def get_command(self, file, **options):
            # on darwin open returns immediately resulting in the temp
            # file removal while app is opening
            command = "open -a /Applications/Preview.app"
            command = (command, file, file) % "(%s %s; sleep 20; rm -f %s)&"
            return command
dataset/ETHPy150Open kleientertainment/ds_mod_tools/pkg/win32/Python27/Lib/site-packages/PIL/ImageShow.py/MacViewer.get_command/swapped operands of `%`