Drop python 3.3 support

.travis.yml

@@ -6,7 +6,6 @@ cache:
 python:
   - "2.6"
   - "2.7"
-  - "3.3"
   - "3.4"
   - "3.5"
   - "3.5-dev"

CHANGES

@@ -46,6 +46,7 @@ Incompatible changes
 * Fix ``epub`` and ``epub3`` builders that contained links to ``genindex`` even if ``epub_use_index = False``.
 * `html_translator_class` is now deprecated.
   Use `Sphinx.set_translator()` API instead.
+* Drop python 3.3 support
 
 Features added
 --------------

doc/install.rst

@@ -80,7 +80,7 @@ sidebar and under "Quick Links", click "Windows Installer" to download.
 .. note::
 
    Currently, Python offers two major versions, 2.x and 3.x. Sphinx 1.3 can run
-   under Python 2.6, 2.7, 3.3, 3.4, with the recommended version being
+   under Python 2.6, 2.7, 3.4, 3.5, with the recommended version being
    2.7.  This chapter assumes you have installed Python 2.7.
 
 Follow the Windows installer for Python.

doc/intro.rst

@@ -54,7 +54,7 @@ See the :ref:`pertinent section in the FAQ list <usingwith>`.
 Prerequisites
 -------------
 
-Sphinx needs at least **Python 2.6** or **Python 3.3** to run, as well as the
+Sphinx needs at least **Python 2.6** or **Python 3.4** to run, as well as the
 docutils_ and Jinja2_ libraries.  Sphinx should work with docutils version 0.10
 or some (not broken) SVN trunk snapshot.  If you like to have source code
 highlighting support, you must also install the Pygments_ library.

setup.py

@@ -37,8 +37,8 @@ Among its features are the following:
 * Setuptools integration
 '''
 
-if sys.version_info < (2, 6) or (3, 0) <= sys.version_info < (3, 3):
-    print('ERROR: Sphinx requires at least Python 2.6 or 3.3 to run.')
+if sys.version_info < (2, 6) or (3, 0) <= sys.version_info < (3, 4):
+    print('ERROR: Sphinx requires at least Python 2.6 or 3.4 to run.')
     sys.exit(1)
 
 requires = [

sphinx/__init__.py

@@ -54,8 +54,8 @@ def main(argv=sys.argv):
 def build_main(argv=sys.argv):
     """Sphinx build "main" command-line entry."""
     if (sys.version_info[:3] < (2, 6, 0) or
-       (3, 0, 0) <= sys.version_info[:3] < (3, 3, 0)):
-        sys.stderr.write('Error: Sphinx requires at least Python 2.6 or 3.3 to run.\n')
+       (3, 0, 0) <= sys.version_info[:3] < (3, 4, 0)):
+        sys.stderr.write('Error: Sphinx requires at least Python 2.6 or 3.4 to run.\n')
         return 1
     try:
         from sphinx import cmdline

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist=flake8,py26,py27,py33,py34,py35,pypy,du12,du11,du10
+envlist=flake8,py26,py27,py34,py35,pypy,du12,du11,du10
 
 [testenv]
 deps=