Add: Further Reading sections linking to CPython Internals

See zpoint.github.io/CPython-Internals.

Author: heikkitoivonen

README.md

@@ -95,9 +95,7 @@ uv lock --upgrade          # Update dependencies
 │   ├── implementations/        # CPython, PyPy, Jython, IronPython
 │   └── versions/               # Python version guides (3.9–3.14)
 ├── data/                       # JSON data files
-│   └── documentation_audit.json
 ├── scripts/                    # Utility scripts
-│   └── audit_documentation.py
 ├── tests/                      # Test files
 ├── .github/workflows/          # GitHub Actions CI/CD
 │   └── deploy.yml

docs/builtins/bytearray_func.md

@@ -366,3 +366,8 @@ ba[0] = 72  # O(1) - OK
 - **Python 2.x**: bytearray() available
 - **Python 3.x**: Same behavior
 - **All versions**: Mutable, unhashable
+
+## Further Reading
+
+- [CPython Internals: bytearray](https://zpoint.github.io/CPython-Internals/BasicObject/bytearray/bytearray.html) -
+  Deep dive into CPython's bytearray implementation

docs/builtins/bytes.md

@@ -216,3 +216,8 @@ parts = data.split(b" ")
 - **[Strings](str.md)** - Unicode text
 - **[Lists](list.md)** - Mutable sequences
 - **Memoryview** - Zero-copy buffer interface
+
+## Further Reading
+
+- [CPython Internals: bytes](https://zpoint.github.io/CPython-Internals/BasicObject/bytes/bytes.html) -
+  Deep dive into CPython's bytes implementation

docs/builtins/complex_func.md

@@ -397,3 +397,8 @@ c = complex.from_number(3.14)  # (3.14+0j)
 - **Python 2.x**: Complex numbers available
 - **Python 3.x**: Same behavior, integrated well
 - **All versions**: 64-bit floating-point components
+
+## Further Reading
+
+- [CPython Internals: complex](https://zpoint.github.io/CPython-Internals/BasicObject/complex/complex.html) -
+  Deep dive into CPython's complex implementation

docs/builtins/dict.md

@@ -117,3 +117,8 @@ d = {
 - **[Defaultdict](../stdlib/collections.md#defaultdict)** - Auto-default values
 - **[OrderedDict](../stdlib/collections.md#ordereddict)** - Explicit ordering (pre-3.6)
 - **[ChainMap](../stdlib/collections.md#chainmap)** - Multiple dict views
+
+## Further Reading
+
+- [CPython Internals: dict](https://zpoint.github.io/CPython-Internals/BasicObject/dict/dict.html) -
+  Deep dive into CPython's dict implementation

docs/builtins/float.md

@@ -225,3 +225,8 @@ for i in range(1000000):
 - Comparing floats with `==` directly
 - Assuming decimal representation is exact
 - Using floats for financial calculations (use `Decimal`)
+
+## Further Reading
+
+- [CPython Internals: float](https://zpoint.github.io/CPython-Internals/BasicObject/float/float.html) -
+  Deep dive into CPython's float implementation

docs/builtins/int.md

@@ -195,3 +195,8 @@ Similar performance characteristics with JIT compilation helping with:
 - **[Bool](bool.md)** - Boolean (subclass of int)
 - **Complex** - Complex numbers
 - **[Decimal](../stdlib/decimal.md)** - Arbitrary precision decimal
+
+## Further Reading
+
+- [CPython Internals: int](https://zpoint.github.io/CPython-Internals/BasicObject/long/long.html) -
+  Deep dive into CPython's int implementation

docs/builtins/list.md

@@ -97,3 +97,8 @@ Similar, but may have different resize factors based on Java arrays.
 - **[Deque](../stdlib/collections.md#deque)** - O(1) append and prepend
 - **[Array](../stdlib/array.md)** - More memory efficient for large numeric lists
 - **[Tuple](tuple.md)** - Immutable alternative
+
+## Further Reading
+
+- [CPython Internals: list](https://zpoint.github.io/CPython-Internals/BasicObject/list/list.html) -
+  Deep dive into CPython's list implementation

docs/builtins/set.md

@@ -140,3 +140,8 @@ filtered = [x for x in large_list if x not in exclusions_set]
 - **[Frozenset](index.md)** - Immutable set
 - **[Dict](dict.md)** - Mutable mapping
 - **[Deque](../stdlib/collections.md#deque)** - Ordered collection
+
+## Further Reading
+
+- [CPython Internals: set](https://zpoint.github.io/CPython-Internals/BasicObject/set/set.html) -
+  Deep dive into CPython's set implementation

docs/builtins/str.md

@@ -208,3 +208,8 @@ if pattern.match(s):  # Reuse compiled pattern
 - **[Bytes](bytes_func.md)** - Immutable byte sequence
 - **[Bytearray](bytearray_func.md)** - Mutable byte sequence
 - **[Regex (re)](../stdlib/re.md)** - Pattern matching
+
+## Further Reading
+
+- [CPython Internals: str](https://zpoint.github.io/CPython-Internals/BasicObject/str/str.html) -
+  Deep dive into CPython's str implementation