code: def download_file_powershell(url, target, headers={}):
      
      target = os.path.abspath(target)
  
      powershell_cmd = "$request = (new-object System.Net.WebClient);"
      for k, v in headers.items():
          powershell_cmd += "$request.headers['%s'] = '%s';" % (k, v)
      powershell_cmd += "$request.DownloadFile(%(url)r, %(target)r)" % vars()
  
      cmd = [
          'powershell',
          '-Command',
          powershell_cmd,
      ]
  
      _clean_check(cmd, target)
docs: Download the file at url to target using Powershell (which will validate
      trust). Raise an exception if the command cannot complete.