What is the problem?

It seems that Ray doesn't allow using a class variable to keep track of some shared class-level information, such as how many instances of the class have been created.

I understand there are at least a couple of ways I can accomplish sharing state across instances:

1. I can use a different class with an counter instance variable and have all of the launched clas

PrestoDB https://prestodb.io .. is widely used as SQL frontend for many different data-sources, including ElasticSearch, and even files in S3 .. would be very nice if there would be a Connector available for Vespa.

A redundant requirements file is present. It shall be removed.

File: https://github.com/SeldonIO/seldon-core/blob/master/components/alibi-detect-server/requirements_server.txt

https://github.com/PaddlePaddle/Serving/blob/0849586d38e56574d56b03aacb405a42d969568a/python/paddle_serving_app/reader/image_reader.py#L304

应该先判断是否为None，然后再判断它的属性

Problem description

This is a request for a new feature on CI testing.

We would like to have a larger coverage for converter CI tests.
You may refer here https://github.com/microsoft/hummingbird/tree/master/tests for traditional ML -> {PyTorch, ONNX} first.

Other Information

Roadmap (you may change this as you prefer)