Cleaning tests

- Removed problem with version docker package
- Change from python2 to python3
Issue-ID: INT-604

Change-Id: I4c5669926198569871634a7fed541b21aaa91eb9
Signed-off-by: Mariusz Wagner <mariusz.wagner@nokia.com>
diff --git a/test/csit/plans/dcaegen2/prh-testsuites/setup.sh b/test/csit/plans/dcaegen2/prh-testsuites/setup.sh
index 058ed20..a5ce48b 100644
--- a/test/csit/plans/dcaegen2/prh-testsuites/setup.sh
+++ b/test/csit/plans/dcaegen2/prh-testsuites/setup.sh
@@ -9,6 +9,9 @@
 cd ${WORKSPACE}/test/csit/tests/dcaegen2/prh-testcases/resources/
 
 docker login -u docker -p docker nexus3.onap.org:10001
+pip uninstall -y docker-py
+pip uninstall -y docker
+pip install -U docker
 docker-compose up -d --build
 
 # Wait for initialization of Docker containers
@@ -37,7 +40,7 @@
 echo DMAAP_SIMULATOR_IP=${DMAAP_SIMULATOR_IP}
 echo AAI_SIMULATOR_IP=${AAI_SIMULATOR_IP}
 
-# Wait for initialization of docker services
+# Wait for initialization of PRH services
 for i in {1..10}; do
     curl -sS -m 1 localhost:8100/heartbeat && break
     echo sleep ${i}
@@ -53,5 +56,3 @@
 
 # #Pass any variables required by Robot test suites in ROBOT_VARIABLES
 ROBOT_VARIABLES="-v DMAAP_SIMULATOR:${DMAAP_SIMULATOR_IP}:2222 -v AAI_SIMULATOR:${AAI_SIMULATOR_IP}:3333 -v PRH:${PRH_IP}:8100"
-
-pip install docker==2.7.0