Remove deprecated Tester class from doctest module.
diff --git a/Doc/library/doctest.rst b/Doc/library/doctest.rst
index aa662c0..133a506 100644
--- a/Doc/library/doctest.rst
+++ b/Doc/library/doctest.rst
@@ -163,10 +163,9 @@
``sys.argv`` is not examined by :func:`testmod` (so passing :option:`-v` or not
has no effect).
-Since Python 2.6, there is also a command line shortcut for running
-:func:`testmod`. You can instruct the Python interpreter to run the doctest
-module directly from the standard library and pass the module name(s) on the
-command line::
+There is also a command line shortcut for running :func:`testmod`. You can
+instruct the Python interpreter to run the doctest module directly from the
+standard library and pass the module name(s) on the command line::
python -m doctest -v example.py
@@ -233,10 +232,9 @@
:option:`-v` command-line switch or with the optional keyword argument
*verbose*.
-Since Python 2.6, there is also a command line shortcut for running
-:func:`testfile`. You can instruct the Python interpreter to run the doctest
-module directly from the standard library and pass the file name(s) on the
-command line::
+There is also a command line shortcut for running :func:`testfile`. You can
+instruct the Python interpreter to run the doctest module directly from the
+standard library and pass the file name(s) on the command line::
python -m doctest -v example.txt
@@ -888,15 +886,10 @@
------------
As your collection of doctest'ed modules grows, you'll want a way to run all
-their doctests systematically. Prior to Python 2.4, :mod:`doctest` had a barely
-documented :class:`Tester` class that supplied a rudimentary way to combine
-doctests from multiple modules. :class:`Tester` was feeble, and in practice most
-serious Python testing frameworks build on the :mod:`unittest` module, which
-supplies many flexible ways to combine tests from multiple sources. So, in
-Python 2.4, :mod:`doctest`'s :class:`Tester` class is deprecated, and
-:mod:`doctest` provides two functions that can be used to create :mod:`unittest`
-test suites from modules and text files containing doctests. These test suites
-can then be run using :mod:`unittest` test runners::
+their doctests systematically. :mod:`doctest` provides two functions that can
+be used to create :mod:`unittest` test suites from modules and text files
+containing doctests. These test suites can then be run using :mod:`unittest`
+test runners::
import unittest
import doctest