small update to remove unnecessary libs

Author: jtsodapop

labelbox/data/serialization/ndjson/label.py

@@ -16,7 +16,7 @@
 
 from .metric import NDScalarMetric, NDMetricAnnotation, NDConfusionMatrixMetric
 from .classification import NDChecklistSubclass, NDClassification, NDClassificationType, NDRadioSubclass
-from .objects import NDObject, NDObjectType, NDFrameObjectType, NDSegments
+from .objects import NDObject, NDObjectType, NDSegments
 
 
 class NDLabel(BaseModel):

labelbox/data/serialization/ndjson/objects.py

@@ -290,9 +290,6 @@ def from_common(
 
         #if it is video segments
         if (obj == NDSegments):
-            #TODO: need to process segments' classifications
-            #unsure if here or will be elsewhere
-
             return obj.from_common(
                 annotation,
                 data,