diff --git a/parsons/aws/s3.py b/parsons/aws/s3.py
index 80c33918c..1ee20765b 100644
--- a/parsons/aws/s3.py
+++ b/parsons/aws/s3.py
@@ -1,12 +1,11 @@
 import re
 import boto3
 from botocore.client import ClientError
+
 # from parsons.databases.redshift.redshift import Redshift
 from parsons.utilities import files
 import logging
 import os
-import random
-import datetime
 
 logger = logging.getLogger(__name__)
 
@@ -474,6 +473,6 @@ def get_buckets_with_subname(self, bucket_subname):
         """
 
         all_buckets = self.list_buckets()
-        buckets = [x for x in all_buckets if bucket_subname in x.split('-')]
+        buckets = [x for x in all_buckets if bucket_subname in x.split("-")]
 
         return buckets
diff --git a/test/test_s3.py b/test/test_s3.py
index d752317df..fbc805444 100644
--- a/test/test_s3.py
+++ b/test/test_s3.py
@@ -38,7 +38,7 @@ def setUp(self):
         self.tbl_2 = Table([{"first": "Jack", "last": "Smith"}])
         csv_path_2 = self.tbl_2.to_csv()
 
-        self.test_bucket_subname = self.test_bucket.split('-')[0]
+        self.test_bucket_subname = self.test_bucket.split("-")[0]
 
         # Sometimes it runs into issues putting the file
         retry = 1
@@ -195,5 +195,7 @@ def test_get_buckets_with_subname(self):
         buckets_with_subname_true = self.s3.get_buckets_type(self.test_bucket_subname)
         self.assertTrue(self.test_bucket in buckets_with_subname_true)
 
-        buckets_with_subname_false = self.s3.get_buckets_type('bucketsubnamedoesnotexist')
+        buckets_with_subname_false = self.s3.get_buckets_type(
+            "bucketsubnamedoesnotexist"
+        )
         self.assertFalse(self.test_bucket in buckets_with_subname_false)