diff --git a/erddapy/core/interfaces.py b/erddapy/core/interfaces.py
index 2a8b7c4..fcf4f20 100644
--- a/erddapy/core/interfaces.py
+++ b/erddapy/core/interfaces.py
@@ -4,6 +4,7 @@
 This module takes an URL or the bytes response of a request and converts it to Pandas,
 XArray, Iris, etc. objects.
 """
+
 from typing import TYPE_CHECKING
 
 import pandas as pd