Script to read MELPA package status

melpa-package-status.py

#!/usr/bin/env python3
#
# Copyright 2024 Yummy Melon Software

import os
import sys
import argparse
from subprocess import Popen, PIPE, call
import shutil
from datetime import datetime
import xml.etree.ElementTree as ET
import urllib.request


VERSION = "1.0.0"

class CommandLineParser:
    def __init__(self,
                 prog="melpa-package-status",
                 description="<description>",
                 epilog="<epilog>",
                 version=VERSION):
        self.parser = argparse.ArgumentParser(
            prog=prog,
            description=description,
            epilog=epilog
        )

        self.parser.add_argument('-o', '--output',
                                 action='store',
                                 default='-',
                                 help='output file (- for stdout)')

        self.parser.add_argument('-v', '--version',
                                 action='version',
                                 version=version,
                                 help='print version information and exit')

        self.parser.add_argument('target',
                                 action='store',
                                 help='target file')

    def run(self):
        return self.parser.parse_args()

class MelpaPackageStatus:
    def __init__(self, args):
        self.version = VERSION
        self.stdout = sys.stdout
        self.stdin = sys.stdin
        self.stderr = sys.stderr

        self.args = args

        if args.output != '-':
            outfile = open('{0}'.format(args.output), 'w')
            self.stdout = outfile

    def run(self):
        url = 'https://melpa.org/packages/{}-badge.svg'.format(self.args.target)
        contents = urllib.request.urlopen(url).read()
        root = ET.fromstring(contents)
        title = root.findall(".//")[0].text

        timestamp = title.split()[1]

        self.stdout.write('{}: {}\n'.format(self.args.target, timestamp))

        # wrap up
        if self.stdout != sys.stdout:
            self.stdout.close()

if __name__ == '__main__':
    app = MelpaPackageStatus(CommandLineParser().run())
    app.run()

Quick and dirty script to read the current status (build date) of a package on MELPA.