NameError: name 'bot' is not defined

[Querote]

here is the code
import telebot
token ='7063597612:AAEXK5vls9PlCOn4fSG7QsNznK...d626mAY'
bot = telebot.TeleBot(token)
@bot.message_handler(commands=['start'])
def say_hi(message):
bot.send_message(message.chat.id, 'Привет')
bot.polling(none_stop=True, interval=0)
an error is coming out: NameError: name 'bot' is not defined