Added support for Python 3.7

Author: syrusakbary

.travis.yml

@@ -8,6 +8,8 @@ matrix:
        python: 3.5
     -  env: TOXENV=py36
        python: 3.6
+    # -  env: TOXENV=py37
+    #    python: 3.7 
     -  env: TOXENV=pypy
        python: pypy-5.7.1
     -  env: TOXENV=pre-commit

setup.py

@@ -65,10 +65,10 @@ def run_tests(self):
         "Programming Language :: Python :: 2",
         "Programming Language :: Python :: 2.7",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.3",
         "Programming Language :: Python :: 3.4",
         "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: Implementation :: PyPy",
         "License :: OSI Approved :: MIT License",
         "Topic :: Database :: Front-Ends",

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27,py34,py35,py36,pre-commit,pypy,mypy,docs
+envlist = py27,py34,py35,py36,py37,pre-commit,pypy,mypy,docs
 
 [testenv]
 deps =
@@ -11,7 +11,7 @@ deps =
     pytest-benchmark
 commands =
     py{27,34,py}: py.test graphql tests {posargs}
-    py{35,36}: py.test graphql tests tests_py35 {posargs}
+    py{35,36,37}: py.test graphql tests tests_py35 {posargs}
 
 [testenv:pre-commit]
 basepython=python3.6