep Reads › CPython Internals › 1. Orientation ›

1. What CPython Is

What CPython is, how it differs from other Python implementations, and why its internals are worth studying.
cpython python internals
Deep Reads › CPython Internals › 1. Orientation ›

2. Building CPython From Source

Cloning the repository, installing dependencies, running ./configure, and compiling CPython from source.
cpython python internals
Deep Reads › CPython Internals › 1. Orientation ›

3. Repository Layout

Tour of the CPython source tree: Modules/, Objects/, Python/, Parser/, Include/, and the build system.
cpython python internals
Deep Reads › CPython Internals › 1. Orientation ›

4. Reading CPython C Code

Conventions, macros, naming patterns, and header layout used throughout the CPython C codebase.
cpython python internals
Deep Reads › CPython Internals › 1. Orientation ›

5. The Runtime Model

The interpreter state, thread state, frame stack, and the runtime lifecycle from Py_Initialize to Py_Finalize.
cpython python internals
Deep Reads › CPython Internals › 1. Orientation ›

6. From Source Code to Execution

End-to-end journey of a .py file through lexing, parsing, compilation, and bytecode evaluation.
cpython python internals