Add timeout for tests (#155)

Co-authored-by: Yonatan Most <>

.github/workflows/runtests.yml

@@ -13,6 +13,7 @@ jobs:
   build:
 
     runs-on: ubuntu-latest
+    timeout-minutes: 1
     strategy:
       matrix:
         python-version: [ '3.6', '3.7', '3.8', '3.9' ]  # Make sure this matches the supported versions in setup.py