old_contents: """Tests for the Caeser module"""
  
  import pycipher
  
  from lantern.modules import atbash
  
  
  def _test_atbash(plaintext, *fitness_functions, top_n=1):
      ciphertext = pycipher.Atbash().encipher(plaintext, keep_punct=True)
      decryption = atbash.decrypt(ciphertext)
  
      assert decryption == plaintext.upper()
  
  
  def test_decrypt():
      """Test decryption"""
      assert atbash.decrypt("uozt{Yzybolm}") == "flag{Babylon}"
  
  
  def test_encrypt():
      """Test encrypt"""
      assert ''.join(atbash.encrypt("flag{Babylon}")) == "uozt{Yzybolm}"
  
new_contents: """Tests for the Caeser module"""
  
  from lantern.modules import atbash
  
  
  def test_decrypt():
      """Test decryption"""
      assert atbash.decrypt("uozt{Yzybolm}") == "flag{Babylon}"
  
  
  def test_encrypt():
      """Test encryption"""
      assert ''.join(atbash.encrypt("flag{Babylon}")) == "uozt{Yzybolm}"
  
subject: Remove unnecessary testing code from atbash