Added user input functionality to bank account system

Author: Daniyal0100101

SimpleBankSystem/bank_account_system.py

@@ -39,8 +39,49 @@ def display_balance(self):
         print(f"Interest Rate: {self.interest_rate * 100}%")
 
 if __name__ == "__main__":
-    acc = SavingsAccount("John Doe", 1000, 0.05)
-    acc.deposit(500)
-    acc.withdraw(200)
-    acc.apply_interest()
-    acc.display_balance()
+    print("=== Welcome to the Savings Account System ===")
+    name = input("Enter account holder name: ")
+
+    try:
+        balance = float(input("Enter initial balance: "))
+        interest_rate = float(input("Enter interest rate (e.g., 0.05 for 5%): "))
+    except ValueError:
+        print("Invalid input. Exiting.")
+        exit()
+    except Exception as e:
+        print(f"An error occurred: {str(e)}")
+        exit()
+
+    acc = SavingsAccount(name, balance, interest_rate)
+
+    while True:
+        print("\nSelect an option:")
+        print("1. Deposit")
+        print("2. Withdraw")
+        print("3. Apply Interest")
+        print("4. Display Balance")
+        print("5. Exit")
+
+        choice = input("Enter your choice (1-5): ")
+
+        if choice == '1':
+            try:
+                amount = float(input("Enter amount to deposit: "))
+                acc.deposit(amount)
+            except ValueError:
+                print("Invalid amount.")
+        elif choice == '2':
+            try:
+                amount = float(input("Enter amount to withdraw: "))
+                acc.withdraw(amount)
+            except ValueError:
+                print("Invalid amount.")
+        elif choice == '3':
+            acc.apply_interest()
+        elif choice == '4':
+            acc.display_balance()
+        elif choice == '5':
+            print("Thank you! Exiting.")
+            break
+        else:
+            print("Invalid choice. Please select again.")