contrib/jenkins.sh: use virtualenv and pip

setup.py install is deprecated:

https://packaging.python.org/en/latest/discussions/setup-py-deprecated/

Change-Id: I42ba71e2fd0ceb8466758ea46e9ae33e3d4fcb91
---
M contrib/jenkins.sh
1 file changed, 18 insertions(+), 9 deletions(-)

diff --git a/contrib/jenkins.sh b/contrib/jenkins.sh
index 810cb7e..916a537 100755
--- a/contrib/jenkins.sh
+++ b/contrib/jenkins.sh
@@ -2,16 +2,12 @@
 
 set -ex
 
-COM_FLAGS='-m compileall'
-
-rm -rf ./build
 PY3=python3
-PY3_LIST="osmopy scripts/osmo_ctrl.py scripts/osmo_rate_ctr2csv.py scripts/osmodumpdoc.py scripts/osmotestvty.py scripts/osmotestconfig.py scripts/osmo_interact_ctrl.py scripts/osmo_interact_vty.py scripts/osmo_verify_transcript_ctrl.py scripts/osmo_verify_transcript_vty.py scripts/soap.py scripts/twisted_ipa.py"
-$PY3 ./setup.py install --user
-for f in $PY3_LIST
-do
-    $PY3 $COM_FLAGS $f
-done
+
+rm -rf ./env
+virtualenv --system-site-packages env
+. ./env/bin/activate
+pip install .
 
 # Run async server which tests scripts/osmo_ctrl.py interaction
 $PY3 tests/test_py3.py

