#NEWLINE# def view_as_png( self , dot_input_file ) : #NEWLINE# #INDENT# png_maker = Dot2PngMaker ( dot_input_file , dot = self . dot ) #NEWLINE# png_path = png_maker . get_png ( ) #NEWLINE# self . _open_png_with_viewer ( self ) #NEWLINE# return png_path