From 0ecf0afaec654f2a53c484b8bc59a508174ee8a2 Mon Sep 17 00:00:00 2001
From: Yihui Xiong <yihui.xiong@hotmail.com>
Date: Mon, 9 Jul 2018 19:03:05 +0800
Subject: [PATCH] compitable with tornado 5.0.0+

---
 avs/auth.py | 37 +++++++++++++++----------------------
 1 file changed, 15 insertions(+), 22 deletions(-)

diff --git a/avs/auth.py b/avs/auth.py
index 439dfba..0e20510 100644
--- a/avs/auth.py
+++ b/avs/auth.py
@@ -81,37 +81,30 @@ def get(self):
             self.redirect(p.url)
 
 
-def login(config, output):
-    application = tornado.web.Application([(r".*", MainHandler, dict(config=config, output=output))])
-    http_server = tornado.httpserver.HTTPServer(application)
-    http_server.listen(3000)
-    tornado.ioloop.IOLoop.instance().start()
-    tornado.ioloop.IOLoop.instance().close()
-
-
-@click.command()
-@click.option('--config', '-c', help='configuration json file with product_id, client_id and client_secret')
-@click.option('--output', '-o', default=avs.config.DEFAULT_CONFIG_FILE, help='output json file with refresh token')
-def main(config, output):
+def open_webbrowser():
     try:
         import webbrowser
     except ImportError:
         print('Go to http://{your device IP}:3000 to start')
-        login(config, output)
         return
 
-    import threading
-    webserver = threading.Thread(target=login, args=(config, output))
-    webserver.daemon = True
-    webserver.start()
+    time.sleep(0.1)
     print("A web page should is opened. If not, go to http://127.0.0.1:3000 to start")
     webbrowser.open('http://127.0.0.1:3000')
 
-    while webserver.is_alive():
-        try:
-            time.sleep(1)
-        except KeyboardInterrupt:
-            break
+
+@click.command()
+@click.option('--config', '-c', help='configuration json file with product_id, client_id and client_secret')
+@click.option('--output', '-o', default=avs.config.DEFAULT_CONFIG_FILE, help='output json file with refresh token')
+def main(config, output):
+    import threading
+    threading.Thread(target=open_webbrowser).start()
+
+    application = tornado.web.Application([(r".*", MainHandler, dict(config=config, output=output))])
+    http_server = tornado.httpserver.HTTPServer(application)
+    http_server.listen(3000)
+    tornado.ioloop.IOLoop.instance().start()
+    tornado.ioloop.IOLoop.instance().close()
 
 
 if __name__ == '__main__':