Remove support and testing for EOL Python 3.3

Python 3.3 is EOL. It is no longer receiving bug fixes, including for
security issues. It has been EOL since 2017-09-29. For additional
details of the status of Python versions, see:

https://devguide.python.org/#status-of-python-branches

4 files changed, 2 insertions, 4 deletions

diff --git a/.travis.yml b/.travis.yml
index b0ac608..fb0f9fd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,6 @@ python:
   - "3.6"
   - "3.5"
   - "3.4"
-  - "3.3"
   - "2.7"
 before_install:
   - wget http://download.redis.io/releases/redis-5.0.0.tar.gz && mkdir redis_install && tar -xvzf redis-5.0.0.tar.gz -C redis_install && cd redis_install/redis-5.0.0 && make && src/redis-server --daemonize yes && cd ../..
diff --git a/CHANGES b/CHANGES
index db81c79..625ed25 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,5 +1,5 @@
 * UNRELEASED
-    * Removed support for EOL Python 2.6.
+    * Removed support for EOL Python 2.6 and 3.3.
 * 2.10.6
     * Various performance improvements. Thanks cjsimpson
     * Fixed a bug with SRANDMEMBER where the behavior for `number=0` did
diff --git a/setup.py b/setup.py
index 6838fe8..9a87d66 100644
--- a/setup.py
+++ b/setup.py
@@ -64,7 +64,6 @@ setup(
         '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',
diff --git a/tox.ini b/tox.ini
index 64abccb..3437348 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 1.8
-envlist = {py27,py33,py34,py35,py36}-{plain,hiredis}, pycodestyle
+envlist = {py27,py34,py35,py36}-{plain,hiredis}, pycodestyle
 
 [testenv]
 deps =