resize root window in tkinter code example

Example 1: hide root window tkinter

root = tk.Tk()
# Hide it with .withdraw
root.withdraw()
# To reveal it again:
root.deiconify()

Example 2: set window size tkinter

# Change window_name to the name of the window object, i.e. root
window_name.geometry("500x500")
# To ensure widgets resize:
widget_name.pack(fill="both", expand=True)