removing unused code

cfp/utils.py

@@ -1,10 +1,6 @@
 from django.utils.crypto import get_random_string
-from django.db.models import Q, Sum
+from django.db.models import Sum
 from django.db.models.functions import Coalesce
-from django.utils.safestring import mark_safe
-
-from markdown import markdown
-import bleach
 
 
 def query_sum(queryset, field):
@@ -14,19 +10,6 @@ def query_sum(queryset, field):
 def generate_user_uid():
     return get_random_string(length=12, allowed_chars='abcdefghijklmnopqrstuvwxyz0123456789')
 
-
-def allowed_talks(talks, request):
-    if not Participation.objects.get(site=request.conference.site, user=request.user).is_orga():
-        talks = talks.filter(Q(topics__reviewers=request.user) | Q(speakers=request.user) | Q(proposer=request.user))
-    return talks.distinct()
-
-
-def markdown_to_html(md):
-    html = markdown(md)
-    allowed_tags = bleach.ALLOWED_TAGS + ['p', 'pre', 'span' ] + ['h%d' % i for i in range(1, 7) ]
-    html = bleach.clean(html, tags=allowed_tags)
-    return mark_safe(html)
-
   
 def is_staff(request, user):
     return user.is_authenticated and (user.is_superuser or request.conference.staff.filter(pk=user.pk).exists())