Feed the Fish - Hour of Code 2022 | Codesters Curriculum

STEP 6: In order to catch food, the fish need to be able to swim!

Click and drag Right Key into the bottom of your program.
Place your mouse in the code editor at the end of the very last line of code and press enter on your keyboard.
Then drag out Left Key. Make sure to place it at the very bottom of the code editor.
Click Run and and use the arrow keys on your keyboard to make the fish swim left or right!

To navigate the page using the TAB key, first press ESC to exit the code editor.

stage.set_background("underwater") sprite = codesters.Sprite("fish") sprite.go_to(-100, -220) stage.disable_floor() stage.set_gravity(4) sprite.set_gravity_off()

t = codesters.Teacher() func = t.find_block('def') call = t.find_function('event_key') try: lefts = t.find_function("move_left") tval3 = lefts[0][1] tval4 = t.get_indent_at_line(lefts[0][0]) except: lefts = "DNE" tval3 = "DNE" tval4 = "DNE" try: rights = t.find_function('move_right') tval5 = rights[0][1] tval6 = t.get_indent_at_line(rights[0][0]) except: rights = "DNE" tval5 = "DNE" tval6 = "DNE" try: tval7 = t.get_indent_at_line(func[0][0]) except: tval7 = -1 try: tval8 = t.get_indent_at_line(func[1][0]) except: tval8 = -1 try: right_event = t.find_text('right_key') left_event = t.find_text('left_key') except: right_event = "DNE" left_event = "DNE" t1 = TestObjective() t1.add_success(len(func) == 2, "Great job!") t1.add_failure(len(func) == 0, "Did you add the key events?") t1.add_failure(len(func) < 2 and len(func) > 0, "Did you add a left and right key event?") # t2 = TestObjective() # t2.add_success(tval7 == 0 and tval8 == 0, "Great job!") # t2.add_failure(tval7 > 0 or tval8 > 0, "The def line of a key event should NOT be indented!\nTry deleting the events and re-adding them.") t3 = TestObjective() t3.add_success(tval4 == 4, "Great job!") t3.add_failure(tval3 == "DNE", "Oops! Did you delete the .move_left() command in your event?") t3.add_failure(tval4 < 4, "Make sure your .move_left() command is indented 4 spaces in your left key event.") t3.add_failure(tval4 > 4, "Make sure your .move_left() command is indented only 4 spaces inside your left key event.") t4 = TestObjective() t4.add_success(tval6 == 4, "Great job!") t4.add_failure(tval5 == "DNE", "Oops! Did you delete the .move_right() command in your event?") t4.add_failure(tval6 < 4, "Make sure your .move_right() command is indented 4 spaces in your right key event.") t4.add_failure(tval6 > 4, "Make sure your .move_right() command is indented only 4 spaces inside your right key event.") t5 = TestObjective() t5.add_failure(len(right_event) != 2, "Oops! Do you have a right_key event handler?") t5.add_failure(len(left_event) != 2, "Oops! Do you have a left_key event handler?") tester = TestManager() tester.add_test_list([t1, t3, t4, t5]) tester.run_tests() tester.display_first_feedback()

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