import blockext from blockext import * @predicate("not %b") def not_(value): return not value @command("say %s for %n secs", blocking=True) def say_for_secs(text="Hello", duration=5): import time print(text) time.sleep(duration) @command("play note %n") def play_note(note): print("DING {note}".format(note=note)) time.sleep(2) menu("pizza", ["tomato", "cheese", "hawaii"]) @reporter("colour of %m.pizza flavour pizza") def pizza_colour(pizza="tomato"): return { "tomato": "red", "cheese": "yellow", "hawaii": "orange", }[pizza] @reporter("id %s") def id(text): return text """ @predicate("true or false") def tf(): import random return random.choice((True, False)) @reporter("numify %b") def numify(value): return int(not value) @command("set light to %b") def set_light(boolean_value): print("light is {}".format("on" if boolean_value else "off")) menu("city", ["Boston", "Bournemouth", "Barcelona", "Belgium"]) @reporter("lookup weather in %m.city", blocking=True) def weather(city="Boston"): import time return "{weather} in {city}".format(city=city, weather=["sunny", "cloudy", "rainy", "snowy"][int(time.time() % 4)]) menu("motor", [1, 2, 3, "A", "B", "C"]) @command("move motor %d.motor by %n degrees", blocking=True) def move_motor(motor="A", angle=4): print "move {motor} by {angle} degrees!".format(motor=motor, angle=angle) time.sleep(1) print "..." @reporter("light sensor value") def light(): import random return random.randint(0, 100) @command("drive %n steps") def move(steps): print("." * steps) [" ", "beep", "playBeep"], [" ", "set beep volume to %n", "setVolume", 5], ["r", "beep volume", "volume"], [" ", "order %m.pizzaFlavour pizza for %m.deliverOrCollect", "orderPizza"], ["r", "colour of %m.pizzaFlavour pizza", "pizzaColour"], ["r", "random upto %n", "randomThingy"] ], "menus": { "pizzaFlavour": ["tomato", "cheese", "mozarella", "hawaiian"], "deliverOrCollect": ["delivery", "collection"] } } """ @problem def my_problem(): return "The Scratch Sensor board is not connected. Foo." @reset def my_reset(): print(""" Reset! The red stop button has been clicked, And now everything is how it was. ... (Poetry's not my strong point, you understand.) """) if __name__ == "__main__": blockext.run("Fancy Spaceship", "spaceship", 1234)