How to build a restart def in python code example

Example: make a script run itself again python

#our code
var = input("Hi! I like cheese! Do you like cheese?").lower()
if var == "yes":
  print("That's awesome!")

# using While True
while True: # Will keep going untill told not to using 'break'
  var = input("Hi! I like cheese! Do you like cheese?").lower()
  if var == "yes":
    print("That's awesome!")