new_contents: # Tyler Witt
  # 6.27.14
  # collatz.py
  # ver 1.0
  
  # This is a python function used to analyze the Collatz algorithm.
  
  num = int(input("Enter a number: "))
  step = 0
  while num != 1:
    if num % 2 == 0:
      num = num / 2
    else:
      num = num * 3 + 1
    step = step + 1
  print(step)
  
subject: Create collatz.py