title: Creating a 3x3 matrix with user input numbers in python
body: <p>I am trying to create a 3*3 matrix in python but i need help for user input numbers. I hope someone can help me thank you for that.</p>
  
  <pre><code>a = [],[],[] b = [],[],[] c = [],[],[] 
  Matrix A = [a,b,c] 
  while True: 
     number=input("Please Enter Elements of Matrix A:") 
     [range(3) for i in range(3)]
  </code></pre>