Анкета tkinter

"""
Создайте анкету с контактными данными клиента.
Имя
Фамилия
Адрес
Телефон
Эл. почта
"""

import tkinter

def save_file():
    name = name_entry.get()
    surname = surname_entry.get()
    address = address_entry.get()
    phone = phone_entry.get()
    email = email_entry.get()

    with open("answers.txt", "a", encoding="utf-8") as file:
        file.write("-" * 15 + "\n")
        file.write(f"Имя: {name}\n")
        file.write(f"Фамилия: {surname}\n")
        file.write(f"Адрес: {address}\n")
        file.write(f"Телефон: {phone}\n")
        file.write(f"Email: {email}\n")

window = tkinter.Tk()
window.title("Анкета")
window.resizable(False, False)

name = tkinter.Label(window, text="Имя:")
surname = tkinter.Label(window, text="Фамилия:")
address = tkinter.Label(window, text="Адрес:")
phone = tkinter.Label(window, text="Телефон:")
email = tkinter.Label(window, text="Email:")

name_entry = tkinter.Entry(window)
surname_entry = tkinter.Entry(window)
address_entry = tkinter.Entry(window)
phone_entry = tkinter.Entry(window)
email_entry = tkinter.Entry(window)

send = tkinter.Button(window, text="Отправить", command=save_file)

name.grid(column=0, row=0, sticky="w")
name_entry.grid(column=1, row=0)
surname.grid(column=0, row=1, sticky="w")
surname_entry.grid(column=1, row=1)
address.grid(column=0, row=2, sticky="w")
address_entry.grid(column=1, row=2)
phone.grid(column=0, row=3, sticky="w")
phone_entry.grid(column=1, row=3)
email.grid(column=0, row=4, sticky="w")
email_entry.grid(column=1, row=4)

send.grid(row=5, columnspan=2)


window.mainloop()