diff --git a/src/main/python/ddadevops/c4k_mixin.py b/src/main/python/ddadevops/c4k_mixin.py
new file mode 100644
index 0000000..1929cfa
--- /dev/null
+++ b/src/main/python/ddadevops/c4k_mixin.py
@@ -0,0 +1,41 @@
+from string import Template
+from subprocess import run
+#from .python_util import *
+#from .devops_build import DevopsBuild
+
+def add_c4k_mixin_config(config,
+                         config_keys,
+                         auth_keys,
+                         c4k_config_template=None,
+                         c4k_auth_template=None):
+    if c4k_config_template == None:
+        c4k_config_template = '{'
+        for key in config_keys:
+            c4k_config_template += f':{key} "${key}"\n'
+        c4k_config_template += '}'
+    if c4k_auth_template == None:
+        c4k_auth_template = '{'
+        for key in auth_keys:
+            c4k_auth_template += f':{key} "${key}"\n'
+        c4k_auth_template += '}'
+    
+    
+
+
+#DevopsBuild
+class C4kMixin():
+
+    def __init__(self, project, config):
+        super().__init__(project, config)
+        c4k_mixin_config = config['C4kMixin']
+
+    def write_c4k_config(self):
+        raise NotImplemented
+    
+    def write_c4k_auth(self):
+        raise NotImplemented
+
+    def c4k_apply(self):
+        raise NotImplemented
+
+add_c4k_mixin_config({}, ['test', 'test2', 'fqdn'], [])