#NEWLINE# def __init__( self , * args , **kwargs ) : #NEWLINE# #INDENT# super ( Occurrence , self ) . __init__ ( * args , ** kwargs ) #NEWLINE# if ( ( self . title is None ) and self . event_id ) : #NEWLINE# #INDENT# self . title = self . event . title #NEWLINE# #UNINDENT# if ( ( self . description is None ) and self . event_id ) : #NEWLINE# #INDENT# self . description = kwargs . event . description