title: 'none' prints for no apparent reason
body: <pre><code>print("Entre nummber 1: ")
  num1 = float(input('&gt; '))
  print("Entre opperation: ")
  op = input('&gt; ')
  print("Entre nummber 2: ")
  num2 = float(input('&gt; '))
  result = print("Your Result is:")
  
  if op == "+":
      print(num1 + num2)
      print(result)
      print("Done")
  
  elif op == '-':
      print(num1 - num2)
      print(result)
      print("Done")
  
  elif op == '/':
      print(num1 / num2)
      print(result)
      print("Done")
  
  elif op == '*':
      print(num1 * num2)
      print(result)
      print("Done")
  elif op == '**':
      print(num1 ** num2)
      print(result)
      print("Done")
  else:
      print("Entre a valid opperation")
  </code></pre>
  
  <p>I tried to make a calculator. It works fine but when at the end a 'none' pops up for no apparent reason .</p>
  
  <p>I don't know why. Any help is appreciated.</p>
  
  <p>This is the problem:
  <a href="https://i.stack.imgur.com/6Trrt.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/6Trrt.png" alt="enter image description here"></a></p>