File fix-tests-py3.6.patch of Package python-websockify

Index: websockify-0.8.0+dfsg1/tests/test_websocket.py
===================================================================
--- websockify-0.8.0+dfsg1.orig/tests/test_websocket.py
+++ websockify-0.8.0+dfsg1/tests/test_websocket.py
@@ -69,6 +69,9 @@ class FakeSocket(object):
         else:
             return StringIO(self._data.decode('latin_1'))
 
+    def sendall(self, data, flags=None):
+        return len(data)
+
 
 class WebSocketRequestHandlerTestCase(unittest.TestCase):
     def setUp(self):