feature importance for azure in distribution_chart_stats task

[skatedplrn]

https://app-staging.auger.ai/admin/cluster_tasks/79358
they here:
https://s3.console.aws.amazon.com/s3/buckets/auger-mt-org-cinpns/workspace/projects/options-a2ml/channels/training-2020-08-10T191701Z-csv-experiment/project_runs/AutoML_3218e606-d142-4420-a09f-4fea1bb4ac5a/metrics/AutoML_3218e606-d142-4420-a09f-4fea1bb4ac5a_0/?region=us-west-2&tab=overview

[2020-08-25 13:40:41,164: WARNING/ForkPoolWorker-2] No feature importance in cache: for model s3://auger-mt-org-cinpns/workspace/projects/options-a2ml/channels/1989e7883ebd05c4/project_runs/35e3ba5f50764d2d/metrics/AutoML_3218e606-d142-4420-a09f-4fea1bb4ac5a_0
[2020-08-25 13:40:43,645: WARNING/ForkPoolWorker-2] No feature importance in cache: for model s3://auger-mt-org-cinpns/workspace/projects/options-a2ml/channels/1989e7883ebd05c4/project_runs/35e3ba5f50764d2d/metrics/AutoML_3218e606-d142-4420-a09f-4fea1bb4ac5a_0
[2020-08-25 13:40:46,365: INFO/ForkPoolWorker-2] Task a2ml.tasks_queue.tasks_hub_api.distribution_chart_stats_task[0aaba4d4-bd56-4ab8-b544-80e44206cf55] succeeded in 5.617111714091152s: None