From dae5d4caa972ffd8381d8345cb93a71f0626b646 Mon Sep 17 00:00:00 2001
From: Michael Herzberg <mail@michael-herzberg.de>
Date: Tue, 20 Jun 2017 18:05:22 +0100
Subject: [PATCH] Fixed creation of empty .crx files.

---
 ExtensionCrawler/archive.py | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/ExtensionCrawler/archive.py b/ExtensionCrawler/archive.py
index 09814f6..e4f8873 100644
--- a/ExtensionCrawler/archive.py
+++ b/ExtensionCrawler/archive.py
@@ -263,11 +263,10 @@ def update_crx(archivedir, tmptardir, verbose, ext_id, date):
             extfilename = "default.crx"
 
         if res.status_code == 304:
-            res = requests.head(
+            etag = requests.head(
                 const_download_url().format(ext_id),
                 timeout=10,
-                allow_redirects=True)
-            etag = res.headers.get('Etag')
+                allow_redirects=True).headers.get('ETag')
             write_text(tmptardir, date, extfilename + ".etag", etag)
             logtxt = logmsg(
                 verbose, logtxt,