PEP 594: Update 1.5 (#1068)

* Fix markup for wave section

* Add estimated EOL for 3.9

* mention pynntp and why getopt and wave stay

* Add Ned's suggestion

pep-0594.rst

@@ -99,6 +99,11 @@ Starting with Python 3.9, deprecated modules will start issuing
 `DeprecationWarning`. The `parser`_ module is removed and potentially
 replaced with a new module.
 
+All other deprecated modules are fully supported and will receive security
+updates until Python 3.9 reaches its end of lifetime. Python 3.9.0 will
+be released about 18 months after 3.8.0 (April 2021?) and most likely
+be supported for 5 years after the release. The estimated EOL of Python 3.9
+is in 2026.
 
 3.10
 ----
@@ -493,7 +498,9 @@ groups used to be a dominant platform for online discussions. Over the last
 two decades, news has been slowly but steadily replaced with mailing lists
 and web-based discussion platforms. Twisted is also
 `planning <https://twistedmatrix.com/trac/ticket/9405>`_ to deprecate NNTP
-support.
+support and `pynnt <https://github.com/greenbender/pynntp>`_ hasn't seen any
+activity since 2014. This is a good indicator that the public interest in
+NNTP support is declining.
 
 The ``nntplib`` tests have been the cause of additional work in the recent
 past. Python only contains client side of NNTP. The tests connect to
@@ -773,8 +780,11 @@ getopt
 ------
 
 The `getopt <https://docs.python.org/3/library/getopt.html>`_ module mimics
-C's getopt() option parser. Although users are encouraged to use argparse
+C's getopt() option parser.
-instead, the getopt module is still widely used.
+
+Although users are encouraged to use argparse instead, the getopt module is
+still widely used. The module is small, simple, and handy for C developers
+to write simple Python scripts.
 
 Module type
   pure Python
@@ -785,8 +795,10 @@ optparse
 --------
 
 The `optparse <https://docs.python.org/3/library/optparse.html>`_ module is
-the predecessor of the argparse module. Although it has been deprecated for
+the predecessor of the argparse module.
-many years, it's still widely used.
+
+Although it has been deprecated for many years, it's still too widely used
+to remove it.
 
 Module type
   pure Python
@@ -796,16 +808,21 @@ Substitute
   argparse
 
 wave
-~~~~
+----
 
 The `wave <https://docs.python.org/3/library/wave.html>`_ module provides
-support for the WAV sound format. The module uses one simple function
+support for the WAV sound format.
-from the `audioop`_ module to perform byte swapping between little and big
+
-endian formats. Before 24 bit WAV support was added, byte swap used to be
+The module is not deprecated, because The WAV format is still relevant these
-implemented with the ``array`` module. To remove ``wave``'s dependency on the
+days. The ``wave`` module is also used in education, e.g. to show kids how
-``audioop``, the byte swap function could be either be moved to another
+to make noise with a computer.
-module (e.g. ``operator``) or the ``array`` module could gain support for
+
-24 bit (3 byte) arrays.
+The module uses one simple function from the `audioop`_ module to perform
+byte swapping between little and big endian formats. Before 24 bit WAV
+support was added, byte swap used to be implemented with the ``array``
+module. To remove ``wave``'s dependency on the ``audioop``, the byte swap
+function could be either be moved to another module (e.g. ``operator``) or
+the ``array`` module could gain support for 24 bit (3 byte) arrays.
 
 Module type
   pure Python (depends on *byteswap* from `audioop`_ C extension)
@@ -827,7 +844,10 @@ documentation may be moved into a new git repository, so community members
 have a place from which they can pick up and fork code.
 
 A first draft of a `legacylib <https://github.com/tiran/legacylib>`_
-repository is available on my private Github account.
+repository is available on my private Github account. The modules could be
+made available on PyPI. The Python core team will not publish or maintain
+the packages. It is my hope that members of the Python community will
+adopt, maintain, and perhaps improve the deprecated modules.
 
 It's my hope that some of the deprecated modules will be picked up and
 adopted by users that actually care about them. For example ``colorsys`` and
@@ -881,6 +901,8 @@ Update 1
   list suitable substitutions.
 * Mention that ``socketserver`` is going to stay for ``http.server`` and
   ``xmlrpc.server``
+* The future maintenance section now states that the deprecated modules
+  may be adopted by Python community members.
 
 References
 ==========