diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
new file mode 100644
index 0000000..1a8c13e
--- /dev/null
+++ b/docker/docker-compose.yml
@@ -0,0 +1,9 @@
+---
+version: "2.1"
+services:
+  fibserver:
+    image: hans:5000/fibserver:1
+    container_name: fibserver
+    ports:
+      - 8085:8085
+    restart: unless-stopped
diff --git a/gettattr/.gitignore b/gettattr/.gitignore
new file mode 100644
index 0000000..bee8a64
--- /dev/null
+++ b/gettattr/.gitignore
@@ -0,0 +1 @@
+__pycache__
diff --git a/gettattr/Kreis_getattr.py b/gettattr/Kreis_getattr.py
new file mode 100644
index 0000000..f805f82
--- /dev/null
+++ b/gettattr/Kreis_getattr.py
@@ -0,0 +1,19 @@
+from math import pi as pi
+
+
+class Kreis_getattr:
+  def __init__(self, radius):
+    self.radius = radius
+    self.operators ={
+        'durchmesser': lambda x: self.radius * 2,
+        'umfang': lambda x: self.durchmesser * pi,
+        'flaeche': lambda x: self.radius**2 *pi
+    }
+
+  def __getattr__(self, name):
+      if name not in self.operators:
+        raise TypeError(f'unbekannte Operation {name}')
+
+      return self.operators[name](0)
+
+