fixed markup errors
diff --git a/Doc/library/readline.rst b/Doc/library/readline.rst
index 89addaa..c58fd26 100644
--- a/Doc/library/readline.rst
+++ b/Doc/library/readline.rst
@@ -14,7 +14,7 @@
interactive prompt and the prompts offered by the :func:`raw_input` and
:func:`input` built-in functions.
-..note::
+.. note::
On MacOS X the :mod:`readline` module can be implemented using
the ``libedit`` library instead of GNU readline.
diff --git a/Doc/library/runpy.rst b/Doc/library/runpy.rst
index 33b00dc..ffc7d13 100644
--- a/Doc/library/runpy.rst
+++ b/Doc/library/runpy.rst
@@ -45,7 +45,7 @@
``__file__`` is set to the name provided by the module loader. If the
loader does not make filename information available, this variable is set
- to `:const:`None`.
+ to :const:`None`.
``__loader__`` is set to the PEP 302 module loader used to retrieve the
code for the module (This loader may be a wrapper around the standard
diff --git a/Doc/whatsnew/2.7.rst b/Doc/whatsnew/2.7.rst
index bee2619..19c6ce7 100644
--- a/Doc/whatsnew/2.7.rst
+++ b/Doc/whatsnew/2.7.rst
@@ -750,7 +750,7 @@
global site-packages directories, and
:func:`getusersitepackages` returns the path of the user's
site-packages directory.
- :func:`getuserbase` returns the value of the :envvar:``USER_BASE``
+ :func:`getuserbase` returns the value of the :envvar:`USER_BASE`
environment variable, giving the path to a directory that can be used
to store data.
(Contributed by Tarek Ziade; :issue:`6693`.)