(self, c, d, bset)
return c in self._box_right[bset] and d in self._box_left[bset]
Return True if c and d connect according to box-drawing set bset.
Return True if c and d connect according to box-drawing set bset.
Return True if c and d connect according to box - drawing set bset .
def connects(self, c, d, bset):
        """Return True if c and d connect according to box-drawing set bset."""
        return c in self._box_right[bset] and d in self._box_left[bset]
def connects ( self , c , d , bset ) : return c in self . _box_right [ bset ] and d in self . _box_left [ bset ]