- elif line: # the third line in every 3 lines must be empty
- raise ValueError("line is not empty for URL `%s', title `%s': line `%s'" % (URL, title, line))
+ elif line: # the third line in every 3 lines must be empty
+ raise ValueError(
+ "line is not empty for URL `%s', title `%s': line `%s'"
+ % (URL, title, line)
+ )