old_contents: import pytest
  
  
  from iwant_bot import start
  
  
  def test_add():
      assert start.add_numbers(0, 0) == 0
      assert start.add_numbers(1, 1) == 2
  
new_contents: from iwant_bot import start
  
  
  def test_add():
      assert start.add_numbers(0, 0) == 0
      assert start.add_numbers(1, 1) == 2
  
subject: Remove the unused pytest import