Как исправить ошибку "too many values to unpack"?

from tkinter import *
 
root = Tk()
root.geometry("400x300")
root.resizable(width=False, height=False)
 
def clearTextInput():
    vvod.delete("1.0","end")
    vivod.delete("1.0", "end")
 
def getTextInput():
    lines = vvod.count("0.0", "end", "displaylines")[0]
    result=vvod.get("1.0","end")
    def deposit(arg):
        name, money = arg
        bank[name] = bank.setdefault(name, 0) + int(money)
    def withdraw(arg):
        name, money = arg
        bank[name] = bank.setdefault(name, 0) - int(money)
    def balance(arg):
        name = arg[0]
        if name in bank:
            print(bank[name])
        else:
            print('ERROR')
    def transfer(arg):
        name_1, name_2, money = arg
        withdraw((name_1, money))
        deposit((name_2, money))
    def income(arg):
        percent = int(arg[0])
        for name, balanse in bank.items():
            if balanse > 0:
                bank[name] = bank.get(name) + balanse * percent // 100
    bank = {}
    bank_fun = {
        'DEPOSIT': deposit, 'WITHDRAW': withdraw,
        'BALANCE': balance, 'TRANSFER': transfer,
        'INCOME': income
    }
    def vivodtext():
        for _ in range(lines):
            data = result.split()
            fun_name = data[0]
            arg = data[1:]
            bank_fun[fun_name](arg)
    vivod.insert(1.0, vivodtext())
 
 
lbvvod = Label(text="Ввод команд")
lbvvod.grid(sticky=W, pady=3, padx=3)
 
lbres = Label(text="Результат")
lbres.grid(row=0, column=1, padx=5)
 
vvod = Text(root, width = 30, height = 15)
vvod.grid(row=1, column=0, columnspan=1, rowspan=3, padx=5)
 
vivod = Text(root, width = 15, height = 15)
vivod.grid(row=1, column=1, columnspan=1, rowspan=3, padx=5)
 
culc = Button(root, text="Calculate",
              command=getTextInput)
culc.grid(row=5, column=0, padx=5)
 
clear = Button(root, text="Clear",
               command=clearTextInput)
clear.grid(row=5, column=1)
 
root.mainloop()