OK! If you run game.py in /amazon-works, you should be able to play without errors, he said confidently.

amazons-works/game.py

@@ -10,27 +10,41 @@ translator = {
     'd4':[0,3], 'd3':[1,3], 'd2':[2,3], 'd1':[3,3]
 }
 
+def good_square_checker(square):
+    square_names = ['a1', 'a2', 'a3', 'a4', 'b1', 'b2', 'b3', 'b4', 'c1', 'c2', 'c3', 'c4', 'd1', 'd2', 'd3', 'd4']
+    if square not in square_names:
+        return False
+    else:
+        return True
+
 def turn():
-    global board
     move_chosen = False
     while move_chosen == False:
         tui(board)
         print("Valid coordinates look like: \'b2\' or \'c4\'")
-        amazon = translator[(input("The starting coordinates of the amazon of your choice: "))]
-        move = translator[(input("The coordinates of the square you'd like to move to: "))]
-        burn = translator[(input("The coordinates of the square you'd like to set aflame: "))]
-        choice = ((amazon[0],amazon[1]),move,burn)
+        amazon = 'none'
+        move = 'none'
+        burn = 'none'
+        while good_square_checker(amazon) == False:
+            amazon = input("Choose a square containing the amazon of your choice: ")
+        while good_square_checker(move) == False:
+            move = input("Choose a square she can move to: ")
+        while good_square_checker(burn) == False:
+            burn = input("Choose a square she can then shoot: ")
+        choice = ((translator[amazon][0],translator[amazon][1]),translator[move],translator[burn])
+        print(choice)
         print(board.possible_moves())
         if choice in board.possible_moves():
             board.state = board.get_successor_state(choice)
             move_chosen = True
         else:
-            print(str(choice)+" is not a valid move.")
+            input("That is not a valid move. Press enter to continue.")
 
 
 def play():
     while len(board.possible_moves())>0:
         turn()
-    return ("Player "+str(get_active_player_code()-1)+" loses!")
+    tui(board)
+    print("Player "+str(board.get_active_player_code()-1)+" loses!")
 
 play()