def tags_list(context):
posts = post_list(context)
tmap = dataaccess.tag_map()
tags = defaultdict(lambda: 0)
for p in posts:
for t in tmap.get(p.id, []):
tags[t.name] += 1
return sorted(tags.items())
def post_tags(post):
tmap = dataaccess.tag_map()
return tmap[post.id]
