Fix for empty tsdb query result case

2022-11-15 18:10:51 -05:00 · 2022-11-15 18:10:51 -05:00 · 396fb742bd
parent 8c6a18fdb7
commit 396fb742bd
1 changed files with 5 additions and 6 deletions
--- a/piker/data/feed.py
+++ b/piker/data/feed.py
@ -690,14 +690,13 @@ async def tsdb_backfill(
                    timeframe=timeframe,
                )

+                # empty query
+                if not len(tsdb_history):
+                    break
+
                next_start = tsdb_history['Epoch'][0]
-                if (
-                    not len(tsdb_history)  # empty query
-
+                if next_start >= tsdb_last_frame_start:
                    # no earlier data detected
-                    or next_start >= tsdb_last_frame_start
-
-                ):
                    break
                else:
                    tsdb_last_frame_start = next_start