Drop Python 3.4, add 3.7

.travis.yml

@@ -1,15 +1,12 @@
 language: python
-sudo: false
+dist: xenial
 python:
     - 2.7
-    - 3.4
     - 3.5
     - 3.6
-    # Force a newer PyPy on the old 'precise' CI image.
-    # After September 2017 this should be the default and the version
-    # pin can be removed.
-    - pypy-5.6.0
-    - pypy3.5-5.8.0
+    - 3.7
+    - pypy2.7-5.0.0
+    - pypy3.5-6.0.0
 install:
     - pip install -U pip setuptools
     - pip install -U coverage coveralls

CHANGES.rst

@@ -5,7 +5,9 @@
 4.3.2 (unreleased)
 ==================
 
-- Nothing changed yet.
+- Add support for Python 3.7.
+
+- Drop support for Python 3.4.
 
 
 4.3.1 (2017-09-01)

setup.py

@@ -16,10 +16,12 @@
 import os
 from setuptools import setup, find_packages
 
+
 def read(*rnames):
     with open(os.path.join(os.path.dirname(__file__), *rnames)) as file:
         return file.read()
 
+
 VOCABULARY_REQUIRES = [
     'zope.schema',
 ]
@@ -55,9 +57,9 @@ def read(*rnames):
           'Programming Language :: Python :: 2',
           'Programming Language :: Python :: 2.7',
           'Programming Language :: Python :: 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 :: CPython',
           'Programming Language :: Python :: Implementation :: PyPy',
           'Natural Language :: English',
@@ -91,5 +93,5 @@ def read(*rnames):
       [console_scripts]
       zpasswd = zope.password.zpasswd:main
       """,
-      python_requires='>=2.7.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*',
+      python_requires='>=2.7.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*',
 )

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 envlist =
-    py27,py34,py35,py36,pypy,pypy3,docs,coverage
+    py27,py35,py36,py37,pypy,pypy3,docs,coverage
 
 [testenv]
 commands =