def is_letter_guessed_correctly(player_input, secret_word):
  """ check whether the (guessed_letter/ player_input) is in the secret_word

  Arguments:
    player_input (string): the player_input
    secret_word (string): the secret, random word that the player should guess

  Returns:
    boolean: True if the player_input is in the secret_word; False otherwise
  """
  
  for i in secret_word:
    if player_input == i:
      return True

  return False