Add support for Python 3.7, drop 2.7 (#26)

* Remove branch restriction to test feature branches before PR

* Drop support for legacy Python 2.7

* Add support for Python 3.7

* Add python_requires to help pip

Author: hugovk

.travis.yml

@@ -1,13 +1,11 @@
-sudo: false
 language: python
-branches:
-  only:
-    - master
-python:
-  - "2.7"
-  - "3.5"
-  - "3.6"
-  - pypy3
+matrix:
+  include:
+    - python: "3.5"
+    - python: "3.6"
+    - python: "3.7"
+      dist: xenial
+    - python: pypy3
 cache: pip
 install:
   - pip install tox-travis

README.rst

@@ -284,7 +284,7 @@ certain pattern.
 Compatibility
 =============
 
-* Python 2.7, 3.4, 3.5, 3.6
+* Python 3.4, 3.5, 3.6, 3.7
 
 * Django 1.8, 1.9, 1.10, 1.11, 2.0, 2.1
 

setup.py

@@ -18,15 +18,20 @@
     url="https://github.com/peterbe/django-cache-memoize",
     packages=find_packages(where="src"),
     package_dir={"": "src"},
+    python_requires=">=3.4",
     classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Environment :: Web Environment :: Mozilla",
         "Framework :: Django",
         "Intended Audience :: Developers",
         "License :: OSI Approved :: Mozilla Public License 2.0 (MPL 2.0)",
         "License :: OSI Approved :: MIT License",
-        "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 :: 3 :: Only",
         "Topic :: Internet :: WWW/HTTP",
     ],
     keywords=["django", "memoize", "cache", "decorator"],

tox.ini

@@ -6,16 +6,16 @@ envlist =
     lint-py36,
     readme-py36,
     docs-py36,
-    py27-django{18,19,110,111},
     py35-django{18,19,110,111,20,21},
     py36-django{18,19,110,111,20,21},
+    py37-django{18,19,110,111,20,21},
     pypy3-django{18,19,110,111,20,21},
 
 [testenv]
 basepython =
-    py27: python2.7
     py35: python3.5
     py36: python3.6
+    py37: python3.7
     pypy3: pypy3
 usedevelop = true
 setenv =