message: python_out does not recognize dllexport_decl.
diff: @@ -238,7 +238,7 @@ function(RELATIVE_PROTOBUF_GENERATE_CPP NAME SRCS HDRS ROOT_DIR DEPEND)
  ${ONNX_DLLEXPORT_STR}${CMAKE_CURRENT_BINARY_DIR})
  if(BUILD_ONNX_PYTHON)
  list(APPEND PROTOC_ARGS --python_out
  - ${ONNX_DLLEXPORT_STR}${CMAKE_CURRENT_BINARY_DIR})
  + ${CMAKE_CURRENT_BINARY_DIR})
  if(ONNX_GEN_PB_TYPE_STUBS)
  # Haven't figured out how to generate mypy stubs on Windows yet
  if(NOT WIN32)
  