old_contents: import os
  import subprocess
  import sys
  
  import appdirs
  
  
  def main():
      here = os.path.dirname(os.path.abspath(__file__))
      os.chdir(here)
  
      version = sys.argv[-1]
      delete = not not sys.argv[-2] == '-d'
      delete_only = not not sys.argv[-2] == '--d'
  
      try:
          subprocess.call('git -h')
          git_path = 'git'
      except:
          git_path = None
  
      # Assume Windows portable Git
      if git_path is None:
          github_dir = os.path.join(appdirs.user_data_dir(), 'GitHub')
          for d in os.listdir(github_dir):
              if d.startswith('PortableGit'):
                  git_path = os.path.join(github_dir, d, 'cmd', 'git.exe')
  
      if git_path is None:
          raise OSError('Unable to find git executable.')
  
      cmds = [
          '{0} tag -a {1} -m "Version {1}"'.format(git_path, version),
          '{} push origin {}'.format(git_path, version)
      ]
      delete_cmd = '{} tag -d {}'.format(git_path, version)
  
      if delete:
          cmds.insert(0, delete_cmd)
      elif delete_only:
          cmds = [delete_cmd]
  
      for cmd in cmds:
          subprocess.call(cmd)
  
      print(cmds)
  
  
  if __name__ == '__main__':
      main()
  
new_contents: import os
  import subprocess
  import sys
  
  import appdirs
  
  
  def main():
      here = os.path.dirname(os.path.abspath(__file__))
      os.chdir(here)
  
      version = sys.argv[-1]
      delete = not not sys.argv[-2] == '-d'
      delete_only = not not sys.argv[-2] == '--d'
  
      try:
          subprocess.call('git -h')
          git_path = 'git'
      except:
          git_path = None
  
      if git_path is None:
          raise OSError('Unable to find git executable.')
  
      cmds = [
          '{0} tag -a {1} -m "Version {1}"'.format(git_path, version),
          '{} push origin {}'.format(git_path, version)
      ]
      delete_cmd = '{} tag -d {}'.format(git_path, version)
  
      if delete:
          cmds.insert(0, delete_cmd)
      elif delete_only:
          cmds = [delete_cmd]
  
      for cmd in cmds:
          subprocess.call(cmd)
  
      print(cmds)
  
  
  if __name__ == '__main__':
      main()
  
subject: update release script