text: """Lambdas are single statement functions with implicit returns.
  
  Useful in functional programming where we don't want to make code.
  """
  
  # This...
  f = lambda x: x + 1
  
  # ...is equivalent to this.
  def g(x):
      return x + 1
  
  assert f(1) == g(1), "f and g are equivalent in this example."
  
  print "f and g must have been equivalent."
  