Drop support for Python < 3.4.

.travis.yml

@@ -5,11 +5,9 @@
 language: python
 
 python:
-  - "3.3"
   - "3.4"
   - "3.5"
   - "3.6"
-  - "2.7"
 
 matrix:
   fast_finish: true

README.md

@@ -14,10 +14,9 @@ SETools uses the Python setuptools build system to build, and install.
 As such it contains a setup.py script that will install the tools.
 
 To run SETools command line tools, the following packages are required:
-* Python 2.7 or 3.3+
+* Python 3.4+
 * NetworkX 1.8+
 * setuptools
-* enum34 (on Python 2.7 and 3.3 only)
 * libselinux Python bindings (optional but recommended)
 
 To run SETools graphical tools, the following packages are also required:
@@ -35,7 +34,6 @@ addition to the development packages from the above list:
 
 To run SETools unit tests, the following packages are required, in
 addition to the above dependencies:
-* mock (on Python 2.7 only)
 * tox (optional)
 
 ### Obtaining SETools

apol

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright 2015, Tresys Technology, LLC
 #
 # This file is part of SETools.

sediff

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright 2015-2016, Tresys Technology, LLC
 #
 # This file is part of SETools.

sedta

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright 2014-2015, Tresys Technology, LLC
 #
 # This file is part of SETools.

seinfo

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright 2014-2015, Tresys Technology, LLC
 #
 # This file is part of SETools.

seinfoflow

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright 2014-2015, Tresys Technology, LLC
 #
 # This file is part of SETools.

sesearch

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright 2014-2015, Tresys Technology, LLC
 #
 # This file is part of SETools.

setup.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 from __future__ import print_function
 import glob
 from setuptools import setup

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 minversion      = 1.4
-envlist         = py27, py33, py34, py35
+envlist         = py34, py35, py36
 # Using site packages is not optimal,
 # but libselinux bindings are not
 # available via PyPI.
@@ -18,21 +18,16 @@ commands        = pep8 --version
                   pep8 setools/ setoolsgui/ tests/ seinfo seinfoflow sedta sesearch sediff --statistics
 
 [testenv:coverage]
-basepython      = python3.3
 deps            = networkx==1.9
                   coverage
-                  enum34
 commands        = coverage --version
                   coverage erase
                   coverage run setup.py test
                   coverage report
 
 [testenv:lint]
-basepython      = python3.3
 deps            = pylint
                   networkx==1.9
-                  mock
-                  enum34
 commands        = {envpython} setup.py build_ext -i
                   pylint --version
                   pylint -E --rcfile .pylintrc setools tests seinfo seinfoflow sedta sesearch sediff
@@ -41,8 +36,5 @@ commands        = {envpython} setup.py build_ext -i
 
 [testenv]
 deps            = networkx==1.9
-                  py27: mock
-                  py27: enum34
-                  py33: enum34
 commands        = {envpython} setup.py test
 recreate        = True