generic_to Class — pytorch Architecture

Source Code

aten/src/ATen/core/ivalue_inl.h lines 1776–1792

template <class Elem>
// TODO this is deprecated but we don't throw a warning because a lot of ops in
// native_functions.yaml still return std::vector.
// C10_DEPRECATED_MESSAGE("IValues based on std::vector<T> are potentially slow
// and deprecated. Please use torch::List<T> instead.")
std::vector<Elem> generic_to(IValue ivalue, _fake_type<std::vector<Elem>> /*unused*/) {
  // We need to do a deep copy of the vector because there might be other
  // references to this same IValue that also use the list. We can't just
  // move the elements out.
  auto list = std::move(ivalue).template to<List<Elem>>();
  std::vector<Elem> result;
  result.reserve(list.size());
  for (Elem v : list) {
    result.push_back(std::move(v));
  }
  return result;
}