Convert codebase for python3 usage

core/views_caves.py

@@ -14,9 +14,7 @@ from django import forms
 from django.core.urlresolvers import reverse
 from django.http import HttpResponse, HttpResponseRedirect
 from django.conf import settings
-import re
-import urlparse
-#import urllib.parse
+import re, urllib.parse
 from django.shortcuts import get_object_or_404, render
 import settings