FEAT: Use ipynb from vcs, rather than s3

Author: bhosking

cloud/aws-emr/bootstrap/install-jupyter.sh

@@ -29,6 +29,10 @@ while [ $# -gt 0 ]; do
       shift
       NotebookPath=$1
       ;;
+    --path-prefix)
+      shift
+      PATH_PREFIX=$1
+      ;;
     -*)
       error_msg "unrecognized option: $1"
       ;;
@@ -42,7 +46,7 @@ done
 BUCKET=$(awk -v XX="$NotebookPath" 'BEGIN{x=substr(XX,6); split(x,a,"/"); print(a[1])}')
 PREFIX=$(awk -v XX="$NotebookPath" -v YY="$BUCKET" 'BEGIN{y=length(YY); print(substr(XX,7+y));}')
 
-aws s3 cp s3://variant-spark/HailJupyter/VariantSpark_example_with_Hail_library.ipynb VariantSpark_example_with_Hail_library.ipynb
+wget "${PATH_PREFIX}/cloud/aws-emr/cf-templates/VariantSpark_example_with_Hail_library.ipynb"
 aws s3 cp VariantSpark_example_with_Hail_library.ipynb $NotebookPath/
 
 upstart_jupyter() {