Merge "Add a Python package for fetch_artifact." am: 9af4718984

Original change: https://android-review.googlesource.com/c/platform/development/+/2056220

Change-Id: Ifc5e1d3447ba8384864353d72bdf763780026ae4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>