.

oef/views.py

@@ -1,3 +1,4 @@
+from collections import defaultdict
 from dataclasses import dataclass
 from difflib import HtmlDiff, SequenceMatcher
 from django import forms
@@ -141,6 +142,23 @@ def formats_view(request):
     formats = Formats.objects.all()
     return render(request, "oef/formats_view.html", {"formats": formats})
 
+def formats_dupe_view(request):
+    formats = Formats.objects.all()
+
+    format_dict = defaultdict(list)
+
+    dupes = []
+
+    for format in formats:
+        if format.format in format_dict:
+            dupes.append(format)
+        format_dict[format.format].append(format)
+
+    
+        
+
+    return render(request, "oef/formats_dupe_view.html", {"dupes": dupes, "format_dict": format_dict})
+
 
 @user_passes_test(lambda u: u.is_superuser)
 def formats_delete(request, pk):