moment/packaging/update-metainfo-releases.py

#!/usr/bin/env python3

import html
import re
from pathlib import Path

root		  = Path(__file__).resolve().parent.parent
title_pattern = re.compile(r"## (\d+\.\d+\.\d+) \((\d{4}-\d\d-\d\d)\)")
release_lines = ["  <releases>"]

for line in (root / "docs" / "CHANGELOG.md").read_text().splitlines():
	match = title_pattern.match(line)

	if match:
		args = (html.escape(match.group(1)), html.escape(match.group(2)))
		release_lines.append('	<release version="%s" date="%s"/>' % args)

appdata	 = root / "packaging" / "moment.metainfo.xml"
in_releases = False
final_lines = []

for line in appdata.read_text().splitlines():
	if line == "  <releases>":
		in_releases = True
		final_lines += release_lines
	elif line == "  </releases>":
		in_releases = False

	if not in_releases:
		final_lines.append(line)

appdata.write_text("\n".join(final_lines))