Add missing intersphinx prefixes to cross-references

Seven :ref: targets in the extension, clinic, and documentation pages resolved to nothing because their labels live in the CPython docs. Prefix them with the python: intersphinx name.

Author: summeriver13

developer-workflow/extension-modules.rst

@@ -615,7 +615,7 @@ using `Podman <https://podman.io/docs/installation>`__.
 Missing ``Py_BUILD_CORE`` define when using internal headers
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-By default, the CPython :ref:`Stable ABI <stable-abi>` is exposed via
+By default, the CPython :ref:`Stable ABI <python:stable-abi>` is exposed via
 :code:`#include "Python.h"`. In some cases, this may be insufficient
 and internal headers from :cpy-file:`Include/internal` are needed;
 in particular, those headers require the :c:macro:`!Py_BUILD_CORE`
@@ -650,7 +650,7 @@ Restricting to the Limited API
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 In order for non-CPython implementations to benefit from new extension modules,
-it is recommended to use the :ref:`Limited API <limited-c-api>`. Instead of
+it is recommended to use the :ref:`Limited API <python:limited-c-api>`. Instead of
 exposing the entire Stable ABI, define the :c:macro:`Py_LIMITED_API` macro
 *before* the :code:`#include "Python.h"` directive:
 

development-tools/clinic/howto.rst

@@ -219,7 +219,7 @@ of these arguments, along with their meanings:
 
 *converter*
    Only supported by the ``object`` converter.  Specifies the name of a
-   :ref:`C "converter function" <o_ampersand>`
+   :ref:`C "converter function" <python:o_ampersand>`
    to use to convert this object to a native type.
 
 *encoding*
@@ -677,7 +677,7 @@ How to use the "defining class" converter
 -----------------------------------------
 
 Argument Clinic facilitates gaining access to the defining class of a method.
-This is useful for :ref:`heap type <heap-types>` methods that need to fetch
+This is useful for :ref:`heap type <python:heap-types>` methods that need to fetch
 module level state.  Use :c:func:`PyType_FromModuleAndSpec` to associate a new
 heap type with a module.  You can now use :c:func:`PyType_GetModuleState` on
 the defining class to fetch the module state, for example from a module method.
@@ -1267,7 +1267,7 @@ How to use the Limited C API
 
 If Argument Clinic :term:`input` is located within a C source file
 that contains ``#define Py_LIMITED_API``, Argument Clinic will generate C code
-that uses the :ref:`Limited API <limited-c-api>` to parse arguments. The
+that uses the :ref:`Limited API <python:limited-c-api>` to parse arguments. The
 advantage of this is that the generated code will not use private functions.
 However, this *can* result in Argument Clinic generating less efficient code
 in some cases. The extent of the performance penalty will depend

development-tools/clinic/index.rst

@@ -193,7 +193,7 @@ The CLI supports the following options:
 
 .. option:: --limited
 
-    Use the :ref:`Limited API <limited-c-api>` to parse arguments in the generated C code.
+    Use the :ref:`Limited API <python:limited-c-api>` to parse arguments in the generated C code.
     See :ref:`clinic-howto-limited-capi`.
 
 .. option:: FILE ...

documentation/start-documenting.rst

@@ -25,7 +25,7 @@ written using the :ref:`reStructuredText format <markup>` and contained in the
    If you're interested in contributing to Python's documentation, there's no
    need to write reStructuredText if you're not so inclined; plain text
    contributions are more than welcome as well.  Send an e-mail to
-   docs@python.org or open an issue on the :ref:`tracker <reporting-bugs>`.
+   docs@python.org or open an issue on the :ref:`tracker <python:reporting-bugs>`.
 
 
 Introduction