implement equality operator for daterange

xexe/utils.py

@@ -40,3 +40,15 @@ class DateRange:
             raise ValueError("end_date can't be before start_date.")
 
         self._end_date = value
+
+    def __eq__(self, other: "DateRange") -> bool:
+        if not isinstance(other, DateRange):
+            raise TypeError("DataRange can only be compared to other DateRange.")
+
+        start_dates_are_different = self.start_date != other.start_date
+        end_dates_are_different = self.end_date != other.end_date
+
+        if start_dates_are_different or end_dates_are_different:
+            return False
+
+        return True