def to_gpu()

in bitsandbytes/optim/optimizer.py [0:0]


    def to_gpu(self):
        for gindex, group in enumerate(self.param_groups):
            for pindex, p in enumerate(group['params']):
                if p in self.state:
                    values = self.state[p]
                    for k, v in values.items():
                        if isinstance(v, torch.Tensor):
                            self.state[p][k] = v.to(p.device)