feat: Switch to parsing the TOML instead of the text file.

Author: adamreichold

.github/workflows/update.yml

@@ -1,4 +1,4 @@
-name: Update stable_abi.txt
+name: Update stable_abi.toml
 
 on:
   workflow_dispatch:
@@ -8,22 +8,26 @@ on:
 
 jobs:
   update:
-    name: Update stable_abi.txt
+    name: Update stable_abi.toml
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
-    - name: Fetch latest stable_abi.txt
+    - name: Fetch latest stable_abi.toml
       run: |
-        curl https://raw.githubusercontent.com/python/cpython/main/Misc/stable_abi.txt > stable_abi.txt
-    - name: Parse stable_abi.txt to produce python3.def
+        curl https://raw.githubusercontent.com/python/cpython/main/Misc/stable_abi.toml > stable_abi.toml
+    - name: Install Python TOML parser
       run: |
-        ./parse-stable-abi.py < stable_abi.txt > src/python3.def
+        sudo apt-get install --yes python3-pip
+        pip install tomli
+    - name: Parse stable_abi.toml to produce python3.def
+      run: |
+        ./parse-stable-abi.py < stable_abi.toml > src/python3.def
     - name: Create Pull Request
       uses: peter-evans/create-pull-request@v4
       with:
         delete-branch: true
         add-paths: |
           src/python3.def
-        title: 'Update python3.def using stable_abi.txt from the latest main'
-        commit-message: 'chore: Update python3.def using stable_abi.txt from the latest main'
-        body: 'Source: https://raw.githubusercontent.com/python/cpython/main/Misc/stable_abi.txt'
+        title: 'Update python3.def using stable_abi.toml from the latest main'
+        commit-message: 'chore: Update python3.def using stable_abi.toml from the latest main'
+        body: 'Source: https://raw.githubusercontent.com/python/cpython/main/Misc/stable_abi.toml'

README.md

@@ -75,12 +75,11 @@ PYO3_CROSS_LIB_DIR=target/python3-dll cargo build --target x86_64-pc-windows-gnu
 Maintenance
 -----------
 
-This crate embeds the `stable_abi.txt` definitions file from CPython
-in the `Misc` subdirectory.
+This crate embeds Module-Defitions based on the `stable_abi.toml` file from CPython.
 
 The upstream version of this file is located in the [CPython project][cpython]
-repository under the same path.
+repository under the path `Misc/stable_abi.toml`.
 This file should be updated for every subsequent CPython release
 (e.g. for CPython 3.12).
 
-[cpython]: https://github.com/python/cpython/blob/main/Misc/stable_abi.txt
+[cpython]: https://github.com/python/cpython/blob/main/Misc/stable_abi.toml

parse-stable-abi.py

@@ -1,27 +1,22 @@
 #!/usr/bin/env python3
-# Parses Python Stable ABI symbol definitions from the manifest in the CPython repository located at https://github.com/python/cpython/blob/main/Misc/stable_abi.txt
+# Parses Python Stable ABI symbol definitions from the manifest in the CPython repository located at https://github.com/python/cpython/blob/main/Misc/stable_abi.toml
 # and produces a definition file following the format described at https://docs.microsoft.com/en-us/cpp/build/reference/module-definition-dot-def-files.
 import sys
+import tomli
+
+stable_abi = tomli.load(sys.stdin.buffer)
 
 print("LIBRARY python3.dll")
 print("EXPORTS")
 
 count = 0
 
-for line in sys.stdin:
-    if line.startswith("function"):
-        is_data = False
-    elif line.startswith("data"):
-        is_data = True
-    else:
-        continue
-
+for function in stable_abi["function"].keys():
+    print(function)
     count += 1
-    name = line.split()[1]
 
-    if is_data:
-        print(f"{name} DATA")
-    else:
-        print(name)
+for data in stable_abi["data"].keys():
+    print(f"{data} DATA")
+    count += 1
 
-assert count >= 859
+assert count >= 861