infra: change coverage settings to reduce intermittent errors (#1641)

laurenyu · laurenyu · commit 39486d9a023d · 2020-06-29T13:15:59.000-07:00
diff --git a/.coveragerc b/.coveragerc
@@ -1,2 +1,4 @@
 [run]
-omit = sagemaker/tests/*, sagemaker/tensorflow/tensorflow_serving/*
+concurrency = threading
+omit = sagemaker/tests/*
+timid = True
