论坛用户问题，帖子链接：https://bbs.huaweicloud.com/forum/thread-117996-1-1.html
将darknet下的yolov4模型转换为onnx模型，然后利用ATC将onnx转换为om文件失败
版本：20.1
报错日志如下：
ATC run failed, Please check the detail log, Try 'atc --help' for more information
E19000: Path[/home/HwHiAiUser/Ascend/ascend-toolkit/20.1.rc1/x86_64-linux/opp/op_impl/custom/ai_core/tbe/config/ascend310]'s realpath is empty, errmsg[The file path does not exist.]
E19010: Check op[ConstantOfShape_451]'s type[ai.onnx::11::ConstantOfShape] failed, the type is unsupported.
E19010: Check op[Where_455]'s type[ai.onnx::11::Where] failed, the type is unsupported.
E19010: Check op[Expand_456]'s type[ai.onnx::11::Expand] failed, the type is unsupported.
E19010: Check op[ConstantOfShape_539]'s type[ai.onnx::11::ConstantOfShape] failed, the type is unsupported.
E19010: Check op[Where_543]'s type[ai.onnx::11::Where] failed, the type is unsupported.
E19010: Check op[Expand_544]'s type[ai.onnx::11::Expand] failed, the type is unsupported.

模型链接如下：
链接：https://pan.baidu.com/s/1oFv9fKBXZMsb0a6M81_6uw
提取码：h25p
atc指令：atc --model=yolov4_1_3_608_608_static.onnx --framework=5 --output=yolov4_e --input_format=NCHW --soc_version=Ascend310 --input_shape="input:1,3,608,608" --out_nodes="Conv_589:0;Conv_612:0;Conv_635:0"