Hockey scoreboard Client

#!/usr/bin/python
# -*- coding: utf-8 -*-
import threading, socket, json, os, time
from tkinter import *

SERVER_ADDR = '127.0.0.1', 1111  # Данные сервера

class HockeyScoreboard(Tk):
    def __init__(self, server_adr):
        super().__init__()
        self.stop = True
        self.timerTime = 0
        self.server_adr = server_adr
        self._chat_sock = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
        self._chat_sock.connect(self.server_adr)
        self._initUI()
        rcv = threading.Thread(target=self._loop_recv)
        rcv.start()
        self.update()
        self.mainloop()

    def _initUI(self):
        self.title("Хоккейное табло")
        self.configure(background='#1b191a')
        self.resizable(width=False, height=False)

        self.frameScoreboard = Frame(self, background="#1b191a")
        self.frameScoreboard.pack(fill=BOTH, padx=10, pady=(10, 10))

        # home team entry field
        self.sv_team1_name = StringVar(value="Команда 1")
        Label(self.frameScoreboard, textvariable=self.sv_team1_name, font=('Calibri', 16), fg="#ad0304", bg="black", width=10, bd=0).grid(row=0, column=0, columnspan=2)

        # guest team entry field
        self.sv_team2_name = StringVar(value="Команда 2")
        Label(self.frameScoreboard, textvariable=self.sv_team2_name, font=('Calibri', 16), fg="#ad0304", bg="black", width=10, bd=0, justify=RIGHT).grid(row=0, column=2, columnspan=2)

        # labels
        Label(self.frameScoreboard, text="Счет", fg="white", bg="#1b191a").grid(row=1, column=0)
        Label(self.frameScoreboard, text="Счет", fg="white", bg="#1b191a").grid(row=1, column=3)

        # timer
        self.frameTime = Frame(self.frameScoreboard, background="#1b191a")
        self.frameTime.grid(row=1, column=1, rowspan=2, columnspan=2)

        Label(self.frameTime, text="Время", fg="white", bg="#1b191a").pack(side=TOP, fill=X)

        self.sv_min = StringVar(value="00")
        Label(self.frameTime, textvariable=self.sv_min, font=('Calibri', 16), foreground="#ad0304", background="black", width=2, bd=0, justify=RIGHT).pack(side=LEFT, fill=Y)

        Label(self.frameTime, text=":", font=('Calibri', 16), fg="#ad0304", bg="black").pack(side=LEFT)

        self.sv_sec = StringVar(value="00")
        Label(self.frameTime, textvariable=self.sv_sec, font=('Calibri', 16), foreground="#ad0304", background="black", width=2, bd=0).pack(side=LEFT, fill=Y)

        # score labels
        self.sv_team1_score = StringVar(value="00")
        Label(self.frameScoreboard, textvariable=self.sv_team1_score, font=('Calibri', 30), fg="#ad0304", bg="black").grid(row=2, column=0)

        self.sv_team2_score = StringVar(value="00")
        Label(self.frameScoreboard, textvariable=self.sv_team2_score, font=('Calibri', 30), fg="#ad0304", bg="black").grid(row=2, column=3)

    def _loop_recv(self):
        request = b''
        while True:
            try:
                indexEndHead = request.find(b'\n')
                if indexEndHead != -1:
                    rec = request[:indexEndHead]
                    datajs = json.loads(rec.decode())
                    self.set(datajs)
                    request = request[indexEndHead+1:]
                else:
                    request += self._chat_sock.recv(1024)
            except:
                self._chat_sock.close()
                break

    def update(self):
        if not self.stop:
            deltaTime = self.timerTime - (time.time() - self.startTime)
            if deltaTime > 0:
                self.setTime(deltaTime)
            else:
                self.stop = True
                self.setTime(0)
        self.after(999, self.update)

    def setTime(self, timeInSec):
        sec, min = int(timeInSec%60), int(timeInSec//60)
        self.sv_min.set(f'{min:02d}')
        self.sv_sec.set(f'{sec:02d}')

    def set(self, data):
        if 'score' in data:
            if 'team_1' in data['score']:
                self.sv_team1_score.set(f"{data['score']['team_1']:02.0f}")
            if 'team_2' in data['score']:
                self.sv_team2_score.set(f"{data['score']['team_2']:02.0f}")

        if 'names' in data:
            if 'team_1' in data['names']:
                self.sv_team1_name.set(str(data['names']['team_1']))
            if 'team_2' in data['names']:
                self.sv_team2_name.set(str(data['names']['team_2']))

        if 'timer' in data:
            if data['timer']['work']:
                self.timerTime = data['timer']['sec']
                self.startTime = data['timer']['start']
                self.setTime(data['timer']['sec'])
            self.stop = not data['timer']['work']


def main():
    HockeyScoreboard(SERVER_ADDR)

if __name__ == '__main__':
    main()