in pachi_py/cypachi.pyx [0:0]
def __getitem__(self, idx):
if len(idx) != 2:
raise IndexError('Must provide 2 indices')
cdef int i = idx[0]
cdef int j = idx[1]
if not (0 <= i < self._size and 0 <= j < self._size):
raise IndexError('Coordinates %d,%d out of range for board size %d' % (i, j, self._size))
return board_atij(self._b.pachiboard(), i, j)