fixed typo in error message
@@ -63,7 +63,7 @@ class ReplayMessenger(Messenger):
return None
if guide_msg["type"] != "sample" or \
guide_msg["is_observed"]:
- raise RuntimeError("site {} must be sample in trace".format(name))
+ raise RuntimeError("site {} must be sampled in trace".format(name))
msg["done"] = True
msg["value"] = guide_msg["value"]
msg["infer"] = guide_msg["infer"]
