 (after it is loaded) and initiate the Python class.
**kwargs are passed directly to the underlying scheduler/model’s __init__ method and eventually
overwrite the same named arguments in config.   Returns 
ModelMixin or SchedulerMixin
  
A model or scheduler object instantiated from a config dictionary.
  Instantiate a Python class from a config dictionary.  Examples:   Copied >>> from diffusers import DDPMScheduler, DDIMScheduler, PNDMSchedule