Mark Ward

This is a feature that I'm very interested in having and willing to work on. We don't use Sagemaker for deployment so will take some time for me to research...

Using `before_request` seems unnecessary and just complicates the logic requiring a check on what route was being requested. Should be fine to simplify do something like ``` @app.route("/invocations", methods=["POST"]) @catch_mlflow_exception...