Address more reviewer feedback

- Revise docs
- Add whatsnew entry
- Minor whitespace change in tests

Author: kangtastic

Doc/library/binascii.rst

@@ -193,10 +193,10 @@ The :mod:`!binascii` module defines the following functions:
    in the range from ``0`` to ``2 ** 40 - 1``, inclusive.
 
    .. note::
-      By default, this function does not map lowercase characters (which are
-      invalid in standard base32) to their uppercase counterparts, nor does
-      it contextually map ``0`` to ``O`` and ``1`` to ``I``/``L`` as
-      :rfc:`4648` allows.
+      This function does not map lowercase characters (which are invalid in
+      standard base32) to their uppercase counterparts, nor does it
+      contextually map ``0`` to ``O`` and ``1`` to ``I``/``L`` as :rfc:`4648`
+      allows.
 
    Optional *alphabet* must be a :class:`bytes` object of length 32 which
    specifies an alternative alphabet.
@@ -368,6 +368,8 @@ The :mod:`!binascii` module defines the following functions:
 .. data:: BASE32HEX_ALPHABET
 
    The "Extended Hex" Base 32 alphabet according to :rfc:`4648`.
+   Data encoded with this alphabet maintains its sort order during bitwise
+   comparisons.
 
    .. versionadded:: next
 

Doc/whatsnew/3.15.rst

@@ -662,6 +662,12 @@ binascii
 * Added the *ignorechars* parameter in :func:`~binascii.a2b_base64`.
   (Contributed by Serhiy Storchaka in :gh:`144001`.)
 
+* Added functions for Base 32 encoding:
+
+  - :func:`~binascii.b2a_base32` and :func:`~binascii.a2b_base32`
+
+  (Contributed by James Seo in :gh:`146192`.)
+
 
 calendar
 --------

Lib/test/test_binascii.py

@@ -74,6 +74,7 @@ def test_constants(self):
                          b'abcdefghijklmnopqrstuvwxyz'
                          b'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
                          b'.-:+=^!/*?&<>()[]{}@%$#')
+
         self.assertEqual(binascii.BASE32_ALPHABET,
                          b'ABCDEFGHIJKLMNOPQRSTUVWXYZ234567')
         self.assertEqual(binascii.BASE32HEX_ALPHABET,