- Revert back to virtualenv.

Jenkinsfile

@@ -4,7 +4,8 @@ pipeline {
         stage('install') {
             steps {
                 sh 'git submodule update --init'
-                sh 'pip install -r tests/requirements.txt --user'
+                sh 'virtualenv example'
+                sh '. example/bin/activate && pip install -r tests/requirements.txt'
                 sh '. example/bin/activate && ansible-galaxy install git+file://$(pwd),$(git rev-parse --abbrev-ref HEAD) -p .molecule/roles'
                 sh '. example/bin/activate && molecule dependency'
             }
@@ -12,13 +13,13 @@ pipeline {
         stage('test') {
             steps {
                 sh '. example/bin/activate && pre-commit run --all-files'
-                // sh 'molecule test --platform all'
+                // sh '. example/bin/activate && molecule test --platform all'
             }
         }
     }
     post {
         success {
-            sh 'ansible-galaxy import -v'
+            sh '. example/bin/activate && ansible-galaxy import -v'
         }
     }
 }