Method operator()

oneflow/core/functional/impl/array_functor.cpp:3201–3209

class To4Functor {
 public:
  Maybe<Tensor> operator()(const std::shared_ptr<Tensor>& input,
                           const std::shared_ptr<Tensor>& other, bool copy) const {
    CHECK_OR_RETURN(!input->is_global() && !other->is_global())
        << Error::RuntimeError()
        << "tensor.to(other) can only be called when tensor and other are local tensors";
    Symbol<DType> dtype = other->dtype();
    Symbol<Device> device = JUST(other->device());
    return LocalTensorTo(input, device, dtype, copy);
  }
};

class ToDeviceFunctor {