python
import tkinter as tk
window = tk.Tk()
window.geometry("400x200")
python
def validate_form():
name = name_entry.get()
email = email_entry.get()
if not name:
return False
if not email:
return False
if "@" not in email or "." not in email:
return False
error_label["text"] = ""
return True
python
name_label.pack()
name_entry = tk.Entry(window)
name_entry.pack()
email_label.pack()
email_entry = tk.Entry(window)
email_entry.pack()
submit_button.pack()
error_label = tk.Label(window, text="")
error_label.pack()
window.mainloop()
