diff --git a/gnu/packages/admin.scm b/gnu/packages/admin.scm
index 53483d22165..186a1ea5310 100644
--- a/gnu/packages/admin.scm
+++ b/gnu/packages/admin.scm
@@ -1115,8 +1115,21 @@ on memory usage on GNU/Linux systems.")
         (base32 "058y4a4mvx9m179dyr4wi8mlm6i4ybywshadaj4cvfn9fv0r0nkx"))
        (file-name (git-file-name name version))))
     (build-system gnu-build-system)
+    (arguments
+      (list
+        #:configure-flags
+        #~(list "--enable-sensors")
+        #:phases
+        #~(modify-phases %standard-phases
+            (add-after 'unpack 'patch-dlopen
+              (lambda* (#:key inputs #:allow-other-keys)
+                (substitute* "linux/LibSensors.c"
+                  (("dlopen\\(\"libsensors\\.so")
+                   (string-append "dlopen(\""
+                                  (search-input-file
+                                    inputs "/lib/libsensors.so")))))))))
     (inputs
-     (list ncurses))
+     (list ncurses (list lm-sensors "lib")))
     (native-inputs
      (list autoconf automake python-minimal-wrapper))     ; for scripts/MakeHeader.py
     (home-page "https://htop.dev")
diff --git a/gnu/packages/bioinformatics.scm b/gnu/packages/bioinformatics.scm
index 5d218e6a690..75fc119f681 100644
--- a/gnu/packages/bioinformatics.scm
+++ b/gnu/packages/bioinformatics.scm
@@ -12165,26 +12165,19 @@ interpretation.")
 (define-public python-taggd
   (package
     (name "python-taggd")
-    (version "0.3.6")
+    (version "0.4.0")
     (source (origin
               (method git-fetch)
               (uri (git-reference
-                    (url "https://github.com/SpatialTranscriptomicsResearch/taggd")
+                    (url "https://github.com/jfnavarro/taggd")
                     (commit version)))
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "0j19ah81z7aqrdljah9hyarp91gvgbk63pz6fz3pdpksy1yqyi6k"))
-              (modules '((guix build utils)))
-              (snippet
-               '(for-each delete-file
-                          (find-files "taggd" "\\.c$")))))
+                "17hi1vs1qwhxx8jnradnl9k471li6fjb6w5sljkpzjxy7rkxwb85"))))
     (build-system pyproject-build-system)
     (arguments
      (list
-      #:test-flags
-      ;; AssertionError: 0 is not true : Running Normal BAM test failed.
-      #~(list "-k" "not test_normal_bam_run")
       #:phases
       #~(modify-phases %standard-phases
           (add-before 'check 'remove-local-taggd
@@ -12193,10 +12186,16 @@ interpretation.")
               ;; taggd when running tests.
               (delete-file-recursively "taggd"))))))
     (propagated-inputs
-     (list python-numpy python-pysam))
+     (list python-numpy
+           python-pysam
+           python-tqdm
+           python-aiofiles
+           python-dnaio
+           python-types-aiofiles
+           python-types-tqdm))
     (native-inputs
      (list python-cython python-pytest python-setuptools))
-    (home-page "https://github.com/SpatialTranscriptomicsResearch/taggd")
+    (home-page "https://github.com/jfnavarro/taggd")
     (synopsis "Genetic barcode demultiplexing")
     (description "This package provides TagGD barcode demultiplexing utilities
 for Spatial Transcriptomics data.")
@@ -12205,40 +12204,45 @@ for Spatial Transcriptomics data.")
 (define-public stpipeline
   (package
     (name "stpipeline")
-    (version "1.8.1")
+    (version "2.0.0")
     (source
      (origin
-       (method url-fetch)
-       (uri (pypi-uri "stpipeline" version))
+       (method git-fetch)
+       (uri (git-reference
+              (url "https://github.com/jfnavarro/st_pipeline")
+              (commit version)))
+       (file-name (git-file-name name version))
        (sha256
-        (base32 "0har2g42fvaqpiz66lincy86aj1hvwzds26kxhxfamvyvv4721wk"))))
+        (base32 "1qah9sa7wy9ywf0si2ngqg0qyr9jjp5gxmjx3y65i78bxyq8pfyx"))))
     (build-system pyproject-build-system)
     (arguments
      (list
       #:phases '(modify-phases %standard-phases
-                  (add-after 'unpack 'relax-requirements
-                    (lambda _
-                      (substitute* "requirements.txt"
-                        (("argparse.*")
-                         "")))))))
+                  ;; requirements.txt and pyproject.toml have all versions
+                  ;; of the dependencies hardcoded. All tests pass, so it should
+                  ;; be good enough.
+                  ;; However, the sanity-check of any Python package that has
+                  ;; stpipelines a dependency, would fail too.
+                  (delete 'sanity-check))))
     (propagated-inputs (list htseq
-                             python-cython
-                             python-invoke
+                             python-distance
+                             python-dnaio
                              python-numpy
                              python-pandas
-                             python-pympler
                              python-pysam
                              python-regex
                              python-scikit-learn
                              python-scipy
                              python-seaborn
-                             python-setuptools
-                             python-sqlitedict
                              python-taggd
+                             python-types-regex
                              samtools
                              star))
-    (native-inputs (list python-setuptools python-wheel))
-    (home-page "https://github.com/SpatialTranscriptomicsResearch/st_pipeline")
+    (native-inputs (list
+                    python-cython
+                    python-pytest
+                    python-poetry-core))
+    (home-page "https://github.com/jfnavarro/st_pipeline")
     (synopsis "Pipeline for spatial mapping of unique transcripts")
     (description
      "This package provides an automated pipeline for spatial mapping of
diff --git a/gnu/packages/bootloaders.scm b/gnu/packages/bootloaders.scm
index dbce7075e30..840cce37122 100644
--- a/gnu/packages/bootloaders.scm
+++ b/gnu/packages/bootloaders.scm
@@ -1041,6 +1041,7 @@ CONFIG_TOOLS_KWBIMAGE=n")
             (lambda* (#:key tests? #:allow-other-keys)
               (when tests?
                 (invoke "./u_boot_pylib")))))))
+    (native-inputs (list python-setuptools))
     (synopsis "U-Boot Python library")
     (description "This package provides common Python code used by some of the
 commands part of the U-Boot project, such as Patman.")))
@@ -1076,6 +1077,7 @@ commands part of the U-Boot project, such as Patman.")))
                    ,(dirname (search-input-file
                               inputs
                               "libexec/git-core/git-send-email"))))))))))
+    (native-inputs (list python-setuptools))
     (inputs
      (list git
            `(,git "send-email")
diff --git a/gnu/packages/check.scm b/gnu/packages/check.scm
index 2451fd9d045..4b974917893 100644
--- a/gnu/packages/check.scm
+++ b/gnu/packages/check.scm
@@ -3184,25 +3184,6 @@ JSON APIs with Behave.")
 time by mocking the datetime module.")
     (license license:asl2.0)))
 
-(define-public python-flexmock
-  (package
-    (name "python-flexmock")
-    (version "0.12.2")
-    (source (origin
-              (method url-fetch)
-              (uri (pypi-uri "flexmock" version))
-              (sha256
-               (base32
-                "18dcr7mpldf3cxsqi9rak75n4z7x3j544l4ixdspairm7cf6cp23"))))
-    (build-system pyproject-build-system)
-    (native-inputs (list poetry python-pytest))
-    (home-page "https://flexmock.readthedocs.org")
-    (synopsis "Testing library for Python")
-    (description
-     "flexmock is a testing library for Python that makes it easy to create
-mocks, stubs and fakes.")
-    (license license:bsd-3)))
-
 (define-public python-flaky
   (package
     (name "python-flaky")
diff --git a/gnu/packages/chemistry.scm b/gnu/packages/chemistry.scm
index 06fa6676e23..93fe90a858f 100644
--- a/gnu/packages/chemistry.scm
+++ b/gnu/packages/chemistry.scm
@@ -701,10 +701,20 @@ symmetries written in C.  Spglib can be used to:
        (sha256
         (base32 "0w3c71wvhnc44pfafcjfgqkjimkcdkpjk3bahg9v6l1z8c0cyhfy"))))
     (build-system pyproject-build-system)
+    (arguments
+     (list
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-after 'unpack 'remove-six
+            (lambda _
+              (substitute* "geometric/nifty.py"
+                (("import six") "")
+                (("six\\.string_types") "str"))
+              (substitute* "setup.py"
+                (("'six',") "")))))))
     (native-inputs
      (list python-pytest
-           python-setuptools
-           python-wheel))
+           python-setuptools))
     (propagated-inputs
      (list python-numpy
            python-scipy
diff --git a/gnu/packages/iso-codes.scm b/gnu/packages/iso-codes.scm
index ad9b90a5641..000ea057b30 100644
--- a/gnu/packages/iso-codes.scm
+++ b/gnu/packages/iso-codes.scm
@@ -21,11 +21,11 @@
 
 (define-module (gnu packages iso-codes)
   #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix gexp)
   #:use-module (guix packages)
   #:use-module (guix download)
   #:use-module (guix git-download)
   #:use-module (guix build-system gnu)
-  #:use-module (guix build-system python)
   #:use-module (guix build-system pyproject)
   #:use-module (gnu packages check)
   #:use-module (gnu packages gettext)
@@ -152,17 +152,42 @@ region, WIOD classification, ccTLD.")
     (version "0.4.5")
     (source
      (origin
-       (method url-fetch)
-       (uri (pypi-uri "iso-639" version))
+       (method git-fetch)
+       (uri (git-reference
+              (url "https://github.com/noumar/iso639")
+              (commit version)))
+       (file-name (git-file-name name version))
        (sha256
-        (base32
-         "0jffmh4m20q8j27xb2fqbnlghjj0cx8pgsbzqisdg65qh2wd976w"))))
-    (build-system python-build-system)
+        (base32 "02kx6kr3x43linxqafjlx85zdk04s6ab2fv5ikyglghwr5hsvic4"))))
+    (build-system pyproject-build-system)
+    (arguments
+     (list
+      #:test-flags
+      #~(list "tests/tests.py"
+              "-k" (string-join
+                    (list
+                     ;; module 'collections' has no attribute 'Iterable'
+                     "not test_iter"
+                     ;; 'Moroccan Arabic' != 'Arabic'
+                     "test_logic_part2"
+                     ;; 'Languages' object has no attribute 'indices'
+                     "test_compare_alpha2"
+                     "test_compare_bibliographic"
+                     "test_compare_terminology")
+                    " and not "))
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-before 'check 'configure-tests
+            (lambda _
+              (setenv "PYTHONPATH"
+                      (string-append (getcwd) ":"
+                                     (getenv "GUIX_PYTHONPATH"))))))))
+    (native-inputs (list python-pycountry python-pytest python-setuptools))
     (home-page "https://github.com/noumar/iso639")
     (synopsis "Python library for ISO 639 standard")
-    (description "This package provides a Python library for ISO 639 standard
-that is concerned with representation of names for languages and language
-groups.")
+    (description
+     "This package provides a Python library for ISO 639 standard that is
+concerned with representation of names for languages and language groups.")
     (license license:agpl3+)))
 
 (define-public python-iso3166
@@ -171,13 +196,64 @@ groups.")
     (version "2.1.1")
     (source
      (origin
-       (method url-fetch)
-       (uri (pypi-uri "iso3166" version))
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/deactivated/python-iso3166")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
        (sha256
-        (base32
-         "068p94gavc8gbmp5a2kw8hi5l551wfzbpmp6z7ll8sx6vnw53mgw"))))
-    (build-system python-build-system)
+        (base32 "0j0bnm4bd23cyb7dga00gb20myg9skylchkw4d23yh31b7a315m8"))))
+    (build-system pyproject-build-system)
+    (native-inputs (list python-pytest python-setuptools))
     (home-page "https://github.com/deactivated/python-iso3166")
     (synopsis "Self-contained ISO 3166-1 country definitions")
     (description "This package provides the ISO 3166-1 country definitions.")
     (license license:expat)))
+
+(define-public python-pycountry
+  (package
+    (name "python-pycountry")
+    (version "24.6.1")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/pycountry/pycountry")
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "0qs99acz1vsj96s8pcwbnp3z3s01mzzvdayk7fm0nnl6lf3lz1g1"))))
+    (build-system pyproject-build-system)
+    (native-inputs (list python-poetry-core python-pytest python-pytest-cov))
+    (home-page "https://github.com/pycountry/pycountry")
+    (synopsis "ISO databases for languages, countries, currencies, etc.")
+    (description
+     "@code{pycountry} provides the ISO databases for the standards:
+     @enumerate
+     @item 639-3 (Languages)
+     @item 3166 (Countries)
+     @item 3166-3 (Deleted Countries)
+     @item 3166-2 (Subdivisions of countries)
+     @item 4217 (Currencies)
+     @item 15924 (Scripts)
+     @end enumerate
+     It includes a copy from Debian’s pkg-isocodes and makes the data accessible
+     through a Python API.")
+    (license license:lgpl2.1+)))
+
+(define-public python-pycountry-20.7.3
+  (hidden-package
+   (package
+     (inherit python-pycountry)
+     (name "python-pycountry")
+     (version "20.7.3")
+     (source
+      (origin
+        (method git-fetch)
+        (uri (git-reference
+               (url "https://github.com/pycountry/pycountry")
+               (commit version)))
+        (file-name (git-file-name name version))
+        (sha256
+         (base32 "1aqzbdqvy3pg0x33ay099vriazs28v6kw7fwc8ajg3avdcws2mgm"))))
+     (native-inputs (list python-pytest python-pytest-cov python-setuptools)))))
diff --git a/gnu/packages/lean.scm b/gnu/packages/lean.scm
index 82bca77dd71..8229c7e7306 100644
--- a/gnu/packages/lean.scm
+++ b/gnu/packages/lean.scm
@@ -24,11 +24,12 @@
   #:use-module (ice-9 match)
   #:use-module (gnu packages base)
   #:use-module (gnu packages bash)
+  #:use-module (gnu packages check)
   #:use-module (gnu packages llvm)
   #:use-module (gnu packages maths)
   #:use-module (gnu packages multiprecision)
   #:use-module (guix build-system cmake)
-  #:use-module (guix build-system python)
+  #:use-module (guix build-system pyproject)
   #:use-module ((guix licenses) #:prefix license:)
   #:use-module (guix gexp)
   #:use-module (guix packages)
@@ -165,18 +166,33 @@ interactive and automated theorem proving.")
   (package
     (name "python-mathlibtools")
     (version "1.1.1")
-    (source (origin
-              (method url-fetch)
-              (uri (pypi-uri "mathlibtools" version))
-              (sha256
-               (base32
-                "089pql105imx8z7ar1wiz9fn000jp6xqdfixw4jf2vric94vn9fj"))))
-    (build-system python-build-system)
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/leanprover-community/mathlib-tools")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "1kllk99cd9vsbmb0ifi21gkhrg2w803z4y5xhx0a7hx3viyjb3cv"))))
+    (build-system pyproject-build-system)
     (arguments
-     '(#:phases (modify-phases %standard-phases
-                  (add-before 'check 'fix-home-directory
-                    (lambda _
-                      (setenv "HOME" "/tmp"))))))
+     (list
+      #:test-flags
+      #~(list "-k"
+              ;; These tests require network access.
+              (string-join (list "not test_new"
+                                 "test_add"
+                                 "test_upgrade_project"
+                                 "test_upgrade_mathlib"
+                                 "test_get_tutorials")
+                           " and not "))
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-before 'check 'fix-home-directory
+            (lambda _
+              (setenv "HOME" "/tmp"))))))
+    (native-inputs (list python-pytest python-setuptools))
     (inputs (list python-toml
                   python-pygithub
                   python-certifi
diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 1cd0865263a..82d878592ac 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -11316,8 +11316,12 @@ the Wolfram language.")
        (sha256
         (base32 "1iagdic8f0yjx01kdds40jfcxcpdbrd3i0ywydl01dhyyvd2yjk9"))))
     (build-system pyproject-build-system)
-    (propagated-inputs (list python-mathics-scanner python-pygments))
-    (native-inputs (list python-setuptools python-wheel))
+    (native-inputs
+     (list python-pytest
+           python-setuptools))
+    (propagated-inputs
+     (list python-mathics-scanner
+           python-pygments))
     (home-page "http://github.com/Mathics3/mathics-pygments/")
     (synopsis "Wolfram language lexer for Pygments")
     (description "This package provides a Wolfram language lexer for Pygments.")
diff --git a/gnu/packages/music.scm b/gnu/packages/music.scm
index c789ae54fa2..763c21b7933 100644
--- a/gnu/packages/music.scm
+++ b/gnu/packages/music.scm
@@ -154,6 +154,7 @@
   #:use-module (gnu packages image)
   #:use-module (gnu packages image-viewers)
   #:use-module (gnu packages imagemagick)
+  #:use-module (gnu packages iso-codes)
   #:use-module (gnu packages java)
   #:use-module (gnu packages kde-frameworks)
   #:use-module (gnu packages libevent)
diff --git a/gnu/packages/python-check.scm b/gnu/packages/python-check.scm
index c95596dd4d6..c6f52eb8439 100644
--- a/gnu/packages/python-check.scm
+++ b/gnu/packages/python-check.scm
@@ -2,6 +2,7 @@
 ;;; Copyright © 2015 Cyril Roelandt <tipecaml@gmail.com>
 ;;; Copyright © 2015, 2019, 2020, 2021 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2016-2022 Marius Bakke <marius@gnu.org>
+;;; Copyright © 2016 宋文武 <iyzsong@envs.net>
 ;;; Copyright © 2017 Muriithi Frederick Muriuki <fredmanglis@gmail.com>
 ;;; Copyright © 2018-2020 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2019-2025 Ricardo Wurmus <rekado@elephly.net>
@@ -23,6 +24,7 @@
 ;;; Copyright © 2022 Tomasz Jeneralczyk <tj@schwi.pl>
 ;;; Copyright © 2022 jgart <jgart@dismail.de>
 ;;; Copyright © 2023 John Kehayias <john.kehayias@protonmail.com>
+;;; Copyright © 2024 Danny Milosavljevic <dannym@friendly-machines.com>
 ;;; Copyright © 2024-2025 Troy Figiel <troy@troyfigiel.com>
 ;;; Copyright © 2024 Navid Afkhami <navid.afkhami@mdc-berlin.de>
 ;;; Copyright © 2024, 2025 David Elsing <david.elsing@posteo.net>
@@ -786,6 +788,27 @@ list/set/dict comprehensions.")
 providing hints about what deprecated methods should be replaced with.")
     (license license:gpl2)))
 
+(define-public python-flexmock
+  (package
+    (name "python-flexmock")
+    (version "0.12.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "flexmock" version))
+       (sha256
+        (base32 "18dcr7mpldf3cxsqi9rak75n4z7x3j544l4ixdspairm7cf6cp23"))))
+    (build-system pyproject-build-system)
+    (native-inputs
+     (list python-poetry-core
+           python-pytest))
+    (home-page "https://flexmock.readthedocs.io/")
+    (synopsis "Testing library for Python")
+    (description
+     "flexmock is a testing library for Python that makes it easy to create
+mocks, stubs and fakes.")
+    (license license:bsd-3)))
+
 (define-public python-gcovr
   (package
     (name "python-gcovr")
diff --git a/gnu/packages/python-crypto.scm b/gnu/packages/python-crypto.scm
index 32b9f17aaa7..b20bec061fd 100644
--- a/gnu/packages/python-crypto.scm
+++ b/gnu/packages/python-crypto.scm
@@ -1771,6 +1771,7 @@ in different situations.
 @end enumerate")
     (license license:expat)))
 
+;; XXX: Not maintained since 2016.
 (define-public python-pydes
   (package
     (name "python-pydes")
@@ -1782,8 +1783,10 @@ in different situations.
        (sha256
         (base32 "04lh71f47y04vspfrdrq6a0hn060ibxvdp5z1pcr0gmqs8hqxaz2"))))
     (build-system pyproject-build-system)
-    (native-inputs (list python-setuptools python-wheel))
-    (home-page "http://twhiteman.netfirms.com/des.html")
+    (arguments
+     (list #:tests? #f))        ;no tests in PyPI, I could not fine Git
+    (native-inputs (list python-setuptools))
+    (home-page "http://twhiteman.netfirms.com/des.html") ;XXX: Dead link
     (synopsis
      "Pure python implementation of the DES and TRIPLE DES encryption algorithms")
     (description
diff --git a/gnu/packages/python-web.scm b/gnu/packages/python-web.scm
index ee9b4aadaab..ed1f7fe8afb 100644
--- a/gnu/packages/python-web.scm
+++ b/gnu/packages/python-web.scm
@@ -64,6 +64,8 @@
 ;;; Copyright © 2023 dan <i@dan.games>
 ;;; Copyright © 2023 John Kehayias <john.kehayias@protonmail.com>
 ;;; Copyright © 2023 Ivan Vilata-i-Balaguer <ivan@selidor.net>
+;;; Copyright © 2024 Fabio Natali <me@fabionatali.com>
+;;; Copyright © 2024 Steve George <steve@futurile.net>
 ;;; Copyright © 2024 Troy Figiel <troy@troyfigiel.com>
 ;;; Copyright © 2024, 2025 Sharlatan Hellseher <sharlatanus@gmail.com>
 ;;; Copyright © 2024 normally_js <normally_js@posteo.net>
@@ -205,6 +207,112 @@ writing applications that talk to network enabled embedded
 @acronym{IoT,Internet of Things} devices.")
     (license license:expat)))
 
+(define-public python-apprise
+  (package
+    (name "python-apprise")
+    (version "1.9.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "apprise" version))
+       (sha256
+        (base32 "126951n9lnlqrw5lbsvs9xs7jzg33bqqxm7cfnqag2csw6p24ca8"))))
+    (build-system pyproject-build-system)
+    (arguments
+     (list
+      ;; These tests used to be ran with --numprocesses, but that seems to have
+      ;; made them non-deterministic.
+      #:test-flags
+      #~(list "--ignore=tests/test_plugin_macosx.py"
+              "-k" "not test_plugin_glib_send_raises_generic")))
+    (native-inputs
+     (list python-babel
+           python-pytest
+           python-pytest-mock
+           python-setuptools))
+    (propagated-inputs
+     (list python-certifi
+           python-click
+           python-markdown
+           python-pygobject
+           python-pyyaml
+           python-requests
+           python-requests-oauthlib))
+    (home-page "https://github.com/caronc/apprise")
+    (synopsis "Push notification library")
+    (description
+     "Apprise is a Python library that allows sending push notifications to a
+broad range of notification services, such as Telegram, Discord, Slack, Amazon
+SNS, Gotify, etc.")
+    (license license:bsd-2)))
+
+(define-public python-blacksheep
+  (package
+    (name "python-blacksheep")
+    (version "2.4.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+              (url "https://github.com/Neoteroi/BlackSheep")
+              (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "1iwlj6vl0rnvddbn9zsdgpya88z0lifr86wz3ci1d67li7w5bjiq"))))
+    (build-system pyproject-build-system)
+    (arguments
+     (list
+      ;; tests: 1443 passed, 3 skipped
+      ;;
+      ;; 1. Ignore integration tests.
+      ;; 2. Client tests use test fixture no longer available in
+      ;; pytest-asyncio,
+      ;;
+      ;; See: <https://github.com/Neoteroi/BlackSheep/issues/596>.
+      #:test-flags
+      #~(list "--ignore=itests"
+              "--ignore=tests/client")
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-before 'build 'cythonize
+            (lambda _
+              (with-directory-excursion "blacksheep"
+                (for-each (lambda (file)
+                            (invoke "cython" "-3" file "-I" "."))
+                          (find-files "." ".*\\.pyx$"))))))))
+    (native-inputs
+     (list python-cython
+           python-flask
+           python-jinja2
+           python-pydantic
+           python-pyjwt
+           python-pytest
+           python-pytest-asyncio
+           python-setuptools))
+    (propagated-inputs
+     (list python-certifi
+           python-dateutil
+           python-essentials-openapi
+           python-guardpost
+           python-itsdangerous))
+    (home-page "https://github.com/Neoteroi/BlackSheep")
+    (synopsis "Asynchronous framework to build event based web applications")
+    (description
+     "BlackSheep is a lightweight, asynchronous, event driven Web framework.
+
+The framework offers
+@itemize
+@item A rich code API, based on dependency injection and inspired by Flask and
+ASP.NET Core.
+@item A typing-friendly codebase, which enables a comfortable development
+experience thanks to hints when coding with IDEs.
+@item Built-in generation of OpenAPI Documentation, supporting version 3, YAML,
+and JSON.
+@item A cross-platform framework, using the most modern versions of Python.
+@item Good performance.
+@end itemize")
+    (license license:expat)))
+
 (define-public python-devpi-common
   (package
     (name "python-devpi-common")
@@ -606,6 +714,40 @@ Async mode for @url{https://domainconnect.org/, Domain Connect protocol}.")
 Dropbox API v2.")
     (license license:expat)))
 
+(define-public python-essentials-openapi
+  (package
+    (name "python-essentials-openapi")
+    (version "1.2.1")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/Neoteroi/essentials-openapi")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "0f3lhpkqhvv8sr1c34cvzdqkc61306m03w3jp0zdih1v6is05j8x"))))
+    (build-system pyproject-build-system)
+    (native-inputs
+     (list python-flask
+           python-hatchling
+           python-pydantic
+           python-pytest
+           python-rich))
+    (propagated-inputs
+     (list python-essentials
+           python-httpx
+           python-jinja2
+           python-markupsafe
+           python-pyyaml))
+    (home-page "https://github.com/Neoteroi/essentials-openapi/")
+    (synopsis "Generator for OpenAPI Documentation")
+    (description
+     "Generator for OpenAPI Documentation version 2 and 3, in JSON and YAML
+formats.  Generator for other kinds of documents from OpenAPI Documentation
+files.")
+    (license license:expat)))
+
 (define-public python-eventlet
   (package
     (name "python-eventlet")
@@ -773,6 +915,51 @@ formats (PDF/XML/CSV).")
 @url{https://www.globus.org/, Globus} APIs.")
     (license license:asl2.0)))
 
+(define-public python-guardpost
+  (package
+    (name "python-guardpost")
+    (version "1.0.2")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+              (url "https://github.com/Neoteroi/guardpost")
+              (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "1cwxxxhazpaphhcysgpivk51vp76zdf7hrryc1vr6vlp2zzgwsxd"))))
+    (build-system pyproject-build-system)
+    (arguments
+     (list
+      ;; Possible timing issue, see:
+      ;; <https://github.com/Neoteroi/GuardPost/issues/18>.
+      #:test-flags '(list "--ignore=tests/test_jwts.py")))
+    (native-inputs
+     (list python-cryptography
+           python-flask
+           python-hatchling
+           python-pyjwt
+           python-pytest
+           python-pytest-asyncio))
+    (propagated-inputs
+     (list python-rodi))
+    (home-page "https://github.com/Neoteroi/GuardPost/")
+    (synopsis
+     "Authentication and authorization framework for Python applications")
+    (description
+     "GuardPost is a framework to handle authentication and
+authorization in asynchronous Python applications.
+
+Its features include
+
+@itemize
+@item Strategy to implement authentication.
+@item Strategy to implement authorization.
+@item Support for dependency injection
+@item Built-in support for JSON Web Tokens (JWTs) authentication.
+@end itemize")
+    (license license:expat)))
+
 (define-public python-hookdns
   (package
     (name "python-hookdns")
diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index f1fb89a2951..a990cef1365 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -237,6 +237,7 @@
   #:use-module (gnu packages image-processing)
   #:use-module (gnu packages imagemagick)
   #:use-module (gnu packages inkscape)
+  #:use-module (gnu packages iso-codes)
   #:use-module (gnu packages java)
   #:use-module (gnu packages jupyter)
   #:use-module (gnu packages kerberos)
@@ -344,46 +345,6 @@ protocol of git-annex, while leaving the behavior of the remote up to the
 user.")
     (license license:gpl3)))
 
-(define-public python-apprise
-  (package
-    (name "python-apprise")
-    (version "1.9.3")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (pypi-uri "apprise" version))
-       (sha256
-        (base32 "19k51ici58134m61f6di0m36mbqgdyr6r31i8v6rk22vldz6d0zm"))))
-    (build-system pyproject-build-system)
-    (arguments
-     (list
-      #:test-flags
-      #~(list "--numprocesses" (number->string (parallel-job-count))
-              "--ignore=test/test_plugin_macosx.py"
-              ;; AssertionError
-              "--deselect=test/test_plugin_wxpusher.py::test_plugin_wxpusher_urls")))
-    (native-inputs
-     (list python-babel
-           python-pytest
-           python-pytest-mock
-           python-pytest-xdist
-           python-setuptools
-           python-wheel))
-    (propagated-inputs
-     (list python-certifi
-           python-click
-           python-markdown
-           python-pyyaml
-           python-requests
-           python-requests-oauthlib))
-    (home-page "https://github.com/caronc/apprise")
-    (synopsis "Push notification library")
-    (description
-     "Apprise is a Python library that allows sending push notifications to a
-broad range of notification services, such as Telegram, Discord, Slack, Amazon
-SNS, Gotify, etc.")
-    (license license:bsd-2)))
-
 (define-public python-archspec
   (package
     (name "python-archspec")
@@ -646,7 +607,8 @@ line drawing algorithm}.")
        (sha256
         (base32 "08dmi4chamk5dbdpvrc0nb09iybfhj3wqwxgffiqnkj7030qhqb8"))))
     (build-system pyproject-build-system)
-    (native-inputs (list python-setuptools python-wheel))
+    ;; tests: 797 passed, 1 warning
+    (native-inputs (list python-pytest python-setuptools))
     (propagated-inputs (list python-ply))
     (home-page "https://github.com/calmjs/calmjs.parse/")
     (synopsis "Parsers for ECMA standards")
@@ -4179,7 +4141,7 @@ with Numpy and SciPy.")
 (define-public python-rich-tables
   (package
     (name "python-rich-tables")
-    (version "0.6.1")
+    (version "0.8.0")
     (source
      (origin
        (method git-fetch)   ; no tests data in PyPi package
@@ -4188,8 +4150,13 @@ with Numpy and SciPy.")
              (commit version)))
        (file-name (git-file-name name version))
        (sha256
-        (base32 "1wqr6sldf97ycs4gfvsqhbh1ki2kgsaicsy44g9lspvlda5nfcp1"))))
+        (base32 "1gkwgxcjnghn0alqw53kgb4ixf047dnb49kc0af3blvcwnmfmb5f"))))
     (build-system pyproject-build-system)
+    (arguments
+     (list
+      #:test-flags
+      ;; TypeError: can't subtract offset-naive and offset-aware datetimes
+      #~(list "--deselect=tests/test_outputs.py::test_outputs[tests/json/album.json]")))
     (native-inputs
      (list python-freezegun
            python-poetry-core
@@ -4197,6 +4164,7 @@ with Numpy and SciPy.")
            python-pytest-cov))
     (propagated-inputs
      (list python-funcy
+           python-humanize
            python-multimethod
            python-platformdirs
            python-rgbxy
@@ -6524,9 +6492,11 @@ other Python program.")
                (base32
                 "0skrs5i5pvpzvihgxw766zi1c9bbp33aisdldxgj470mlchvdgyy"))))
     (build-system pyproject-build-system)
+    (arguments
+     (list #:test-backend #~'custom
+           #:test-flags #~(list "tests/functional/tests.py")))
     (native-inputs
-     (list python-setuptools
-           python-wheel))
+     (list python-setuptools))
     (home-page "https://agateau.com/projects/doxyqml")
     (synopsis "Doxygen input filter for QML files")
     (description
@@ -7778,6 +7748,7 @@ something else) to Python data-types.")
         (base32
          "10zqvpaky51kgb8nd42bk7jwl8cn2zvayxjpdc1wwmpybj92x67s"))))))
 
+;; XXX: See: <https://codeberg.org/guix/guix/issues/3029>.
 (define-public python-kconfiglib
   (package
     (name "python-kconfiglib")
@@ -7789,9 +7760,10 @@ something else) to Python data-types.")
        (sha256
         (base32 "0g690bk789hsry34y4ahvly5c8w8imca90ss4njfqf7m2qicrlmy"))))
     (build-system pyproject-build-system)
+    (arguments
+     (list #:tests? #f)) ;tests require complex set up
     (native-inputs
      (list python-setuptools
-           python-wheel
            `(,python "tk")))
     (home-page "https://github.com/ulfalizer/Kconfiglib")
     (synopsis
@@ -8543,6 +8515,7 @@ important tasks for becoming a daemon process:
     ;; Only setup.py is gpl3+, everything else is apache 2.0 licensed.
     (license (list license:asl2.0 license:gpl3+))))
 
+;; XXX: See: <https://codeberg.org/guix/guix/issues/3027>.
 (define-public python-elevate
   (package
     (name "python-elevate")
@@ -8555,13 +8528,14 @@ important tasks for becoming a daemon process:
         (base32 "02g23lxzzl64j1b4fsnrdxqiahl9lnrqyxpqwcfzn0g33px1kbak"))))
     (build-system pyproject-build-system)
     (arguments
-     `(#:phases
+     `(#:tests? #f ;no tests in PyPI
+       #:phases
        (modify-phases %standard-phases
          (add-after 'unpack 'clean-up
            (lambda _
              ;; Uses stuff we don't have.
              (delete-file "elevate/windows.py"))))))
-    (native-inputs (list python-setuptools python-wheel))
+    (native-inputs (list python-setuptools))
     (home-page "https://github.com/barneygale/elevate")
     (synopsis "Python library for requesting root privileges")
     (description "This package provides a Python library for requesting
@@ -13770,10 +13744,10 @@ memoizing PEG/Packrat parser in Python.")
 (define-public python-grandalf
   (package
     (name "python-grandalf")
-    (version "0.7")
+    ;; `guix refresh` will try to upgrade to v0.55555, but that is older.
+    (version "0.8")
     (source
      (origin
-       ;; There's no source tarball on PyPI.
        (method git-fetch)
        (uri (git-reference
              (url "https://github.com/bdcht/grandalf")
@@ -13781,16 +13755,18 @@ memoizing PEG/Packrat parser in Python.")
        (file-name (git-file-name name version))
        (sha256
         (base32
-         "03p8w8ljpb87qbyldm3s6b7qi30hfcn43h33iwlgqcf31fjsyr4g"))))
-    (build-system python-build-system)
+         "199f86hz3g4p237ma4j27rzwmska3bxzsbgq20i4l4pczf9v7ax0"))))
+    (build-system pyproject-build-system)
     (arguments
-     '(#:phases
-       (modify-phases %standard-phases
-         (replace 'check
-           (lambda _
-             (invoke "python" "setup.py" "pytest"))))))
+     (list
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-before 'build 'patch-requirements
+            (lambda _
+              (substitute* "setup.py"
+                (("install_requires=\\['pyparsing'],") "")))))))
     (native-inputs
-     (list python-pytest python-pytest-runner))
+     (list python-setuptools python-pytest))
     (propagated-inputs
      (list python-numpy python-ply))
     (home-page "https://github.com/bdcht/grandalf")
@@ -17304,7 +17280,7 @@ pseudo terminal (pty), and interact with both the process and its pty.")
        ;; XXX: Snippet below is required because on v1.1.30 the source code
        ;; has configshell_fb as softlink to configshell and guix
        ;; pyproject-build-system doesn't work with symlinks very well.
-       ;; 
+       ;;
        ;; This package is only used in spdk for now and it's crucial to keep
        ;; it locked on version and keep the snipped for spdk to build
        ;; successfully.
@@ -20396,6 +20372,33 @@ package and greatly reduce the number of imports for your users.  It is a small
 pure Python module that works on virtually all Python versions.")
     (license license:expat)))
 
+(define-public python-essentials
+  (package
+    (name "python-essentials")
+    (version "1.1.6")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/Neoteroi/essentials")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "1bh8yi79gn9fg26mp58nm9xhnxcfab7rhc076av4qg00mg5p9rn0"))))
+    (build-system pyproject-build-system)
+    (native-inputs
+     (list python-hatchling
+           python-pydantic
+           python-pytest-asyncio))
+    (home-page "https://github.com/Neoteroi/essentials/wiki")
+    (synopsis
+     "Utility functions, exceptions, and classes for Python applications")
+    (description
+     "Essentials is a collection of functions, exceptions, and classes for Python
+applications.  Examples of utilities are exceptions for common scenarios,
+friendly JSON encoder, decorators for retries and logging.")
+    (license license:expat)))
+
 (define-public python-execnet
     (package
       (name "python-execnet")
@@ -23220,7 +23223,7 @@ specified in POSIX.1-2001 and POSIX.1-2008.")
        (sha256
         (base32 "1clb3lfw694crq8m767q0yjaazkplcrbzdr9fr2w39hhndivhcd6"))))
     (build-system pyproject-build-system)
-    (native-inputs (list python-setuptools python-wheel))
+    (native-inputs (list python-pytest python-setuptools))
     (home-page "https://github.com/rocky/pycolumnize")
     (synopsis "Format a simple (i.e. not nested) list into aligned columns.")
     (description
@@ -25315,6 +25318,41 @@ GraphQL schema describes your data model, and provides a GraphQL server with
 an associated set of resolve methods that know how to fetch data.")
     (license license:expat)))
 
+(define-public python-rodi
+  (package
+    (name "python-rodi")
+    (version "2.0.8")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/Neoteroi/rodi")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "0kf98yjllrq7vqcp07r2gmkqcviqglsnai3sdigdsrwrfc0b44yp"))))
+    (build-system pyproject-build-system)
+    (native-inputs
+     (list python-hatchling
+           python-pytest
+           python-pytest-asyncio))
+    (home-page "https://github.com/Neoteroi/rodi")
+    (synopsis "Dependency injection framework for Python")
+    (description
+     "Rodi is a dependency injection framework for Python applications.
+
+Its features include
+
+@itemize
+@item Type resolution by signature types annotations.
+@item Type resolution by class annotations.
+@item Type resolution by names and aliases.
+@item Build graph of objects without the need for source code changes.
+@item Minimum overhead to obtain services, once the objects graph is built.
+@item Support for singleton, transient, and scoped services.
+@end itemize")
+    (license license:expat)))
+
 ;; XXX: The last time updated in 2015, consider to remove it when nothing is
 ;; depend on it.
 (define-public python-snowballstemmer
@@ -26019,46 +26057,6 @@ converting text with ANSI color codes to HTML or LaTeX.")
      can even create animations with the cursor controls.")
     (license license:expat)))
 
-(define-public python-pycountry
-  (package
-    (name "python-pycountry")
-    (version "22.3.5")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (pypi-uri "pycountry" version))
-       (sha256
-        (base32
-         "0ihnkh86zz01vi46gcwgq6h71jrpj7hq71zi13c98n2qdhj3l5mj"))))
-    (build-system python-build-system)
-    (home-page "https://bitbucket.org/flyingcircus/pycountry")
-    (synopsis "ISO databases for languages, countries, currencies, etc.")
-    (description
-     "@code{pycountry} provides the ISO databases for the standards:
-     @enumerate
-     @item 639-3 (Languages)
-     @item 3166 (Countries)
-     @item 3166-3 (Deleted Countries)
-     @item 3166-2 (Subdivisions of countries)
-     @item 4217 (Currencies)
-     @item 15924 (Scripts)
-     @end enumerate
-     It includes a copy from Debian’s pkg-isocodes and makes the data accessible
-     through a Python API.")
-    (license license:lgpl2.1+)))
-
-(define-public python-pycountry@20.7.3
-  (package
-    (inherit python-pycountry)
-    (name "python-pycountry")
-    (version "20.7.3")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (pypi-uri "pycountry" version))
-       (sha256
-        (base32 "0hnbabsmqimx5hqh0jbd2f64i8fhzhhbrvid57048hs5sd9ll241"))))))
-
 (define-public python-pycosat
   (package
     (name "python-pycosat")
@@ -26996,9 +26994,10 @@ filetypes can be easily added by creating plugins for them.")
        (sha256
         (base32 "0c3dgm1rf7ih79pgkj7adffn8hlyqh5qah8rbzlq436kz3srk83q"))))
     (build-system pyproject-build-system)
+    (arguments
+     (list #:tests? #f)) ;no tests in PyPI or Git
     (native-inputs
-     (list python-setuptools
-           python-wheel))
+     (list python-setuptools))
     (home-page "https://github.com/benknight/hue-python-rgb-converter")
     (synopsis "RGB conversion tool in Python")
     (description
@@ -29466,29 +29465,32 @@ supports the globstar @code{**} operator to match an arbitrary number of
 path components.")
     (license license:asl2.0)))
 
+;; XXX: Not maintained since 2021.
 (define-public python-git-hammer
   (package
     (name "python-git-hammer")
-    (version "0.3.1")
+    (version "0.3.2")
     (source
      (origin
        (method git-fetch)
        (uri (git-reference
-             (url "https://github.com/asharov/git-hammer")
-             (commit version)))
+              (url "https://github.com/asharov/git-hammer")
+              (commit version)))
        (file-name (git-file-name name version))
        (sha256
-        (base32
-         "0f9xlk86ijzpdj25hr1q4wcy8k72v3w470ngwm9mpdkfj8ng84wr"))))
-    (build-system python-build-system)
+        (base32 "0j0skpbhi7js45hp1w2n87093yz1hjdg5y3kicwvm84fb8i38gvx"))))
+    (build-system pyproject-build-system)
     (arguments
-     `(#:phases
-       (modify-phases %standard-phases
-         (add-after 'unpack 'patch-setup.py
+     (list
+      #:phases
+      #~(modify-phases %standard-phases
+         (add-after 'unpack 'relax-requirements
            (lambda _
              (substitute* "setup.py"
-               (("setup\\(")
-                "setup(\n    test_suite=\"test\",")))))))
+               (("matplotlib <3.1") "matplotlib")))))))
+    (native-inputs
+     (list python-pytest
+           python-setuptools))
     (propagated-inputs
      (list python-beautifultable
            python-dateutil
@@ -29500,8 +29502,8 @@ path components.")
     (home-page "https://github.com/asharov/git-hammer")
     (synopsis "Provide statistics for git repositories")
     (description
-     "Git Hammer is a statistics tool for projects in git repositories.
-Its major feature is tracking the number of lines authored by each person for every
+     "Git Hammer is a statistics tool for projects in git repositories. Its major
+feature is tracking the number of lines authored by each person for every
 commit, but it also includes some other useful statistics.")
     (license license:asl2.0)))
 
@@ -30991,6 +30993,7 @@ module.")
     (properties '((upstream-name . "Wikidata")))
     (license license:gpl3+)))
 
+;; XXX: Not maintained since 2022, leaf package.
 (define-public python-attr
   (package
     (name "python-attr")
@@ -31002,8 +31005,11 @@ module.")
        (sha256
         (base32 "1x2627x0n2rxx8wib4cksbjjnncff8finq97k37dq70qd2kvrvhw"))))
     (build-system pyproject-build-system)
+    (arguments
+     (list #:test-backend #~'custom
+           #:test-flags #~(list "-c" "import dry_attr; dry_attr.test()")))
     (native-inputs
-     (list python-setuptools python-wheel))
+     (list python-setuptools))
     (home-page "https://github.com/denis-ryzhkov/attr")
     (synopsis "Decorator for attributes of target function or class")
     (description "Simple decorator to set attributes of target function or
@@ -32138,6 +32144,7 @@ register custom encoders and decoders.")
 bindings for Python 3.")
     (license license:bsd-3)))
 
+;; XXX: See: <https://codeberg.org/guix/guix/issues/3054>.
 (define-public python-iocapture
   ;; The latest release is more than a year older than this commit.
   (let ((commit "fdc021c431d0840303908dfc3ca8769db383595c")
@@ -32155,8 +32162,12 @@ bindings for Python 3.")
          (sha256
           (base32 "1mkbhqibxvgwg0p7slr8dfraa3g2s6bsayladhax2jccwj4kcndz"))))
       (build-system pyproject-build-system)
-      (native-inputs (list python-flexmock python-pytest python-pytest-cov
-                           python-setuptools python-wheel))
+      (native-inputs
+       (list python-flexmock
+             python-pytest
+             python-pytest-cov
+             python-setuptools
+             python-six))
       (home-page "https://github.com/oinume/iocapture")
       (synopsis "Python capturing tool for stdout and stderr")
       (description
@@ -38001,6 +38012,43 @@ static types.")
     (description "This package providis typing stubs for python-dateutil.")
     (license license:asl2.0)))
 
+(define-public python-types-aiofiles
+  (package
+    (name "python-types-aiofiles")
+    (version "24.1.0.20250822")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "types_aiofiles" version))
+       (sha256
+        (base32 "0ysar1an6il2rsd54fwzwdis209z3qq3i4zhgixfjzrh1j70vfcs"))))
+    (build-system pyproject-build-system)
+    (arguments (list #:tests? #f))      ;no tests in PyPI archive
+    (native-inputs (list python-setuptools))
+    (home-page "https://github.com/python/typeshed")
+    (synopsis "Typing stubs for python-aiofiles")
+    (description "This package providis typing stubs for python-aiofiles.")
+    (license license:asl2.0)))
+
+(define-public python-types-tqdm
+  (package
+    (name "python-types-tqdm")
+    (version "4.67.0.20250809")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "types_tqdm" version))
+       (sha256
+        (base32 "006md2hnsq79p7d5z3kiaapvl9wwa4dz3yb39jf0n22n2awpmgq2"))))
+    (build-system pyproject-build-system)
+    (arguments (list #:tests? #f))      ;no tests in PyPI archive
+    (native-inputs (list python-setuptools))
+    (propagated-inputs (list python-types-requests))
+    (home-page "https://github.com/python/typeshed")
+    (synopsis "Typing stubs for python-tqdm")
+    (description "This package providis typing stubs for python-tqdm.")
+    (license license:asl2.0)))
+
 (define-public python-types-docutils
   (package
     (name "python-types-docutils")
@@ -39406,7 +39454,19 @@ client library.")
        (sha256
         (base32 "122a8prbcj070y3fl82kvxmbciv36hj1h1d448l6zcdrb22q4mhx"))))
     (build-system pyproject-build-system)
-    (native-inputs (list python-setuptools python-wheel))
+    (arguments
+     (list
+      ;; tests: 1571 passed, 37 deselected, 1 warning
+      ;;
+      ;; Two test fail with assertion not equal:
+      ;;
+      ;; test_decode_error[0001-unpack_from requires a buffer of at least 1
+      ;; bytes] - AssertionError
+      ;;
+      ;; test_decode_error[00000101-unpack_from requires a buffer of at least
+      ;; 1 bytes] - AssertionError
+      #:test-flags #~(list "-k" "not test_decode_error")))
+    (native-inputs (list python-pytest python-setuptools))
     (home-page "https://ndeflib.readthedocs.io/")
     (synopsis "NFC Data Exchange Format decoder and encoder.")
     (description "This package provides a NFC (Near-Field Communication)
@@ -39817,6 +39877,24 @@ package.  It can be used by type-checking tools like mypy, PyCharm, pytype
 etc. to check code that uses @code{orjson}.")
     (license license:asl2.0)))
 
+(define-public python-types-regex
+  (package
+    (name "python-types-regex")
+    (version "2025.9.18.20250921")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "types_regex" version))
+       (sha256
+        (base32 "0gqc8b9d38pdm1l6nryi9rq9vmpis575hqnxlvj904n3n4hhqw71"))))
+    (build-system pyproject-build-system)
+    (arguments (list #:tests? #f))      ;no tests in PyPI archive
+    (native-inputs (list python-setuptools))
+    (home-page "https://github.com/python/typeshed")
+    (synopsis "Typing stubs for regex")
+    (description "This package provides typing stubs for regex.")
+    (license license:asl2.0)))
+
 (define-public python-rpds-py
   (package
     (name "python-rpds-py")
@@ -40161,8 +40239,16 @@ read all zbar supported codes.")
                (base32
                 "0r46q4hd7xbpvnidbra1prkg4xhmajxjjmclfqgp3pv0lgyslqxh"))))
     (build-system pyproject-build-system)
+    (arguments
+     ;; XXX: No tests in PyPI, tere are tests in Git, but there is no 3.7.10.1
+     ;; tag.
+     ;;
+     ;; See:
+     ;; - URL: <https://raw.githubusercontent.com/zeroc-ice>
+     ;; - File: <ice/refs/heads/main/python/allTests.py>
+     (list #:tests? #f))
     (inputs (list openssl))
-    (native-inputs (list python-setuptools python-wheel))
+    (native-inputs (list python-setuptools))
     (home-page "https://zeroc.com")
     (synopsis "RPC framework")
     (description
@@ -40171,6 +40257,29 @@ software by taking care of all interactions with low-level network programming
 interfaces.")
     (license license:gpl2)))
 
+;; Package variant to build python-omero-py@5.20.0
+(define-public python-zeroc-ice-3.6
+  (package
+    (inherit python-zeroc-ice)
+    (version "3.6.5")
+    (source (origin
+              (method url-fetch)
+              (uri (pypi-uri "zeroc-ice" version))
+              (sha256
+               (base32
+                "0mikjfvq26kh8asnn9v55z41pap4c5ypymqnwwi4xkavc3mzyda2"))
+              (patches
+               (search-patches
+                "python-zeroc-ice-3.6.5-python-3.11-support.patch"))))
+    (arguments
+     (substitute-keyword-arguments (package-arguments python-zeroc-ice)
+       ((#:phases phases #~%standard-phases)
+        #~(modify-phases #$phases
+            (add-before 'build 'relax-gcc-14-strictness
+              (lambda _
+                (setenv "CFLAGS"
+                        "-g -O2  -Wno-error=implicit-function-declaration")))))))))
+
 (define-public python-islenska
   (package
     (name "python-islenska")
@@ -40271,20 +40380,6 @@ instance in spelling correction, predictive typing, to help disabled people
 write text fast, and for various text generation, statistics, and modeling tasks.")
     (license license:expat)))
 
-(define-public python-zeroc-ice-3.6
-  (package
-    (inherit python-zeroc-ice)
-    (version "3.6.5")
-    (source (origin
-              (method url-fetch)
-              (uri (pypi-uri "zeroc-ice" version))
-              (sha256
-               (base32
-                "0mikjfvq26kh8asnn9v55z41pap4c5ypymqnwwi4xkavc3mzyda2"))
-              (patches
-               (search-patches
-                "python-zeroc-ice-3.6.5-python-3.11-support.patch"))))))
-
 (define-public python-whenever
   (package
     (name "python-whenever")
diff --git a/gnu/packages/shellutils.scm b/gnu/packages/shellutils.scm
index bc52898c0ae..71d9cee818c 100644
--- a/gnu/packages/shellutils.scm
+++ b/gnu/packages/shellutils.scm
@@ -69,6 +69,7 @@
   #:use-module (gnu packages pkg-config)
   #:use-module (gnu packages python)
   #:use-module (gnu packages python-build)
+  #:use-module (gnu packages python-check)
   #:use-module (gnu packages python-xyz)
   #:use-module (gnu packages readline)
   #:use-module (gnu packages ruby)
diff --git a/gnu/packages/tryton.scm b/gnu/packages/tryton.scm
index ee6cc9b6bfc..0261e92e8e7 100644
--- a/gnu/packages/tryton.scm
+++ b/gnu/packages/tryton.scm
@@ -33,6 +33,7 @@
   #:use-module (gnu packages gnome)
   #:use-module (gnu packages graphviz)
   #:use-module (gnu packages gtk)
+  #:use-module (gnu packages iso-codes)
   #:use-module (gnu packages pdf)
   #:use-module (gnu packages python)
   #:use-module (gnu packages python-build)
@@ -1739,7 +1740,7 @@ month and a year of work.")
     (arguments (tryton-arguments "country" "--no-doctest"))
     (native-inputs (%standard-trytond-native-inputs))
     (propagated-inputs
-     (list python-pycountry@20.7.3 trytond))
+     (list python-pycountry-20.7.3 trytond))
     (home-page "http://www.tryton.org/")
     (synopsis "Tryton module with countries")
     (description