Fix tag cloud generating code

It now works even if there are no tags.

gergelypolonkaiweb/helper.py

@@ -11,6 +11,7 @@ def randomheader(request):
     return {'header': header_file}
 
 def tagcloud(request):
+    tagcloud = []
     tagcloudlist = Tag.objects.annotate(ct=Count('taggit_taggeditem_items')).order_by('-ct')
 
     if (len(tagcloudlist) > 0):
@@ -20,8 +21,6 @@ def tagcloud(request):
         if (tmax == tmin):
             tmax += 1
 
-    tagcloud = []
-
         for cloudelement in tagcloudlist:
             tagcount = cloudelement.ct