URL:
https://github.com/SSSD/sssd/pull/386
Title: #386: intg: prevent "TypeError: must be type, not classobj"
lslebodn commented:
"""
"python: Changing class declaration from old to new-style type"
sounds good to me
"""
See the full comment at
https://github.com/SSSD/sssd/pull/386#issuecomment-331868285