#NEWLINE# def _lazy_none_clause( self , reverse_direction = False , adapt_source = None ) : #NEWLINE# #INDENT# if ( not reverse_direction ) : #NEWLINE# #INDENT# ( criterion , bind_to_col ) = ( bind_to_col . _lazywhere , self . _bind_to_col ) #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# ( criterion , bind_to_col ) = ( self . _rev_lazywhere , self . _rev_bind_to_col ) #NEWLINE# #UNINDENT# criterion = sql_util . adapt_criterion_to_null ( criterion , bind_to_col ) #NEWLINE# if adapt_source : #NEWLINE# #INDENT# criterion = adapt_source ( criterion ) #NEWLINE# #UNINDENT# return criterion