From: Yen Chi Hsuan <yan12125@gmail.com>
Date: Sun, 6 Mar 2016 09:38:39 +0000 (+0800)
Subject: [safari] Don't pollute std_headers (#8778)
X-Git-Url: https://git.cielonegro.org/gitweb.cgi?a=commitdiff_plain;h=e41acb63647e4aad52dff25b505bdc0bb2a6b9e6;p=youtube-dl.git

[safari] Don't pollute std_headers (#8778)
---

diff --git a/youtube_dl/extractor/safari.py b/youtube_dl/extractor/safari.py
index 7de7b7273..a65fc8ed7 100644
--- a/youtube_dl/extractor/safari.py
+++ b/youtube_dl/extractor/safari.py
@@ -36,12 +36,13 @@ class SafariBaseIE(InfoExtractor):
         if username is None:
             self.raise_login_required('safaribooksonline.com account is required')
 
-        headers = std_headers
+        headers = std_headers.copy()
         if 'Referer' not in headers:
             headers['Referer'] = self._LOGIN_URL
+        login_page_request = sanitized_Request(self._LOGIN_URL, headers=headers)
 
         login_page = self._download_webpage(
-            self._LOGIN_URL, None,
+            login_page_request, None,
             'Downloading login form')
 
         csrf = self._html_search_regex(