circleci build and test

Author: previ

.circleci/config.yml

@@ -17,7 +17,7 @@ jobs:
       # Download and cache dependencies
       - restore_cache:
           keys:
-          - v1-dependencies-{{ checksum "requirements.txt" }}
+          - v1-dependencies-{{ checksum "requirements_stub.txt" }}
           # fallback to using the latest cache if no exact match is found
           - v1-dependencies-