title: Write a function that takes in a list of numbers and adds one to each of the original numbers?
body: <p>#Write a function named add_one_to_all that takes in a list of numbers and adds one to each of the original numbers</p>
  <pre><code>assert add_one_to_all([0, 0, 0]) == [1, 1, 1]
  
  assert add_one_to_all([1, 2, 3]) == [2, 3, 4]
  
  assert add_one_to_all([6, 7, 8]) == [7, 8, 9]
  </code></pre>
  <p>I've tried this</p>
  <pre><code>def my_list ([x,y,z]):
    
  new_list = [x+1 for x in my_list]
  </code></pre>