diff --git a/library/cache.py b/library/cache.py
new file mode 100644
index 0000000..08711e8
--- /dev/null
+++ b/library/cache.py
@@ -0,0 +1,17 @@
+from ansible.module_utils.basic import *
+
+def main():
+    module = AnsibleModule(
+            argument_spec=dict(
+                    key=dict(required=True, type='str'),
+                    value=dict(required=False, type='str')
+            )
+    )
+    kv = {module.params['key']: module.params['value']}
+    module.exit_json(
+            changed=True,
+            ansible_facts=kv
+    )
+
+if __name__ == '__main__':
+    main()