# 50_letters_game.py

# 50_letters_game.py

from Tkinter import *
from random import randint
import time, string

keyLt = 0
score = 0
c = 50

def init():
    btnStart["state"] = DISABLED
    time.sleep(1)
    root.bind("<Key>", keyEntry)
    go()

def keyEntry(event):
    global keyLt, score
    oLetter = event.char.upper()

    if oLetter == keyLt:
        print("Excellent!")
        score = score + 25
    else:
        print("Whoops!")
        score = score - 1


def go():
    global keyLt, c
    tactic = list(string.ascii_uppercase)
    newLt = randint(0, len(tactic) - 1)
    keyLt = tactic[newLt]
    keyLb["text"] = keyLt

    if c:
        lbl["text"] = "Score: " + str(score)
        c-=1
        root.after(1000, go)
    else:
        keyLb.config(font=("ariel", 48))
        keyLb.place(x=50, y=100)
        keyLb["text"] = 'GAME OVER'


root = Tk()
root.geometry("500x500")

keyLb = Label(root, text="A")
keyLb.config(font=("ariel", 100))
keyLb.place(x=220, y=100)


lbl = Label(root, text="Score: 0")
lbl.config(font=("ariel", 20))
lbl.place(x=50, y=400)

btnStart = Button(root, text="START", font=25,
    height=1, width=7, command=init)
btnStart.place(x=220, y=450)

root.mainloop()