Fixed bug.

1 files changed, 7 insertions, 4 deletions

diff --git a/scripts/getrankings.py b/scripts/getrankings.py
index d1106f8..02a1f9f 100644
--- a/scripts/getrankings.py
+++ b/scripts/getrankings.py
@@ -137,10 +137,13 @@ class GetRankings:
                     row = [benchmark_id, metric_id, context1_id, pos, value,
                            lc_timestamp, note]
                     if pos >= 0:
-                        pos_prev = ranking_prev[benchmark_id, metric_id]
-                        if pos_prev >= 0:
-                            delta = pos_prev - pos
-                            row.append(delta)
+                        try:
+                            pos_prev = ranking_prev[benchmark_id, metric_id]
+                            if pos_prev >= 0:
+                                delta = pos_prev - pos
+                                row.append(delta)
+                        except KeyError:
+                            pass
                     ranking.append(row)