Style to fit Flake8

youtube_dl/extractor/espn.py

@@ -4,7 +4,6 @@ import re
 
 from .common import InfoExtractor
 from .once import OnceIE
-from ..compat import compat_str
 from ..utils import (
     determine_ext,
     int_or_none,
@@ -99,19 +98,17 @@ class ESPNIE(OnceIE):
             request_url,
             video_id).findall('clip')[0]
 
-
         title = clip.findall('headline')[0].text
 
         format_urls = set()
         formats = []
 
-        
         def traverse_source(source):
             for element in source.iter():
                 if element.tag == 'transcodes':
                     continue
-               
                 extract_source(element.text, element.tag)
+
         def extract_source(source_url, source_id=None):
             if source_url in format_urls:
                 return