#NEWLINE# def test_canny3( self ) : #NEWLINE# #INDENT# '\n        This will run the code, but what is a good test for canny?\n        ' #NEWLINE# filename = os . path . join ( pv . __path__ [ 0 ] , 'data' , 'nonface' , 'NONFACE_22.jpg' ) #NEWLINE# img = pv . Image ( filename ) #NEWLINE# out = canny ( img ) #NEWLINE# if self . show_results : #NEWLINE# #INDENT# out . show ( )