diff --git a/geomagio/Controller.py b/geomagio/Controller.py
index d9b7375039fec7587a24c19b6122132fae9220e3..97d46793e1e3786658acbf756b3d67cf63c20d7b 100644
--- a/geomagio/Controller.py
+++ b/geomagio/Controller.py
@@ -505,7 +505,9 @@ def get_input_factory(args):
         if input_type in ["netcdf", "miniseed"]:
             input_stream = open(args.input_file, "rb")
         elif input_type in ["imagcdf"]:
-            input_factory_args["inputFile"] = args.input_file #imagcdf file is binary but lib used accepts a file path
+            input_factory_args["inputFile"] = (
+                args.input_file
+            )  # imagcdf file is binary but lib used accepts a file path
         else:
             input_stream = open(args.input_file, "r")
     elif args.input_stdin:
@@ -841,7 +843,7 @@ def parse_args(args):
             "xml",
             "covjson",
             "netcdf",
-            "imagcdf"
+            "imagcdf",
         ),
         default="edge",
         help='Input format (Default "edge")',