old_contents: # This program says hello and asks for my name.
  # Note: using double quotes for strings because I'm a nitpicker -
  # author admits that he uses single quotes because it is easier to type
  # and it technically doesn't matter
  
  print("Hello, world!")
  myName = input("What is your name?\n")
  print("It is good to meet you, " + myName)
  
new_contents: """Asks for name and says hello.
  
  This program says hello and asks for my name.
  
  Note:
      Using double quotes for strings because I'm a nitpicker - author admits that he uses single quotes because it is
      easier to type and it technically doesn't matter.
      Nov. 22, 2018 Update: Switching back to single quotes because a system was compromised because of `double quotes`_.
      
  
  .. _double quotes:
      https://www.gq.com/story/how-to-hack-an-election
  
  """
  print('Hello, world!')
  myName = input('What is your name?\n')
  print('It is good to meet you, ' + myName)
  
subject: Update Chapter03/hello.py added docstring and switched double quotes to single quotes