DeprecationWarning: `np.float` is a deprecated alias for the builtin `float`. To silence this warnin

DeprecationWarning: np.float is a deprecated alias for the builtin float. To silence this warning, use float by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64 here.

把错误那行代码里面的np.float(…) 改成np.float64(…)