Operator request: NotImplementedError: Unsupported TFLite OP: 74 SUM!

[dganzella]

What is the TensorFlow Lite operator you need

selfie_multiclass_256x256.zip

https://www.tensorflow.org/api_docs/python/tf/raw_ops/Sum

NotImplementedError: Unsupported TFLite OP: 74 SUM!

What kind of service you are trying to deploy your model?

Human segmentation

Would you like to contribute the operator?

I cant even tie my shoes properly, I have no idea how to convert an operator