diff --git a/chimerapy/chimera.py b/chimerapy/chimera.py
index 4462553..8d1a828 100644
--- a/chimerapy/chimera.py
+++ b/chimerapy/chimera.py
@@ -1,7 +1,4 @@
-"""
-
-"""
-
+""" """
 
 import glob
 import sys