from tkinter import *
import random

root = Tk()
root.resizable(width=False, height=False)
root.title("Название")
root.geometry("640x420+300+300")
calculated_text = Text(root,height=20, width=77)


def erase():
    calculated_text.delete('1.0', END)

def timetable():
    pass


var = IntVar()
var.set(0)
r1 = Radiobutton(root, text='', width=15, height=1, indicatoron=0, variable=var, value=0, command=timetable)
r2 = Radiobutton(root, text='', width=15, height=1, indicatoron=0, variable=var, value=1,  command=timetable)
r3 = Radiobutton(root, text='', width=15, height=1, indicatoron=0, variable=var, value=2,  command=timetable)
r4 = Radiobutton(root, text='', width=15, height=1, indicatoron=0, variable=var, value=3,  command=timetable)
r5 = Radiobutton(root, text='', width=15, height=1, indicatoron=0, variable=var, value=4,  command=timetable)
r6 = Radiobutton(root, text='', width=15, height=1, indicatoron=0, variable=var, value=5,  command=timetable)

r1.grid(row=1,column=0, padx=1, pady=5)
r2.grid(row=1,column=1, padx=1, pady=5)
r3.grid(row=1,column=2, padx=1, pady=5)
r4.grid(row=2,column=0, padx=1, pady=5)
r5.grid(row=2,column=1, padx=1, pady=5)
r6.grid(row=2,column=2, padx=1, pady=5)


day_label = Label(text="    Вдн", font="Arial 14")
day_label.grid(row=0, column=1, sticky="w")

calculated_text.grid(row=4, column=0, sticky='nsew', columnspan=3)

scrollb = Scrollbar(root, command=calculated_text.yview)
scrollb.grid(row=5, column=4, sticky='nsew')
calculated_text.configure(yscrollcommand=scrollb.set)

root.mainloop()