Oops, "type" was a bad choice of field name

server/handlers/api/alerts.py

@@ -1,4 +1,5 @@
 import copy
+import inspect
 import logging
 from datetime import datetime
 from typing import Any
@@ -52,6 +53,7 @@ class APIAlertsHandler(tornado.web.RequestHandler):
             data = get_alert_list_with_filters(self._alerts, query_params)
             if credentials:
                 data = self._enrich(data, credentials)
+            find_bad_values(data)
             self.write(safe_json_dumps(data))
             self.set_status(200)
         except ValueError as e:
@@ -64,6 +66,15 @@ class APIAlertsHandler(tornado.web.RequestHandler):
         self.set_header("Cache-Control", "no-store")
         self.set_header("Content-Type", "application/json")
 
+def find_bad_values(obj, path="data"):
+    if isinstance(obj, dict):
+        for k, v in obj.items():
+            find_bad_values(v, f"{path}[{k!r}]")
+    elif isinstance(obj, (list, tuple)):
+        for i, v in enumerate(obj):
+            find_bad_values(v, f"{path}[{i}]")
+    elif inspect.isbuiltin(obj) or inspect.ismethod(obj) or inspect.isfunction(obj):
+        print(f"Found bad value at {path}: {obj!r}")
 
 class APIAlertsStreamHandler(tornado_eventsource.handler.EventSourceHandler):
     """API request handler for /api/v2/alerts/stream"""