Merge pull request #1113 from circus-tent/python3.8

Add official support for Python 3.8

.travis.yml

@@ -19,6 +19,8 @@ before_script:
 
 jobs:
   include:
+    - python: 3.8
+      env: TOX_ENV=py38
     - python: 3.7
       env: TOX_ENV=py37
     - python: 3.6

circus/tests/venv/lib/python3.8/orig-prefix.txt

@@ -0,0 +1 @@
+/Library/Frameworks/Python.framework/Versions/3.8

circus/tests/venv/lib/python3.8/site-packages/easy-install.pth

@@ -0,0 +1,3 @@
+import sys; sys.__plen = len(sys.path)
+./pip-7.7-py3.8.egg
+import sys; new=sys.path[sys.__plen:]; del sys.path[sys.__plen:]; p=getattr(sys,'__egginsert',0); sys.path[p:p]=new; sys.__egginsert = p+len(new)

setup.py

@@ -36,6 +36,7 @@
           "Programming Language :: Python :: 3.5",
           "Programming Language :: Python :: 3.6",
           "Programming Language :: Python :: 3.7",
+          "Programming Language :: Python :: 3.8",
           "License :: OSI Approved :: Apache Software License"
       ],
       install_requires=install_requires,

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27,py34,py35,py36,py37,flake8,docs
+envlist = py27,py34,py35,py36,py37,py38,flake8,docs
 
 [testenv:py27]
 passenv = PWD TRAVIS TRAVIS_JOB_ID TRAVIS_BRANCH