Traceback (most recent call last):
  File "/usr/lib/update-notifier/package-data-downloader", line 296, in <module>
    process_download_requests()
  File "/usr/lib/update-notifier/package-data-downloader", line 212, in process_download_requests
    if para.has_key('script'):
AttributeError: 'Deb822' object has no attribute 'has_key'