Issue #22251: Fix ReST markup to avoid errors building docs.

Doc/extending/newtypes.rst

@@ -983,6 +983,7 @@ done.  This can be done using the :c:func:`PyErr_Fetch` and
    }
 
 .. note::
+
    There are limitations to what you can safely do in a deallocator function.
    First, if your type supports garbage collection (using :c:member:`~PyTypeObject.tp_traverse`
    and/or :c:member:`~PyTypeObject.tp_clear`), some of the object's members can have been
@@ -997,6 +998,7 @@ done.  This can be done using the :c:func:`PyErr_Fetch` and
    :c:member:`~PyTypeObject.tp_finalize` type method.
 
    .. seealso::
+
       :pep:`442` explains the new finalization scheme.
 
 .. index::

Doc/faq/library.rst

@@ -697,7 +697,9 @@ quoted using :func:`urllib.parse.urlencode`.  For example, to send
    >>> urllib.parse.urlencode({'name': 'Guy Steele, Jr.'})
    'name=Guy+Steele%2C+Jr.'
 
-.. seealso:: :ref:`urllib-howto` for extensive examples.
+.. seealso::
+
+   :ref:`urllib-howto` for extensive examples.
 
 
 What module should I use to help with generating HTML?

Doc/library/argparse.rst

@@ -1894,6 +1894,7 @@ the populated namespace and the list of remaining argument strings.
    (Namespace(bar='BAR', foo=True), ['--badger', 'spam'])
 
 .. warning::
+
    :ref:`Prefix matching <prefix-matching>` rules apply to
    :meth:`parse_known_args`. The parser may consume an option even if it's just
    a prefix of one of its known options, instead of leaving it in the remaining

Doc/library/asyncio-eventloop.rst

@@ -197,7 +197,9 @@ Creating connections
      the transport; if *ssl* is :const:`True`, a context with some
      unspecified default settings is used.
 
-     .. seealso:: :ref:`SSL/TLS security considerations <ssl-security>`
+     .. seealso::
+
+        :ref:`SSL/TLS security considerations <ssl-security>`
 
    * *server_hostname*, is only for use together with *ssl*,
      and sets or overrides the hostname that the target server's certificate

Doc/library/asyncio-protocol.rst

@@ -407,6 +407,7 @@ even more), and eventually :meth:`resume_writing` is called once when the
 buffer size reaches the low-water mark.
 
 .. note::
+
    If the buffer size equals the high-water mark,
    :meth:`pause_writing` is not called -- it must go strictly over.
    Conversely, :meth:`resume_writing` is called when the buffer size is
@@ -415,6 +416,7 @@ buffer size reaches the low-water mark.
    mark is zero.
 
 .. note::
+
    On BSD systems (OS X, FreeBSD, etc.) flow control is not supported
    for :class:`DatagramProtocol`, because send failures caused by
    writing too many packets cannot be detected easily.  The socket

Doc/library/asyncio-task.rst

@@ -269,6 +269,7 @@ and it stores the result into the future. The
 the future.
 
 .. note::
+
    The :meth:`~BaseEventLoop.run_until_complete` method uses internally the
    :meth:`~Future.add_done_callback` method to be notified when the future is
    done.

Doc/library/email.contentmanager.rst

@@ -405,7 +405,9 @@ Currently the email package provides only one concrete content manager,
        ``message/rfc822``, use ``8bit`` if *cte* is not specified.  For all
        other values of *subtype*, use ``7bit``.
 
-       .. note:: A *cte* of ``binary`` does not actually work correctly yet.
+       .. note::
+
+          A *cte* of ``binary`` does not actually work correctly yet.
           The ``Message`` object as modified by ``set_content`` is correct, but
           :class:`~email.generator.BytesGenerator` does not serialize it
           correctly.

Doc/library/logging.handlers.rst

@@ -864,7 +864,9 @@ supports sending logging messages to a Web server, using either ``GET`` or
       :meth:`mapLogRecord` method is used to convert the record to the
       dictionary to be sent.
 
-   .. note:: Since preparing a record for sending it to a Web server is not
+   .. note::
+
+      Since preparing a record for sending it to a Web server is not
       the same as a generic formatting operation, using
       :meth:`~logging.Handler.setFormatter` to specify a
       :class:`~logging.Formatter` for a :class:`HTTPHandler` has no effect.

Doc/library/multiprocessing.rst

@@ -851,6 +851,7 @@ Miscellaneous
    :exc:`NotImplementedError`.
 
    .. seealso::
+
       :func:`os.cpu_count`
 
 .. function:: current_process()

Doc/library/os.rst

@@ -57,6 +57,7 @@ Notes on the availability of these functions:
    ``'ce'``, ``'java'``.
 
    .. seealso::
+
       :attr:`sys.platform` has a finer granularity.  :func:`os.uname` gives
       system-dependent version information.
 

Doc/library/pathlib.rst

@@ -32,15 +32,18 @@ Pure paths are useful in some special cases; for example:
    useful since those simply don't have any OS-accessing operations.
 
 .. note::
+
    This module has been included in the standard library on a
    :term:`provisional basis <provisional package>`. Backwards incompatible
    changes (up to and including removal of the package) may occur if deemed
    necessary by the core developers.
 
 .. seealso::
+
    :pep:`428`: The pathlib module -- object-oriented filesystem paths.
 
 .. seealso::
+
    For low-level path manipulation on strings, you can also use the
    :mod:`os.path` module.
 

Doc/library/pickle.rst

@@ -141,6 +141,7 @@ to read the pickle produced.
   brought by protocol 4.
 
 .. note::
+
    Serialization is a more primitive notion than persistence; although
    :mod:`pickle` reads and writes file objects, it does not handle the issue of
    naming persistent objects, nor the (even more complicated) issue of concurrent

Doc/library/ssl.rst

@@ -259,6 +259,7 @@ purposes.
    default CA certificates.
 
    .. note::
+
       The protocol, options, cipher and other settings may change to more
       restrictive values anytime without prior deprecation.  The values
       represent a fair balance between compatibility and security.
@@ -267,6 +268,7 @@ purposes.
       :class:`SSLContext` and apply the settings yourself.
 
    .. note::
+
       If you find that when certain older clients or servers attempt to connect
       with a :class:`SSLContext` created by this function that they get an
       error stating "Protocol or cipher suite mismatch", it may be that they
@@ -963,6 +965,7 @@ to speed up repeated connections from the same clients.
    interoperability.
 
    .. seealso::
+
       :func:`create_default_context` lets the :mod:`ssl` module choose
       security settings for a given purpose.
 

Doc/library/statistics.rst

@@ -135,7 +135,9 @@ However, for reading convenience, most of the examples show sorted sequences.
    This is suited for when your data is discrete, and you don't mind that the
    median may not be an actual data point.
 
-   .. seealso:: :func:`median_low`, :func:`median_high`, :func:`median_grouped`
+   .. seealso::
+
+      :func:`median_low`, :func:`median_high`, :func:`median_grouped`
 
 
 .. function:: median_low(data)

Doc/library/stdtypes.rst

@@ -3872,6 +3872,7 @@ pairs within braces, for example: ``{'jack': 4098, 'sjoerd': 4127}`` or ``{4098:
       :ref:`documentation of view objects <dict-views>`.
 
 .. seealso::
+
    :class:`types.MappingProxyType` can be used to create a read-only view
    of a :class:`dict`.
 

Doc/library/sys.rst

@@ -798,6 +798,7 @@ always available.
 
 
    .. seealso::
+
       Module :mod:`site` This describes how to use .pth files to extend
       :data:`sys.path`.
 

Doc/library/warnings.rst

@@ -41,6 +41,7 @@ message by calling :func:`formatwarning`, which is also available for use by
 custom implementations.
 
 .. seealso::
+
    :func:`logging.captureWarnings` allows you to handle all warnings with
    the standard logging infrastructure.
 

Doc/using/cmdline.rst

@@ -107,6 +107,7 @@ source.
        python -mtimeit -h # for details
 
    .. seealso::
+
       :func:`runpy.run_module`
          Equivalent functionality directly available to Python code
 
@@ -158,7 +159,9 @@ automatically enabled, if available on your platform (see
 .. versionchanged:: 3.4
    Automatic enabling of tab-completion and history editing.
 
-.. seealso::  :ref:`tut-invoking`
+.. seealso::
+
+   :ref:`tut-invoking`
 
 
 Generic options
@@ -362,6 +365,7 @@ Miscellaneous options
    thus equivalent to an omitted line number.
 
    .. seealso::
+
       :mod:`warnings` -- the warnings module
 
       :pep:`230` -- Warning framework