diff --git a/build.py b/build.py
index 78898cd..dc1f090 100644
--- a/build.py
+++ b/build.py
@@ -27,7 +27,7 @@ use_plugin("python.distutils")
 default_task = "publish"
 
 name = "ddadevops"
-version = "0.1.13"
+version = "0.2.0"
 summary = "tools to support builds combining gopass, terraform, dda-pallet, aws & hetzner-cloud"
 description = __doc__
 authors = [Author("meissa GmbH", "buero@meissa-gmbh.de")]
diff --git a/src/main/python/ddadevops/__init__.py b/src/main/python/ddadevops/__init__.py
index fd1a716..662113c 100644
--- a/src/main/python/ddadevops/__init__.py
+++ b/src/main/python/ddadevops/__init__.py
@@ -4,8 +4,8 @@ terraform, dda-pallet, aws & hetzner-cloud.
 
 """
 
-from .dda_pallet import *
-from .meissa_build import *
-from .terraform import *
+from .meissa_build import meissa_init_project
+from .dda_pallet import dda_write_target, dda_uberjar
+from .terraform import tf_copy_common, tf_plan_apply, tf_import, tf_apply, tf_destroy, tf_read_output_json
 
 __version__ = "${version}"
\ No newline at end of file
diff --git a/src/main/python/ddadevops/dda_pallet.py b/src/main/python/ddadevops/dda_pallet.py
index ad92f1f..aabe44e 100644
--- a/src/main/python/ddadevops/dda_pallet.py
+++ b/src/main/python/ddadevops/dda_pallet.py
@@ -1,7 +1,7 @@
-from subprocess import check_output, call, Popen, PIPE
-import sys
+from .python_util import *
 import string
 
+
 TARGET = 'target.edn'
 TEMPLATE_TARGET_CONTENT = string.Template("""
 {:existing [{:node-name "k8s"
@@ -9,18 +9,15 @@ TEMPLATE_TARGET_CONTENT = string.Template("""
  :provisioning-user {:login "root"}}
 """)
 
-def write_target(ip):
+def dda_write_target(ip):
     with open(TARGET, "w") as output_file:
         output_file.write(TEMPLATE_TARGET_CONTENT.substitute({'ip' : ip}))
 
-def uberjar(tenant, application, spec):
+def dda_uberjar(tenant, application, spec):
     cmd = ['java', '-jar', '../../../target/meissa-tenant-server.jar', '--targets', TARGET, 
            '--tenant', tenant, '--application', application, spec]
     prn_cmd=list(cmd)
     print(" ".join(prn_cmd))
-    if sys.version_info.major == 3:
-        output = check_output(cmd, encoding='UTF-8')
-    else:
-        output = check_output(cmd)
+    output = execute(cmd)
     print(output)
     return output
diff --git a/src/main/python/ddadevops/meissa_build.py b/src/main/python/ddadevops/meissa_build.py
index f837f4d..2a3f432 100644
--- a/src/main/python/ddadevops/meissa_build.py
+++ b/src/main/python/ddadevops/meissa_build.py
@@ -1,7 +1,7 @@
 import os
 from .credential import gopass_credential_from_env_path
 
-def init_project(project):
+def meissa_init_project(project):
     project.set_property('stage', os.environ.get('STAGE', 'intergation'))
     project.set_property('http_net_api_key', 
         gopass_credential_from_env_path('HTTP_NET_API_KEY_PATH'))
diff --git a/src/main/python/ddadevops/python_util.py b/src/main/python/ddadevops/python_util.py
new file mode 100644
index 0000000..5f7e110
--- /dev/null
+++ b/src/main/python/ddadevops/python_util.py
@@ -0,0 +1,9 @@
+from subprocess import check_output
+import sys
+
+def execute(cmd):
+    if sys.version_info.major == 3:
+        output = check_output(cmd, encoding='UTF-8')
+    else:
+        output = check_output(cmd)
+    return output
\ No newline at end of file
diff --git a/src/main/python/ddadevops/terraform.py b/src/main/python/ddadevops/terraform.py
index a9007d0..9f0c2e9 100644
--- a/src/main/python/ddadevops/terraform.py
+++ b/src/main/python/ddadevops/terraform.py
@@ -1,9 +1,8 @@
-import os
-import sys
-import json
-
-from subprocess import check_output, call, Popen, PIPE
+from os import path
+from json import load
+from subprocess import call
 from .meissa_build import stage, hetzner_api_key, tf_import_name, tf_import_resource
+from .python_util import execute
 
 APPLY_PLAN = "proposed_apply.plan"
 DESTROY_PLAN = "proposed_destroy.plan"
@@ -18,11 +17,47 @@ TF_IMPORT_CMD = ['import']
 TF_APPLY_CMD = ['apply']
 TF_DESTROY_CMD = ['destroy']
 
-def copy_common(base_path):
+def tf_copy_common(base_path):
     call(['cp', '-f', base_path + '00_build_common/terraform/gitignore_on_target', '.gitignore'])
     call(['cp', '-f', base_path + '00_build_common/terraform/aws_provider.tf', 'aws_provider.tf'])
     call(['cp', '-f', base_path + '00_build_common/terraform/variables.tf', 'variables.tf'])
 
+def tf_plan_apply(project):
+    init(project)
+    terraform(TF_PLAN_CMD, get_hetzner_api_key_as_var(project), ['-out', APPLY_PLAN])
+
+def tf_import(project):
+    init(project)
+    terraform(TF_IMPORT_CMD, get_hetzner_api_key_as_var(project), [tf_import_name(project), tf_import_resource(project)])
+
+def tf_apply(project, auto_approve=None):
+    if not path.isfile(APPLY_PLAN):
+        tf_plan_apply(project)
+    else:
+        init(project)
+    cmd = []
+    if auto_approve:
+        cmd.extend(['-auto-approve', '-input=false'])
+    cmd.append(APPLY_PLAN)
+    terraform(TF_APPLY_CMD, None, cmd)
+    write_output()
+    
+def tf_destroy(project, auto_approve=None):
+    cmd = []
+    if auto_approve:
+        cmd.extend(['-auto-approve', '-input=false'])
+    terraform(TF_DESTROY_CMD, get_hetzner_api_key_as_var(project), cmd)
+    write_output()
+
+def tf_read_output_json():
+    with open(OUTPUT_JSON, 'r') as f:
+        return load(f)
+
+def write_output():
+    output = terraform(TF_OUTPUT_CMD)
+    with open(OUTPUT_JSON, "w") as output_file:
+        output_file.write(output)
+
 def terraform(cmd, credentials=None, options=None):
     tf_cmd = ['terraform']
     tf_cmd.extend(cmd)
@@ -34,11 +69,7 @@ def terraform(cmd, credentials=None, options=None):
         tf_cmd.extend(options)
         prn_cmd.extend(options)
     print(" ".join(prn_cmd))
-    if sys.version_info.major == 3:
-        output = check_output(tf_cmd, encoding='UTF-8')
-    else:
-        output = check_output(tf_cmd)
-    print(output)
+    output = execute(tf_cmd)
     return output
 
 def init(project):
@@ -48,15 +79,6 @@ def init(project):
     except:
         terraform(TF_NEW_WORKSPACE_CMD, None, [stage(project)])
 
-def write_output():
-    output = terraform(TF_OUTPUT_CMD)
-    with open(OUTPUT_JSON, "w") as output_file:
-        output_file.write(output)
-
-def read_output_json():
-    with open(OUTPUT_JSON, 'r') as f:
-        return json.load(f)
-
 def get_hetzner_api_key_as_var(project):
     my_hetzner_api_key = hetzner_api_key(project)
     ret = []
@@ -64,33 +86,3 @@ def get_hetzner_api_key_as_var(project):
         ret.extend(['-var', 'hetzner_api_key=' + my_hetzner_api_key])
     return ret
 
-def plan_apply(project):
-    init(project)
-    terraform(TF_PLAN_CMD, get_hetzner_api_key_as_var(project), ['-out', APPLY_PLAN])
-
-def tf_import(project):
-    init(project)
-    terraform(TF_IMPORT_CMD, get_hetzner_api_key_as_var(project), [tf_import_name(project), tf_import_resource(project)])
-
-def plan_destroy(project):
-    init(project)
-    terraform(TF_PLAN_CMD, get_hetzner_api_key_as_var(project), ['-destroy'])
-
-def apply(project, auto_approve=None):
-    if not os.path.isfile(APPLY_PLAN):
-        plan_apply(project)
-    else:
-        init(project)
-    cmd = []
-    if auto_approve:
-        cmd.extend(['-auto-approve', '-input=false'])
-    cmd.append(APPLY_PLAN)
-    terraform(TF_APPLY_CMD, None, cmd)
-    write_output()
-    
-def destroy(project, auto_approve=None):
-    cmd = []
-    if auto_approve:
-        cmd.extend(['-auto-approve', '-input=false'])
-    terraform(TF_DESTROY_CMD, get_hetzner_api_key_as_var(project), cmd)
-    write_output()