#NEWLINE# @ mail_subject . setter #NEWLINE# def mail_subject( self , subject ) : #NEWLINE# #INDENT# if ( 'mail' not in self . handler ) : #NEWLINE# #INDENT# self . handler [ 'mail' ] = { #NEWLINE# #INDENT# #NEWLINE# #UNINDENT# } #NEWLINE# #UNINDENT# self . handler [ 'mail' ] [ 'subject' ] = subject