Make Photo.bytestring a @property.

This is the kind of thing that should be a @property, because
it's very low processing power and doesn't hit the database.

etiquette/jsonify.py

@@ -48,7 +48,7 @@ def photo(p, include_albums=True, include_tags=True):
         'bytes': p.bytes,
         'duration_str': p.duration_string,
         'duration': p.duration,
-        'bytes_str': p.bytestring(),
+        'bytes_str': p.bytestring,
         'has_thumbnail': bool(p.thumbnail),
         'created': p.created,
         'filename': p.basename,

etiquette/objects.py

@@ -635,6 +635,7 @@ class Photo(ObjectBase):
             self.photodb.commit()
         return tag
 
+    @property
     def bytestring(self):
         if self.bytes is not None:
             return bytestring.bytestring(self.bytes)

frontends/etiquette_flask/templates/photo.html

@@ -192,7 +192,7 @@
             <li>Dimensions: {{photo.width}}x{{photo.height}} px</li>
             <li>Aspect ratio: {{photo.ratio}}</li>
         {% endif %}
-        <li>Size: {{photo.bytestring()}}</li>
+        <li>Size: {{photo.bytestring}}</li>
         {% if photo.duration %}
             <li>Duration: {{photo.duration_string}}</li>
             <li>Overall Bitrate: {{photo.bitrate|int}} kbps</li>

frontends/etiquette_flask/templates/photo_card.html

@@ -20,7 +20,7 @@
 <div class="photo_card photo_card_list" data-id="{{photo.id}}">
     <input type="checkbox" class="photo_card_selector_checkbox" onclick="on_photo_select(event)"/>
     <span class="photo_card_filename"><a target="_blank" href="/photo/{{photo.id}}">{{photo.basename}}</a></span>
-    <a class="photo_card_metadata" target="_blank" href="/file/{{photo.id}}.{{photo.extension}}">{{photo.bytestring()}}</a>
+    <a class="photo_card_metadata" target="_blank" href="/file/{{photo.id}}.{{photo.extension}}">{{photo.bytestring}}</a>
 </div>
 {% else %}
 
@@ -69,7 +69,7 @@
 
     <span class="photo_card_metadata">
     {{- metadata_inner|safe -}}
-    <a target="_blank" href="/file/{{photo.id}}.{{photo.extension}}">{{photo.bytestring()}}</a>
+    <a target="_blank" href="/file/{{photo.id}}.{{photo.extension}}">{{photo.bytestring}}</a>
     </span>
 
     <input type="checkbox" class="photo_card_selector_checkbox" onclick="on_photo_select(event)"/>