old_contents: from django.dispatch import Signal
  
  #: Signal fired when a new issue is posted via the API.
  issue_posted = Signal(providing_args=('request', 'issue'))
  
new_contents: from django.dispatch import Signal
  
  #: Signal fired when a new issue is posted via the API.
  issue_posted = Signal()  # Provides arguments: ('request', 'issue')
  
subject: Remove documenting argument from Signal