Issue #26462: Merge code block fixes from 3.5

Doc/extending/building.rst

@@ -55,7 +55,9 @@ Since distutils also supports creation of binary packages, users don't
 necessarily need a compiler and distutils to install the extension.
 
 A distutils package contains a driver script, :file:`setup.py`. This is a plain
-Python file, which, in the most simple case, could look like this::
+Python file, which, in the most simple case, could look like this:
+
+.. code-block:: python3
 
    from distutils.core import setup, Extension
 
@@ -96,7 +98,9 @@ file, :file:`demo.c`.
 
 In many cases, building an extension is more complex, since additional
 preprocessor defines and libraries may be needed. This is demonstrated in the
-example below. ::
+example below.
+
+.. code-block:: python3
 
    from distutils.core import setup, Extension
 
@@ -161,4 +165,3 @@ commands can be used to do so. ::
    python setup.py bdist_wininst
    python setup.py bdist_rpm
    python setup.py bdist_dumb
-

Doc/extending/embedding.rst

@@ -157,7 +157,9 @@ script, such as:
            c = c + b
        return c
 
-then the result should be::
+then the result should be:
+
+.. code-block:: shell-session
 
    $ call multiply multiply 3 2
    Will compute 3 times 2
@@ -291,16 +293,20 @@ available).  This script has several options, of which the following will
 be directly useful to you:
 
 * ``pythonX.Y-config --cflags`` will give you the recommended flags when
-  compiling::
+  compiling:
 
-   $ /opt/bin/python3.4-config --cflags
-   -I/opt/include/python3.4m -I/opt/include/python3.4m -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes
+  .. code-block:: shell-session
+
+     $ /opt/bin/python3.4-config --cflags
+     -I/opt/include/python3.4m -I/opt/include/python3.4m -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes
 
 * ``pythonX.Y-config --ldflags`` will give you the recommended flags when
-  linking::
+  linking:
 
-   $ /opt/bin/python3.4-config --ldflags
-   -L/opt/lib/python3.4/config-3.4m -lpthread -ldl -lutil -lm -lpython3.4m -Xlinker -export-dynamic
+  .. code-block:: shell-session
+
+     $ /opt/bin/python3.4-config --ldflags
+     -L/opt/lib/python3.4/config-3.4m -lpthread -ldl -lutil -lm -lpython3.4m -Xlinker -export-dynamic
 
 .. note::
    To avoid confusion between several Python installations (and especially

Doc/extending/extending.rst

@@ -792,7 +792,9 @@ the format string is empty, it returns ``None``; if it contains exactly one
 format unit, it returns whatever object is described by that format unit.  To
 force it to return a tuple of size 0 or one, parenthesize the format string.
 
-Examples (to the left the call, to the right the resulting Python value)::
+Examples (to the left the call, to the right the resulting Python value):
+
+.. code-block:: none
 
    Py_BuildValue("")                        None
    Py_BuildValue("i", 123)                  123
@@ -1348,4 +1350,3 @@ code distribution).
 
 .. [#] These guarantees don't hold when you use the "old" style calling convention ---
    this is still found in much existing code.
-

Doc/extending/newtypes.rst

@@ -209,7 +209,9 @@ That's it!  All that remains is to build it; put the above code in a file called
    setup(name="noddy", version="1.0",
          ext_modules=[Extension("noddy", ["noddy.c"])])
 
-in a file called :file:`setup.py`; then typing ::
+in a file called :file:`setup.py`; then typing
+
+.. code-block:: shell-session
 
    $ python setup.py build
 
@@ -1513,4 +1515,3 @@ might be something like the following::
 .. [#] Even in the third version, we aren't guaranteed to avoid cycles.  Instances of
    string subclasses are allowed and string subclasses could allow cycles even if
    normal strings don't.
-