Getting Type error

PyGame/practice/textslot.py

@@ -21,20 +21,18 @@ SYMBOL_VALUE = {
     "D": 2
 }
 
-
-
-def check_winings(columns, bet, lines, values):
+def check_winings(columns: List, my_bet: int, my_lines: int):
     winnings = 0
     winning_lines = []
-    for line in range(lines):
+    for line in range(my_lines):
         symbol = columns[0][line]
         for column in columns:
             symbol_to_check = column[line]
             if symbol != symbol_to_check:
                 break
         else:
-            winnings += values[symbol] * bet
-            winning_lines.append( +1)
+            winnings += SYMBOL_VALUE[symbol] * my_bet
+            winning_lines.append(line + 1)
 
     return winnings, winning_lines
 
@@ -102,7 +100,7 @@ def get_bet() -> int:
             print("  Error: Please enter a number")
     return bet
 
-def main():
+def roll():
     balance = deposit()
     lines = get_number_of_lines()
     bet = -1
@@ -119,9 +117,27 @@ def main():
 
     slots = get_slot_machine_spin()
     print_slotmachine(slots)
-    winnings, winning_lines = check_winings(slots, lines, bet, SYMBOL_VALUE)
+    winnings, winning_lines = check_winings(slots, bet, lines)
     print(f"You won ${winnings}.")
-    print(f"You won on lines:", *winning_lines)
+    if len(winning_lines) > 0:
+        print(f"You won on line" + ("s" if len(winning_lines) > 1 else "") + ":", *winning_lines)
+        balance += winnings
+    else:
+        balance -= bet * lines
+    print(f"Your balance is now: ${balance}")
+    return winnings - total_bet
+
+def main() -> int:
+    balance = deposit()
+    while True:
+        print(f"Current Balance is ${balance}")
+        answer = input("Press enter to play (q to quit).")
+        if answer == "q":
+            break
+        balance += roll(balance)
+    
+    print(f"YOu left with ${balance}")
+
 main()
 print()
 print("Thank you for playing!")