diff --git a/gallery_dl/util.py b/gallery_dl/util.py
index e2cca556..03b38353 100644
--- a/gallery_dl/util.py
+++ b/gallery_dl/util.py
@@ -210,9 +210,11 @@ def to_string(value):
             return ", ".join(map(str, value))
     return str(value)
 
+
 def remove_invisible_chars_strip(text):
     """Remove all invisible characters from 'text' then strip"""
-    return "".join(c for c in text if unicodedata.category(c)[0] != "C").strip()
+    return "".join(c for c in text if unicodedata.category(c)[0] != "C")\
+        .strip()
 
 
 def datetime_to_timestamp(dt):