fixup! Document the PEPs API

pep_sphinx_extensions/pep_zero_generator/writer.py

@@ -169,6 +169,13 @@ def write_pep0(
                 self.emit_newline()
             self.emit_newline()
 
+            self.emit_title("API")
+            self.emit_text(
+                "The `PEPS API <api/peps.json>`__ is a JSON file of metadata about "
+                "all the published PEPs. :doc:`Read more here <api/index>`."
+            )
+            self.emit_newline()
+
         # PEPs by category
         self.emit_title("Index by Category")
         meta, info, provisional, accepted, open_, finished, historical, deferred, dead = _classify_peps(peps)

peps/api/index.rst

@@ -0,0 +1,64 @@
+PEPs API
+========
+
+There is a read-only API of published PEPs available at:
+
+* https://peps.python.org/api/peps.json
+
+The structure is like:
+
+.. code-block:: json
+
+   {
+     "0": {
+       "number": 0,
+       "title": "Index of Python Enhancement Proposals (PEPs)",
+       "authors": "The PEP Editors",
+       "discussions_to": null,
+       "status": "Active",
+       "type": "Informational",
+       "topic": "",
+       "created": "13-Jul-2000",
+       "python_version": null,
+       "post_history": null,
+       "resolution": null,
+       "requires": null,
+       "replaces": null,
+       "superseded_by": null,
+       "url": "https://peps.python.org/pep-0000/"
+     },
+     "1": {
+       "number": 1,
+       "title": "PEP Purpose and Guidelines",
+       "authors": "Barry Warsaw, Jeremy Hylton, David Goodger, Alyssa Coghlan",
+       "discussions_to": null,
+       "status": "Active",
+       "type": "Process",
+       "topic": "",
+       "created": "13-Jun-2000",
+       "python_version": null,
+       "post_history": "21-Mar-2001, 29-Jul-2002, 03-May-2003, 05-May-2012, 07-Apr-2013",
+       "resolution": null,
+       "requires": null,
+       "replaces": null,
+       "superseded_by": null,
+       "url": "https://peps.python.org/pep-0001/"
+     },
+     "2": {
+       "number": 2,
+       "title": "Procedure for Adding New Modules",
+       "authors": "Brett Cannon, Martijn Faassen",
+       "discussions_to": null,
+       "status": "Active",
+       "type": "Process",
+       "topic": "",
+       "created": "07-Jul-2001",
+       "python_version": null,
+       "post_history": "07-Jul-2001, 09-Mar-2002",
+       "resolution": null,
+       "requires": null,
+       "replaces": null,
+       "superseded_by": null,
+       "url": "https://peps.python.org/pep-0002/"
+     }
+   }