diff --git a/python_game.py b/python_game.py
new file mode 100644
index 0000000..10b0aec
--- /dev/null
+++ b/python_game.py
@@ -0,0 +1,210 @@
+#----------global variables------------
+#https://www.youtube.com/watch?v=BHh654_7Cmw
+#Create a board
+import random
+
+board = ['-','-','-',
+		     '-','-','-',
+		     '-','-','-']
+
+#if game is still going
+GAME_GOING = True
+#who won?
+WINNER = None
+#define valid symbols
+SYMBOLS = {'X','O'}
+#define players
+PLAYER1 = ""
+PLAYER2 = ""
+#define how many players
+SINGLE_PLAYER = True
+
+CURRENT_PLAYER = random.choice(list(SYMBOLS))
+
+def main():
+  global CURRENT_PLAYER
+  global SINGLE_PLAYER
+  global PLAYER1
+  global PLAYER2
+  
+  
+  mode = input("Single player mode y/n: ")
+  if mode not in "yn":
+    print("You did not select a valid option no game for you")
+    exit(1)
+
+
+  if mode == "y":
+    SINGLE_PLAYER = True
+  else:
+    SINGLE_PLAYER = False
+
+  player_1 = input("Choose X or O for Player 1: ")
+
+  if player_1 not in SYMBOLS:
+    print("You did not select a valid option no game for you")
+    exit(1)
+  PLAYER1 =  player_1
+  PLAYER2 =  (SYMBOLS - {player_1}).pop()
+
+  display_board ()
+  
+  #while the game is still going
+  while GAME_GOING:
+    #handle a turn 
+	  handle_turn()
+  	#check if he game has ended
+	  check_if_game_over()
+	  # cahnge to the other player
+	  CURRENT_PLAYER = (SYMBOLS - {CURRENT_PLAYER}).pop()
+	
+  #the game has ended
+  if WINNER == 'X' or WINNER == 'O':
+    print (WINNER + "won.")
+  elif WINNER == None:
+    print ("Tie.")
+  
+def display_board ():
+  print(board [0]+ '|'+ board[1]+'|'+ board [2])
+  print(board [3]+ '|'+ board[4]+'|'+ board [5])
+  print(board [6]+ '|'+ board[7]+'|'+ board [8])
+  
+#play game of tic tac toe	
+	
+def handle_turn():
+ # import pdb; pdb.set_trace()
+  print("Current Player {}".format(CURRENT_PLAYER))
+  while True:
+    if SINGLE_PLAYER:
+      if CURRENT_PLAYER == PLAYER1:
+      #take player input
+        choice = input('Choose a position from 1 to 9: ')
+      else:
+        choice = random.choice(find_open_spaces())
+    else:
+      #take player input
+      choice = input('Choose a position from 1 to 9: ')
+    if validate_choice(choice):
+      break
+    else:
+      print("Invalid choice")
+
+  board[choice] == current_player
+  
+
+ 
+def validate_choice(choice):
+  is_valid = False
+  try:
+    choice = int(choice)
+  except ValueError:
+    return is_valid
+  import pdb; pdb.set_trace()
+  if choice in list(range(0,9)) and choice in find_open_spaces():
+      valid = True
+  else:
+    brake
+
+  return is_valid
+
+  
+  
+def check_if_game_over():
+  check_if_win()
+  
+  check_if_tie()
+
+  
+def check_if_win():
+  #call global variable
+  global winner
+  #check rows
+  row_winner = check_rows()
+  #check columns
+  column_winner = check_columns()
+  #check diagonals
+  diagonal_winner = check_diagonal()
+  
+  
+  if row_winner:
+  #there is a winner
+    winner = row_winner
+  elif column_winner:
+  #there is a winner
+    winner = column_winner
+  elif diagonal_winner:
+  #there is a winner
+    winner = diagonal_winner
+  else:
+    winner = None
+  return
+
+def check_rows():
+  row_1 = board[0] == board[1] == board[2] != '-'
+  row_2 = board[3] == board[4] == board[5] != '-'
+  row_3 = board[6] == board[7] == board[8] != '-'
+  if row_1 or row_2 or row_3:
+    game_going = False
+	#display the winner
+  if row_1: 
+    return board[0]
+  if row_2:
+    return board[3]
+  if row_3:
+    return board[6]
+  return
+
+def check_columns():
+  column_1 = board[0] == board[3] == board[6] != '-'
+  column_2 = board[1] == board[4] == board[7] != '-'
+  column_3 = board[2] == board[5] == board[8] != '-'
+  	#display the winner
+  if column_1: 
+    return board[0]
+  if column_2:
+    return board[1]
+  if column_3:
+    return board[2]
+  return
+  
+def check_diagonal():
+  diagonal_1 = board[0] == board[4] == board[8] != '-'
+  diagonal_2 = board[2] == board[4] == board[6] != '-'
+  	#display the winner
+  if diagonal_1: 
+    return board[0]
+  if diagonal_2:
+    return board[2]
+  return
+  
+#check_if_tie
+
+def check_if_tie():
+  global game_going
+  if "-" not in board:
+    game_going = False
+  return
+
+#change between players
+def change_player():
+#call global variable
+  global current_player
+  #if the current player was X we change to O
+  if current_player == 'X':
+    current_player = 'O'
+  #if current player is O, change to X	
+  elif current_player == 'O':
+    current_player = 'X'
+  return
+
+def find_open_spaces():
+  #find a random space to select
+  open_spaces = [] 
+  for i in board:
+    if i == "-":
+      open_spaces.append(i)
+
+    return open_spaces
+
+if __name__ == "__main__":
+  main()
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