def pour_colour_mixture(color, tray, index):
perform_operation(0.005)
tray.append((index, color + ' '))
def prepare_sandwich():
perform_operation(1)
def pour_colour_mixture(color, tray):
perform_operation(0.005)
tray.append(color + ' ')
async def prepare_milk_shake():
await perform_io_operation_async(1)
perform_operation(0.5)
def prepare_ice_cream():
perform_operation(0.5)
async def prepare_kue_lapis():
await perform_io_operation_async(2)
perform_operation(1)
def take_order(_):
print('customer {} was served at '.format(_), datetime.now())
perform_operation(1)
def prepare_milk_shake():
perform_io_operation(1)
perform_operation(0.5)
def prepare_kue_lapis():
perform_io_operation(2)
perform_operation(1)
def start_mixer():
perform_operation(1.0)
