Game not letting player 1 win straight away

[ichabod801]

A couple things that might help you:

>>> a = [1, 1, 1]
>>> a[0] == a[1] == a[2] == 1
True

and:

lines = [(0, 1, 2), (3, 4, 5), (6, 7, 8), ...]
for a, b, c in lines:
    if grid[a] == grid[b] == grid[c] == 'X':
        print('Player one wins!')
        ...