def true_wish():
# define some actors
x = TextBox("Jubba")
y = TextBox("Wubba")
f = Flame()
# turn some into a group
g = Group(x,y)
# set some starting opacities
g.opacity = 0.0
# bring out the group
g.enter()
# fade in and out at same time, while showing fire
with parallel():
# smooth takes start, end, and duration
x.opacity = smooth_to(.5,duration=2.0)
y.opacity = smooth_to(.5,duration=2.0)
# the flame can burn
with serial():
# enter the flame
f.enter()
# wait a sec to start
wait(1.0)
# burn the flame for a sec
f.burn(1.0)
# then leave
f.leave()
# Wait for keypress before continuing
pause()
# group leaves the stage
g.leave()
