Clamp every element of tensor x to the range [lo, hi]: values below lo
become lo, values above hi become hi, and values already inside the range are
left unchanged.
Input
x = tensor([-5.0000, -1.0000, 0.5000, 2.0000, 9.0000])
lo = 0.0
hi = 1.0
Output
tensor([0.0000, 0.0000, 0.5000, 1.0000, 1.0000])