Add check date type

project/utils.py

@@ -1,8 +1,12 @@
-from datetime import timedelta
+from datetime import datetime, timedelta
 from collections import Counter
 
 
 def date_range(start, end):
+    if isinstance(start, datetime):
+        start = start.date()
+    if isinstance(end, datetime):
+        end = end.date()
     delta = end - start
     for d in range(delta.days + 1):
         yield start + timedelta(days=d)