#NEWLINE# def _exclude_original_fields( self , exclude = None ) : #NEWLINE# #INDENT# if ( exclude is None ) : #NEWLINE# #INDENT# exclude = tuple ( ) #NEWLINE# #UNINDENT# if self : #NEWLINE# #INDENT# exclude_new = tuple ( exclude ) #NEWLINE# return ( exclude_new + tuple ( self . trans_opts . fields . keys ( ) ) ) #NEWLINE# #UNINDENT# return tuple ( self . trans_opts . fields . keys ( ) )