fix line length

pytube/cipher.py

@@ -53,7 +53,9 @@ def get_initial_function_name(js: str) -> str:
         regex = re.compile(pattern)
         results = regex.search(js)
         if results:
-            logger.debug("finished regex search, matched: {pattern}".format(pattern=pattern))
+            logger.debug(
+                "finished regex search, matched: {pattern}".format(pattern=pattern)
+            )
             return results.group(1)
 
     raise RegexMatchError(caller="get_initial_function_name", pattern="multiple")