test_ifelse.py 文件源码

def test_remove_useless_inputs1(self):
        raise SkipTest("Optimization temporarily disabled")
        x = tensor.vector('x')
        y = tensor.vector('y')
        c = tensor.iscalar('c')
        z = ifelse(c, (x, x), (y, y))
        f = theano.function([c, x, y], z)

        ifnode = [n for n in f.maker.fgraph.toposort()
                  if isinstance(n.op, IfElse)][0]
        assert len(ifnode.inputs) == 3