zfs.py.diff

--- zfs.py.orig	2020-02-22 17:48:50.632095353 -0600
+++ zfs.py	2020-02-22 17:47:34.907137427 -0600
@@ -126,6 +126,7 @@
         }
 
 features = defaultdict(list)
+guids = dict()
 readonly = dict()
 
 for name, sub in sources.items():
@@ -139,9 +140,11 @@
                 guid = line.split()[-1]
                 if guid == 'org.open-zfs:large_block':
                     guid += 's'
-                features[guid].append((name, ver))
+                feature = guid.split(':')[1]
+                guids[feature] = guid
+                features[feature].append((name, ver))
             elif line.startswith('READ\\-ONLY COMPATIBLE'):
-                readonly[guid] = line.split()[-1]
+                readonly[feature] = (line.split()[-1] == 'yes')
 
 header = list(sorted(sources.keys()))
 header = list(zip(header, (sorted(sources[name],
@@ -158,6 +161,7 @@
 .yes{background-color:lightgreen}
 .warn{background-color:yellow}
 .no{background-color:lightsalmon}
+abbr{text-decoration: none}
 table{border-collapse: collapse}
 th,td{padding:0.2em 0.4em;border:1px solid #aaa;background-color:#f9f9f9}
 th{background-color:#eaecf0}
@@ -185,9 +189,9 @@
 mw.write('|-\n')
 
 for feature, names in sorted(features.items()):
-    html.write('<tr><th scope="row">' + feature + '</th>')
+    html.write('<tr><th scope="row"><abbr title="' + guids[feature] + '">' + feature + '</abbr></th>')
     mw.write('!style="text-align:left"|' + feature + '\n')
-    if readonly[feature] == 'yes':
+    if readonly[feature]:
         html.write('<td class="yes">yes</td>')
         mw.write('|style="background-color:lightgreen"|yes\n')
     else: