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Week 8/activity5.py

+from tkinter import Tk, messagebox, ttk
+from datetime import datetime
+
+class Person:
+    def __init__(self, first_name, surname, dob, gender):
+        self.first_name = first_name
+        self.surname = surname
+        self.dob = dob
+        self.gender = gender
+
+    def get_details(self):
+        return f"Name: {self.first_name} {self.surname}\nGender: {self.gender}"
+
+    def get_age(self):
+        try:
+            birth_date = datetime.strptime(self.dob, "%d/%m/%Y")
+            today = datetime.today()
+            age = today.year - birth_date.year - ((today.month, today.day) < (birth_date.month, birth_date.day))
+            return age
+        except ValueError:
+            return "Invalid date format"
+
+people = []
+
+def register():
+    first_name = first_name_entry.get()
+    surname = surname_entry.get()
+    gender = gender_var.get()
+    dob = dob_entry.get()
+
+    if not first_name or not surname or not dob or gender == "Select":
+        messagebox.showwarning("Warning", "Please fill out all fields!")
+        return
+
+    person = Person(first_name, surname, dob, gender)
+    people.append(person)
+
+    messagebox.showinfo("Registration Successful", person.get_details())
+
+def show_total_registrations():
+    messagebox.showinfo("Total Registrations", f"Total registered users: {len(people)}")
+
+def get_age_of_user():
+    first_name = first_name_entry.get()
+    surname = surname_entry.get()
+
+    for person in people:
+        if person.first_name == first_name and person.surname == surname:
+            age = person.get_age()
+            messagebox.showinfo("User Age", f"{first_name} {surname} is {age} years old.")
+            return
+
+    messagebox.showerror("Error", "User not found.")
+
+wndw = Tk()
+wndw.title("User Registration")
+wndw.geometry("400x300")
+
+frm = ttk.Frame(wndw, padding=20)
+frm.pack(expand=True)
+
+ttk.Label(frm, text="First Name:").pack(pady=5)
+first_name_entry = ttk.Entry(frm, width=30)
+first_name_entry.pack(pady=5)
+
+ttk.Label(frm, text="Surname:").pack(pady=5)
+surname_entry = ttk.Entry(frm, width=30)
+surname_entry.pack(pady=5)
+
+ttk.Label(frm, text="Gender:").pack(pady=5)
+gender_var = ttk.Combobox(frm, values=["Male", "Female", "Other"], width=27)
+gender_var.pack(pady=5)
+gender_var.set("Select")
+
+ttk.Label(frm, text="Date of Birth (DD/MM/YYYY):").pack(pady=5)
+dob_entry = ttk.Entry(frm, width=30)
+dob_entry.pack(pady=5)
+
+ttk.Button(frm, text="Register", command=register).pack(pady=5)
+ttk.Button(frm, text="Total Registrations", command=show_total_registrations).pack(pady=5)
+ttk.Button(frm, text="Get Age", command=get_age_of_user).pack(pady=5)
+
+wndw.mainloop()