Handle case of missing init

rerun-io · Mar 28, 2024 · 07647f0 · 07647f0
1 parent 2b12fbe
commit 07647f0
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/rerun_py/rerun_sdk/rerun/notebook.py b/rerun_py/rerun_sdk/rerun/notebook.py
@@ -52,11 +52,15 @@ def as_html(
 
     """
 
+    application_id = get_application_id(recording)
+    if application_id is None:
+        raise ValueError(
+            "No application id found. You must call rerun.init before using the notebook APIs, or provide a recording."
+        )
+
     if app_url is None:
         app_url = bindings.get_app_url()
 
-    application_id = get_application_id(recording)
-
     output_stream = RecordingStream(
         bindings.new_recording(
             application_id=application_id,