Fixed pyflakes and pep8 warnings

youtube_dl/extractor/grooveshark.py

@@ -11,6 +11,7 @@ from os.path import basename
 from .common import InfoExtractor
 from ..utils import ExtractorError, compat_urllib_request, compat_html_parser
 
+
 class GroovesharkHtmlParser(compat_html_parser.HTMLParser):
     def __init__(self):
         self._current_object = None
@@ -36,6 +37,7 @@ class GroovesharkHtmlParser(compat_html_parser.HTMLParser):
         p.close()
         return p.objects
 
+
 class GroovesharkIE(InfoExtractor):
     _VALID_URL = r'https?://(www\.)?grooveshark\.com/#!/s/([^/]+)/([^/]+)'
     _TEST = {
@@ -159,7 +161,7 @@ class GroovesharkIE(InfoExtractor):
         if 'swf_referer' in locals():
             headers['Referer'] = swf_referer
 
-        req = compat_urllib_request.Request(streamurl, post_data, headers)
+        req = compat_urllib_request.Request(stream_url, post_data, headers)
 
         info_dict = {
             'id': token,
@@ -170,6 +172,8 @@ class GroovesharkIE(InfoExtractor):
             'format': 'mp3 audio',
             'duration': duration,
 
+            # various ways of supporting the download request.
+            # remove keys unnecessary to the eventual post implementation
             'post_data': post_data,
             'post_dict': post_dict,
             'headers': headers,
@@ -197,4 +201,3 @@ class GroovesharkIE(InfoExtractor):
             if fatal:
                 raise ee
         return None
-