letter_game.py

import os
import random
import sys

# make a list of words
words = [
  'apple',
  'banana',
  'orange',
  'coconut',
  'strawberry',
  'lime',
  'grapefruit',
  'lemon',
  'kumquat',
  'blueberry',
  'melon',
]

def clear():
  if os.name == 'nt':
     os.system('cls')
  else:
      os.system('clear')
      

def draw(bad_guesses, good_guesses, secret_word):
  clear()
    
  print('Strikes: {}/7'.format(len(bad_guesses))) 
  print('')     
  
  for letter in bad_guesses:
      print(letter, end=' ')
  print('\n\n')  
  
  for letter in bad_guesses:
      if letter in good_guesses:
          print(letter, end=" ")
      else:
        print('_', end=" ")
             
  print('')
   

    
def get_guess(bad_guesses, good_guesses):
    while True:
        guess = input("Guess a letter: ").lower()
          
        if len(guess) !=1:
            print("You can only guess a single letter!")            
        elif guess in bad_guesses or guess in good_guesses:
            print("You've already guessed that letter!")            
        elif not guess.isalpha():
            print("You can only guess letters!")            
        else:
            return guess
  
def play(done):
    clear()
    secret_word = random.choice(words)
    bad_guesses = []
    good_guesses = []
  
    while True:
        draw(bad_guesses, good_guesses, secret_word)
        guess = get_guess(bad_guesses, good_guesses)
        
        if guess in secret_word:
            good_guesses.append(guess)
            found = True
            for letter in secret_word:
              if letter not in good_guesses:
                  found = False
            if found:
                print("You win!")
                print("The secret word was {}".format(secret_word))
                done = True
        else:
            bad_guesses.append(guess)
            if len(bad_guesses) == 7:
                draw(bad_guesses, good_guesses, secret_word)
                print("You lost!")
                print("The secret word was {}".format(secret_word))
                done = True
        if done:
            play_again = input("Play again? Y/n ").lower()
            if play_again != 'n':
                return play(done=False)
            else:
                 sys.exit()

def welcome():
    start = input("Press enter/return to start or Q to quit ").lower()
    if start == 'q':
        print("Bye!")
        sys.exit()
    else:
        return True
                
print('Welcome to Letter Guess!')


done = False


while True:
    clear()
    welcome()
    play(done)