Points

import tkinter

class HandleFile:
    _fileName = ""

    def __init__(self, name):
        self._fileName = name

    def write(self, content):
        with open(self._fileName, 'w') as fp:
            fp.write(content)

class Player:
    _score = 0
    _file = 0

    def __init__(self, name):
        self._score = 0
        self._file = HandleFile(name + ".txt")

    def _set(self):
        self._file.write(str(self._score))

    def reset(self):
        self._score = 0
        self._set()

    def add(self):
        self._score = 1 + self._score
        self._set()

    def set_score(self, score):
        self._score = score
        self._set()

    def get_score(self):
        return self._score

def swapPlayers(p1, p2):
    tmp = p1.get_score()
    p1.set_score(p2.get_score())
    p2.set_score(tmp)

def addToPlayer(p):
    p.add()

def resetPlayer(p):
    p.reset()

player1 = Player('player1')
player2 = Player('player2')

top = tkinter.Tk()
#top.tk.call('wm', 'iconphoto', top._w, tkinter.PhotoImage(file='pikachu.png'))
top.winfo_toplevel().title('Streamer Points')

addP1 = tkinter.Button(top, text="Add P1", command=lambda: addToPlayer(player1))
addP2 = tkinter.Button(top, text="Add P2", command=lambda: addToPlayer(player2))

resetP1 = tkinter.Button(top, text="Reset P1", command=lambda: resetPlayer(player1))
resetP2 = tkinter.Button(top, text="Reset P2", command=lambda: resetPlayer(player2))

swap = tkinter.Button(top, text="Swap", command=lambda: swapPlayers(player1, player2))

addP1.pack()
addP2.pack()
resetP1.pack()
resetP2.pack()
swap.pack()

top.mainloop()