Merge pull request #327 from hramezani/py39

Added Py39 support

Author: markstory

.travis.yml

@@ -7,6 +7,7 @@ python:
 - '3.6'
 - '3.7'
 - '3.8'
+- '3.9-dev'
 - nightly
 
 cache:

test_responses.py

@@ -396,9 +396,9 @@ def test_arbitrary_status_code():
     @responses.activate
     def run():
         url = "http://example.com/"
-        responses.add(responses.GET, url, body="test", status=418)
+        responses.add(responses.GET, url, body="test", status=419)
         resp = requests.get(url)
-        assert resp.status_code == 418
+        assert resp.status_code == 419
         assert resp.reason is None
 
     run()

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27,py34,py35,py36,py37,py38
+envlist = py27,py34,py35,py36,py37,py38,py39
 
 [testenv]
 extras = tests