Use buster instead of alpine python image

Jenkinsfile

@@ -1,16 +1,17 @@
 pipeline {
   agent {
     docker {
-      image 'vato.ddns.net:8083/python:alpine'
+      image 'vato.ddns.net:8083/python:buster'
     }
 
   }
   stages {
     stage('Build') {
       steps {
-        dir('python') {
+        dir(path: 'python') {
           sh 'python setup.py bdist_wheel'
         }
+
       }
     }