Fix Travis CI (#113)

.travis.yml

@@ -1,27 +1,24 @@
 language: python
 
 python:
-    - "2.7"
+    - 2.7
+    - 3.4
+    - 3.5
+    - 3.6
     - pypy
-    - "3.3"
-    - "3.4"
-    - "3.5"
-    - "3.6"
     - pypy3
 
 install:
     - pip install tox-travis
 
 matrix:
+    include:
+        # Workaround to enable Python 3.7: https://github.com/travis-ci/travis-ci/issues/9815
+        - python: 3.7
+          dist: xenial
+          sudo: true
+    # Add entries here to ignore failures on certain configurations that are not caused by our code.
     allow_failures:
-        # PyPy 3k probably won't work until it acquires compatibility with
-        # >= 3.4
-        - python: pypy3
-
-        # Python 3.3 is causing some weird issues around setuptools.
-        # We'll turn this off for now and see if it persists over time.
-        # Since 3.3 has reached end of life, we may end up removing this from settings.
-        - python: "3.3"
 
 script:
     - tox

test/test_python_client.py

@@ -26,7 +26,7 @@ def _evaluate_namespace(self, ns):
         return result
 
     def _evaluate_namespace_with_auth_mode(self, ns, auth_mode):
-        # type: (ApiNamespace) -> typing.Text
+        # type: (ApiNamespace, str) -> typing.Text
 
         # supply supported auth modes to the SDK generator using the new syntax
         backend = PythonClientBackend(

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 
-envlist = py{27,32,33,34,35,36,py,py3},check,lint,mypy
+envlist = py{27,34,35,36,37,py,py3},check,lint,mypy
 skip_missing_interpreters = true
 
 
@@ -10,14 +10,17 @@ ignore = E128,E301,E302,E305,E402,W503
 max-line-length = 100
 
 
-[tox:travis]
+[travis]
 
-2.7 = py27, lint
-pypy = pypy, lint
-3.4 = py34, lint, mypy
-3.5 = py35, lint, mypy
-3.6 = py36, lint, mypy
-pypy3 = pypy3, lint, mypy
+# Disabled lint for Python 3.x due to https://github.com/PyCQA/pylint/issues/2297.
+python =
+    2.7: py27, lint, mypy
+    3.4: py34, mypy
+    3.5: py35, mypy
+    3.6: py36, mypy
+    3.7: py37, mypy
+    pypy: pypy, lint, mypy
+    pypy3: pypy3, mypy
 
 
 [testenv]