new_contents: #!/usr/bin/env python
  import argparse
  import json
  import requests
  
  user = accesstoken = ''
  
  
  def main(organization, repos, version, branch, message, draft, prerelease):
      url = 'https://api.github.com/repos/{org}/{repo}/releases'
  
      for repo in repos:
          if not message:
              message = "release {}".format(version)
          if version[0] != 'v':
              version = "v{}".format(version)
  
          release = {
              "tag_name": version,
              "target_commitish": branch,
              "name": version,
              "body": message,
              "draft": draft,
              "prerelease": prerelease
          }
  
          print("create release {} on {}/{}".format(version, organization, repo))
          release = requests.post(url.format(org=organization, repo=repo,), json.dumps(release), auth=(user, accesstoken)).json()
          print("created at {}".format(release['html_url']))
  
  
  def str2bool(v):
      if v.lower() in ('yes', 'true', 't', 'y', '1'):
          return True
      elif v.lower() in ('no', 'false', 'f', 'n', '0'):
          return False
      else:
          raise argparse.ArgumentTypeError('Boolean value expected.')
  
  
  if __name__ == '__main__':
      parser = argparse.ArgumentParser()
      parser.add_argument('-u', help='Github username', required=True)
      parser.add_argument('-t', help='Github accesstoken', required=True)
      parser.add_argument('-o', help='Github organization', required=True)
      parser.add_argument('-r', help='Repositories to create milestones to', nargs='+')
      parser.add_argument('-v', help='version of the release')
      parser.add_argument('-b', help='branch on which create the tag')
      parser.add_argument('-m', help='release message')
      parser.add_argument('-d', help='create a draft release', default=False, type=str2bool, nargs='?', const=True)
      parser.add_argument('-p', help='create pre-release', default=False, type=str2bool, nargs='?', const=True)
      args = parser.parse_args()
  
      user = args.u
      accesstoken = args.t
  
      main(args.o, args.r, args.v, args.b, args.m, args.d, args.p)
  
subject: add script to create release on multiple repos