Method zero_grad

imperative/python/megengine/optimizer/optimizer.py:173–177

(self)

    @deprecated(version="1.0", reason="use clear_grad instead")
    def zero_grad(self):
        for param_group in self.param_groups:
            for param in param_group["params"]:
                if param.grad is not None:
                    param.grad.reset_zero()

    def clear_grad(self):
        r"""Set the grad attribute to None for all parameters."""