test_opt.py 文件源码

def test_inequality_with_self(self):
        x = T.scalar('x', dtype=config.floatX)
        mode = theano.compile.get_default_mode().including('local_useless_elemwise_comparison')

        f = theano.function([x], T.lt(x, x), mode=mode)
        self.assert_eqs_const(f, 0)

        f = theano.function([x], T.le(x, x), mode=mode)
        self.assert_eqs_const(f, 1)

        f = theano.function([x], T.gt(x, x), mode=mode)
        self.assert_eqs_const(f, 0)

        f = theano.function([x], T.ge(x, x), mode=mode)
        self.assert_eqs_const(f, 1)

        f = theano.function([x], T.minimum(x, x), mode=mode)
        self.assert_identity(f)

        f = theano.function([x], T.maximum(x, x), mode=mode)
        self.assert_identity(f)