old_contents: import pytest
  
  from leetcode.easy.ex0125 import InitialSolution
  
  
  @pytest.mark.parametrize("chars, expected", [
      ("A man, a plan, a canal: Panama", True),
      ("amanaplanacanalpanama", True),
      ("race a car", False),
      ("sedek uzu kedes", True),
      ("arbaabra", True),
      ("", True),
      (" ", True),
      ("l", True),
      ("fortune", False),
      ("karnmrak", False),
  ])
  def test_temp(chars: str, expected: bool):
      assert InitialSolution().isPalindrome(chars) == expected
  
new_contents: import pytest
  
  from leetcode.easy.ex0125 import InitialSolution
  
  
  @pytest.mark.parametrize("chars, expected", [
      ("A man, a plan, a canal: Panama", True),
      ("amanaplanacanalpanama", True),
      ("race a car", False),
      ("sedek uzu kedes", True),
      ("arbaabra", True),
      ("", True),
      (" ", True),
      ("l", True),
      ("fortune", False),
      ("karnmrak", False),
  ])
  def test_recognizes_palindrome(chars: str, expected: bool):
      assert InitialSolution().isPalindrome(chars) == expected
  
subject: Rename test