enerator (torch.Generator, optional) —
A random number generator.   return_dict (bool, optional, defaults to True) —
Whether or not to return a LCMSchedulerOutput or tuple.   Returns 
~schedulers.scheduling_utils.LCMSchedulerOutput or tuple
  
If return_dict is True, LCMSchedulerOutput is returned, otherwise a
tuple is returned where the first element is the sample tensor.
  Predict the sample from the previous timestep by reversing the SDE. Th