Apply suggestions from code review

Co-authored-by: Victor Stinner <vstinner@python.org>

Author: skirpichev

Doc/deprecations/pending-removal-in-3.21.rst

@@ -20,6 +20,6 @@ Pending removal in Python 3.21
 
 * :mod:`struct`:
 
-  * Soft-deprecated since Python 3.15 using ``'F'`` and ``'D'`` type codes now
+  * Soft-deprecated since Python 3.15, using ``'F'`` and ``'D'`` type codes are now
     deprecated.  These codes will be removed in Python 3.21.  Use instead
     two-letter forms ``'Zf'`` and ``'Zd'``.

Doc/whatsnew/3.16.rst

@@ -487,7 +487,7 @@ New deprecations
 
 * :mod:`struct`:
 
-  * Soft-deprecated since Python 3.15 using ``'F'`` and ``'D'`` type codes now
+  * Soft-deprecated since Python 3.15, using ``'F'`` and ``'D'`` type codes are now
     deprecated.  These codes will be removed in Python 3.21.  Use instead
     two-letter forms ``'Zf'`` and ``'Zd'``.
     (Contributed by Sergey B Kirpichev in :gh:`121249`.)

Lib/test/test_struct.py

@@ -1009,6 +1009,7 @@ def test_c_complex_round_trip(self):
                 with warnings.catch_warnings():
                     with self.assertWarns(DeprecationWarning):
                         b = struct.pack(f, z)
+
                 with warnings.catch_warnings():
                     warnings.simplefilter("error", DeprecationWarning)
                     self.assertRaises(DeprecationWarning, struct.unpack, f, b)

Misc/NEWS.d/next/Library/2026-06-26-19-01-13.gh-issue-121249.p1SBW0.rst

@@ -1 +1 @@
-Deprecate using ``'F'`` and ``'D'`` type codes in the :mod:`struct`.
+Deprecate using ``'F'`` and ``'D'`` type codes in the :mod:`struct` module.