code: def open_dataset(path, **kwargs):
      # type: (str, T.Any) -> xr.Dataset
      
      if 'engine' in kwargs and kwargs['engine'] != 'cfgrib':
          raise ValueError("only engine=='cfgrib' is supported")
      kwargs['engine'] = 'cfgrib'
      return xr.backends.api.open_dataset(path, **kwargs)
docs: Return a ``xr.Dataset`` with the requested ``backend_kwargs`` from a GRIB file.