CP-49148: More clean python2 code

- Update following embeded shellbang to python3
    * generate-iscsi-iqn
    * xe-backup-metadata
    * xe-restore-metadata
- Remove interop-test.sh as not used

Signed-off-by: Lin Liu <[email protected]>

Author: liulinC

ocaml/message-switch/core_test/interop-test.sh

@@ -36,7 +36,7 @@ geniqn() {
         domain=${defaultdomain}
     fi
 
-    revdomain=$(python -c "${REVERSE_PY}" $domain)
+    revdomain=$(python3 -c "${REVERSE_PY}" $domain)
 
     uuid=$(uuidgen | cut -d- -f1)
     date=$(date +"%Y-%m")

scripts/generate-iscsi-iqn

@@ -51,7 +51,7 @@ function usage {
 function uuid5 {
   # could use a modern uuidgen but it's not on XS 8
   # should work with Python 2 and 3
-  python -c "import uuid; print (uuid.uuid5(uuid.UUID('$1'), '$2'))"
+  python3 -c "import uuid; print (uuid.uuid5(uuid.UUID('$1'), '$2'))"
 }
 
 function test_sr {

scripts/xe-backup-metadata

@@ -65,7 +65,7 @@ function test_sr {
 NS="e93e0639-2bdb-4a59-8b46-352b3f408c19"
 function uuid5 {
   # could use a modern uuidgen but it's not on XS 8
-  python -c "import uuid; print (uuid.uuid5(uuid.UUID('$1'), '$2'))"
+  python3 -c "import uuid; print (uuid.uuid5(uuid.UUID('$1'), '$2'))"
 }
 
 dry_run=0