#!/usr/bin/env python3 # This script drops one or multiple versions of a release # from __future__ import print_function import json import sys from collections import OrderedDict def load_package(filename): if filename == "-": pkg = json.load(sys.stdin, object_pairs_hook=OrderedDict)['packages'][0] else: pkg = json.load(open(filename), object_pairs_hook=OrderedDict)['packages'][0] print("Loaded package {0} from {1}".format(pkg['name'], filename), file=sys.stderr) print("{0} platform(s), {1} tools".format(len(pkg['platforms']), len(pkg['tools'])), file=sys.stderr) return pkg # There's probably a lambda way of doing this, but I can't figure it out... def drop_version(todrop, obj): out = []; for o in obj: version = o['version'].encode('ascii') if version == todrop: print("Dropping version {0}".format(todrop), file=sys.stderr) else: out.append(o) return out def main(args): if len(args) < 3: print("Usage: {0}
...".format(args[0]), file=sys.stderr) return 1 pkg = load_package(args[1]) section = args[2] sub = pkg[section] for ver in args[3:]: sub = drop_version(ver, sub) pkg[section] = sub json.dump({'packages':[pkg]}, sys.stdout, indent=2) if __name__ == '__main__': sys.exit(main(sys.argv))