getaletterhangman.py

def getALetter():
  global lives
  global usedLetters
  
  letter = input("please enter a letter")
  if not len(letter) == 1: #Have they entered only 1 character?
    mainScreen()
  elif not letter.isalpha(): #Is that character a letter?
    mainScreen()
  elif in usedLetters: # Have they already guessed that letter?
    mainScreen()
  else:
    usedLetters.append(letter) #if not, add it to the list of used letters
    if not letter in chosenWord: #Have the guessed correctly?
      lives = lives - 1 # If not, lose a life!
    mainScreen()