class HPError$($Exception$)$:

pass

def hpMadLibs$($day$,$ name, creature$)$:

if name $!=$ "Voldemort":

print$("$It was a sunny $",$ day, $"$at Hogwarts when $",$ name, "suddenly stopped and pointed toward the lake shore."$)$

print$("\text{'}$Look over there, I think a $",$ creature, "has escaped from Hagrid's collection!$\text{'}",$ name, "shouted."$)$

else:

raise HPError

hpMadLibs$("$Tuesday$",$ "Voldemort", "hippogriff"$)$