Apease lint

Author: Balaji Veeramani

src/sagemaker/predictor.py

@@ -17,10 +17,10 @@
 import csv
 import json
 import six
-from six import StringIO, BytesIO
+from six import StringIO
 import numpy as np
 
-from sagemaker.content_types import CONTENT_TYPE_JSON, CONTENT_TYPE_CSV, CONTENT_TYPE_NPY
+from sagemaker.content_types import CONTENT_TYPE_JSON, CONTENT_TYPE_CSV
 from sagemaker.deserializers import BaseDeserializer
 from sagemaker.model_monitor import DataCaptureConfig
 from sagemaker.serializers import BaseSerializer
@@ -695,4 +695,4 @@ def __call__(self, stream, content_type):
             stream.close()
 
 
-json_deserializer = _JsonDeserializer()
+json_deserializer = _JsonDeserializer()