Add missing script

Author: znichollscr

scripts/changelog-to-release-template.py

@@ -0,0 +1,52 @@
+"""
+Extract the changes from the latest version in our CHANGELOG
+
+These can then be used in our release template.
+"""
+
+from __future__ import annotations
+
+from pathlib import Path
+
+import typer
+
+
+def main() -> None:
+    """
+    Extract the latest version changes from our CHANGELOG
+
+    They are printed to stdout
+    """
+    CHANGELOG = Path("docs") / "changelog.md"
+
+    with open(CHANGELOG) as fh:
+        changelog_raw = fh.read()
+
+    check_for_next_version = False
+    grab_notes = False
+    latest_version_notes: list[str] = []
+    for line in changelog_raw.splitlines():
+        if not check_for_next_version:
+            if line == "<!-- towncrier release notes start -->":
+                check_for_next_version = True
+
+            continue
+
+        if not grab_notes:
+            if line.startswith("## mkdocstrings-python-accessors"):
+                grab_notes = True
+
+            continue
+
+        # We are grabbing notes now
+        # If we've reached the next version's notes, break
+        if line.startswith("## mkdocstrings-python-accessors"):
+            break
+
+        latest_version_notes.append(line)
+
+    print("\n".join(latest_version_notes))
+
+
+if __name__ == "__main__":
+    typer.run(main)