What's up, __doc__.py

def boolean(x, y, operation):
    '''\
    x | y | x∧y | x∨y | x→y | x⊕y | x≡y |
    --------------------------------------
    0 | 0 |  0  |  0  |  1  |  0  |  1  |
    1 | 0 |  0  |  1  |  0  |  1  |  0  |
    0 | 1 |  0  |  1  |  1  |  1  |  0  |
    1 | 1 |  1  |  1  |  1  |  0  |  1  |
    --------------------------------------'''
    symbol = dict(
        conjunction = "∧",
        disjunction = "∨",
        implication = "→",
        equivalence = "≡",
        exclusive = "⊕",
    )[operation]
    head, *body = boolean.__doc__.splitlines()
    for line in body:
        row = dict(zip(reversed(head), reversed(line)))
        if (row['x'], row['y']) == (str(x), str(y)): return int(row[symbol])