adapt to upstream changes

1 files changed, 8 insertions, 2 deletions

diff --git a/tagit/widgets/browser.py b/tagit/widgets/browser.py
index 4a254ee..1e42c9c 100644
--- a/tagit/widgets/browser.py
+++ b/tagit/widgets/browser.py
@@ -7,6 +7,7 @@ Author: Matthias Baumgartner, 2022
 # standard imports
 from collections import defaultdict
 from functools import reduce, partial
+import io
 import logging
 import math
 import operator
@@ -421,8 +422,13 @@ class Browser(GridLayout, StorageAwareMixin, ConfigAwareMixin):
                 # select the best fitting preview
                 chosen = rmatcher.by_area_min(resolution, options)
                 # open the preview file, default if no asset is available
-                thumb = open(chosen.get(ns.bsp.asset, default=default), 'rb') # FIXME: mb/port: asset storage
-            except IndexError:
+                thumb_data = chosen.asset(default=None) # FIXME: get all assets in one call
+                if thumb_data is None:
+                    raise KeyError()
+                thumb = io.BytesIO(thumb_data)
+
+            except (KeyError, IndexError):
+                # KeyError:
                 # no viable resolution found
                 thumb = open(default, 'rb')
             # update the image in the child widget