Add support for Python 3.7

issue7547

.drone.yml

@@ -43,3 +43,9 @@ matrix:
         - IMAGE: python:3.6
           TOXENV: py36
           DATABASE: postgresql
+        - IMAGE: python:3.7
+          TOXENV: py37
+          DATABASE: sqlite
+        - IMAGE: python:3.7
+          TOXENV: py37
+          DATABASE: postgresql

setup.py

@@ -101,6 +101,7 @@ setup(name=name,
         'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: Implementation :: CPython',
         'Programming Language :: Python :: Implementation :: PyPy',
         'Topic :: Office/Business',

tox.ini

@@ -1,10 +1,10 @@
 [tox]
-envlist = {py34,py35,py36}-{sqlite,postgresql},pypy3-{sqlite,postgresql}
+envlist = {py34,py35,py36,py37}-{sqlite,postgresql},pypy3-{sqlite,postgresql}
 
 [testenv]
 commands = {envpython} setup.py test
 deps =
-    {py34,py35,py36}-postgresql: psycopg2 >= 2.5
+    {py34,py35,py36,py37}-postgresql: psycopg2 >= 2.5
     pypy3-postgresql: psycopg2cffi >= 2.5
     sqlite: sqlitebck
 setenv =