diff -r 8814308e83bb -r 6733c565ca46 contrib/heptapod-ci.yml
--- a/contrib/heptapod-ci.yml	Sat Jan 25 14:56:36 2020 +0100
+++ b/contrib/heptapod-ci.yml	Sat Nov 16 12:26:54 2019 +0100
@@ -49,3 +49,14 @@
     variables:
         RUNTEST_ARGS: "--blacklist /tmp/check-tests.txt"
         PYTHON: python3
+
+test-py2-pure:
+    <<: *runtests
+    variables:
+        RUNTEST_ARGS: "--pure --blacklist /tmp/check-tests.txt"
+
+test-py3-pure:
+    <<: *runtests
+    variables:
+        RUNTEST_ARGS: "--pure --blacklist /tmp/check-tests.txt"
+        PYTHON: python3