Add an error

.drone.yml

@@ -8,16 +8,17 @@ steps:
     commands:
       - python3 -m unittest
 
-  - name: build
+  - name: deploy
     image: plugins/docker
     settings:
       registry: docker.dietrich-rink.de
       repo: docker.dietrich-rink.de/drone-test
       auto_tag: true
+      force_tag: true
       username:
-        from_secret: registry_user
+        from_secret: docker_user
       password:
-        from_secret: registry_pass
+        from_secret: docker_pass
     when:
       event:
         - tag

Dockerfile

@@ -4,4 +4,4 @@ WORKDIR /app
 
 COPY drone_test ./
 
-CMD python -c "from drone_test import circle_area; print(circle_area(2)"
+CMD python . 1 2

drone_test/__main__.py

@@ -0,0 +1,9 @@
+"""Python module to test drone builds"""
+
+import sys
+
+from _circle_area import circle_area
+
+if __name__ == '__main__':
+    for arg in sys.argv[1:]:
+        print(circle_area(float(arg)))

drone_test/_circle_area.py

@@ -1,7 +1,7 @@
-"""Python module to test drone builds"""
-
 import math
 
+class
+
 def circle_area(radius: float):
     """Calculate the area of a circle
 

tests/test_circle_area.py

@@ -1,7 +1,7 @@
 from unittest import TestCase
 import math
 
-from drone_test import circle_area
+from drone_test._circle_area import circle_area
 
 class CircleAreaTest(TestCase):
     def test_area_1(self):