Check for docker support being installed

2020-12-31 20:50:15 +00:00 · 2020-12-31 20:50:15 +00:00 · 6eb6b54f26
commit 6eb6b54f26
parent b36226573b
1 changed files with 5 additions and 0 deletions
--- a/scone/default/utensils/docker_utensils.py
+++ b/scone/default/utensils/docker_utensils.py
@ -18,6 +18,11 @@ _docker_client_instance = None


 def _docker_client():
+    if not docker:
+        # check docker is actually installed and give a message with the resolution
+        # when it isn't.
+        raise RuntimeError("You need to install docker from PyPI to use these utensils!")
+
    global _docker_client_instance
    if not _docker_client_instance:
        _docker_client_instance = docker.from_env()