I was wondering if someone experienced this error before.
I tried to check if the descriptor is a repeated scalar fields and convert
to a list by
changing the new_element to a list but it did not work.
I appreciate your time and thoughtful consideration.
On Thursday, November 16, 2023 at 12:39:58 PM UTC priya_cast_23 wrote:
> I am trying to parallelize a protobuf application
> one instance in each thread but I am getting this error
>
> /usr/local/lib/python3.10/dist-packages/google/protobuf/internal/containers.py",
>
> line 250, in __reduce__
> raise pickle.PickleError("Can't pickle repeated scalar fields, convert
> to list first")
>
> I compiled protobuf
> ./configure CPPFLAGS="-DGOOGLE_PROTOBUF_NO_THREAD_SAFETY"
>
> def __reduce__(self, **kwargs) -> NoReturn:
> # Convert repeated scalar fields to lists
> raise pickle.PickleError("Can't pickle repeated scalar fields, convert
> to list first")
>
>
> def add(self, **kwargs: Any) -> _T:
> """Adds a new element at the end of the list and returns it. Keyword
> arguments may be used to initialize the element.
> """
> new_element = self._message_descriptor._concrete_class(**kwargs)
> new_element._SetListener(self._message_listener)
> self._values.append(new_element)
> if not self._message_listener.dirty:
> self._message_listener.Modified()
> return new_element
>
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