diff --git a/pypiserverless/aws.py b/pypiserverless/aws.py
index 7dc3df2..78a8c65 100644
--- a/pypiserverless/aws.py
+++ b/pypiserverless/aws.py
@@ -10,7 +10,6 @@ def _s3():
 
 
 def get_file_url(filename):
-
     url = _s3().generate_presigned_url(
         ClientMethod="get_object",
         Params={
@@ -23,7 +22,6 @@ def get_file_url(filename):
 
 
 def packages_list(pkg_name=None):
-
     prefix = pkg_name or ""
     prefix = path.join(getenv("PACKAGES_PATH"), prefix)
 
@@ -33,7 +31,6 @@ def packages_list(pkg_name=None):
     )["Contents"]
 
     for f in all_files:
-
         pkg = {}
         pkg["uri"] = f["Key"]
         pkg["filename"] = path.basename(pkg["uri"])