Amend bd6d09fc

Was forgetting this.

(cherry picked from commit 92c4bb4682)

lib/scripts/legacy_lyxpreview2ppm.py

@@ -111,7 +111,7 @@ def legacy_extract_metrics_info(log_file):
             if match == None:
                 continue
 
-            snippet = (match.group(1) == 'S')
+            snippet = (match.group(1) == b'S')
             success = 1
             match = data_re.search(line)
             if match == None:

status.23x

@@ -137,6 +137,8 @@ What's new
 - Disable PDF bookmarksopen level widget if booksmarksopen is false
   (bug 11289).
 
+- Fix encoding issues with python 3 when generating preview snippets.
+
 
 * INTERNALS