color failed analysis in history plots

locklost/plots.py

@@ -84,15 +84,21 @@ def plot_history(path, lookback='7 days ago', draw_segs=False):
     fig = plt.figure(figsize=(16, 4)) #, dpi=80)
     ax = fig.add_subplot(111)
 
+    # plot failed lock losses
+    escatter(
+        filter(lambda e: not e.analysis_succeeded, events),
+        s=100, color='red',
+    )
+
     # plot non-observe lock losses
     escatter(
-        filter(lambda e: not e.has_tag('OBSERVE'), events),
-        s=100,
+        filter(lambda e: e.analysis_succeeded and not e.has_tag('OBSERVE'), events),
+        s=100, color='blue',
     )
 
     # plot observe lock losses (stars)
     escatter(
-        filter(lambda e: e.has_tag('OBSERVE'), events),
+        filter(lambda e: e.analysis_succeeded and e.has_tag('OBSERVE'), events),
         s=200, marker='*', color='green',
     )