onesLike

auto x = tensor!([2, 2])([1.0f, 2.0f, 3.0f, 4.0f]);
auto x1 = onesLike(x);

assert(x.shape == x1.shape);
assert(x1.value == ones!(float, [2, 2]).value);

auto x = tensor!([2, 3])([1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f]);
auto x1 = onesLike(x);

assert(x.shape == x1.shape);
assert(x1.value == ones!(float, [2, 3]).value);

auto x = tensor!([2, 3])([1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f]);
auto x1 = onesLike!(UseGradient.yes)(x);

static assert(canBackward!(typeof(x1)));