chore: simplifiy drastically

Author: rishisurana-labelbox

libs/labelbox/src/labelbox/data/annotation_types/classification/classification.py

@@ -17,11 +17,17 @@ class ClassificationAnswer(FeatureSchema, ConfidenceMixin, CustomMetricsMixin):
       Each answer can have a keyframe independent of the others.
         So unlike object annotations, classification annotations
           track keyframes at a classification answer level.
+
+    - For temporal classifications (audio/video), optional start_frame/end_frame can specify
+      the time range for this answer. Must be within root annotation's frame range.
+      Defaults to root frame range if not specified.
     """
 
     extra: Dict[str, Any] = {}
     keyframe: Optional[bool] = None
     classifications: Optional[List["ClassificationAnnotation"]] = None
+    start_frame: Optional[int] = None
+    end_frame: Optional[int] = None
 
 
 class Radio(ConfidenceMixin, CustomMetricsMixin, BaseModel):
@@ -69,8 +75,12 @@ class ClassificationAnnotation(
         classifications (Optional[List[ClassificationAnnotation]]): Optional sub classification of the annotation
         feature_schema_id (Optional[Cuid])
         value (Union[Text, Checklist, Radio])
+        start_frame (Optional[int]): Start frame for temporal classifications (audio/video). Must be within root annotation's frame range. Defaults to root start_frame if not specified.
+        end_frame (Optional[int]): End frame for temporal classifications (audio/video). Must be within root annotation's frame range. Defaults to root end_frame if not specified.
         extra (Dict[str, Any])
     """
 
     value: Union[Text, Checklist, Radio]
     message_id: Optional[str] = None
+    start_frame: Optional[int] = None
+    end_frame: Optional[int] = None