backport patch to remove usage of cgi module (rhbz #2083956)

babel-remove-cgi-deprecation-warning.patch

@@ -0,0 +1,75 @@
+From 965523b6c61263f48a20f1cbe8862e460c1b4853 Mon Sep 17 00:00:00 2001
+From: Aarni Koskela <akx@iki.fi>
+Date: Tue, 10 May 2022 15:36:47 +0300
+Subject: [PATCH] Use email.Message for pofile header parsing
+
+cgi.parse_header is due to be deprecated
+
+Fixes #873
+---
+ babel/messages/catalog.py     | 12 +++++++++---
+ tests/messages/test_pofile.py | 11 +++++++++++
+ 2 files changed, 20 insertions(+), 3 deletions(-)
+
+diff --git a/babel/messages/catalog.py b/babel/messages/catalog.py
+index 564b2c7c..e43a28c0 100644
+--- a/babel/messages/catalog.py
++++ b/babel/messages/catalog.py
+@@ -10,7 +10,6 @@
+ 
+ import re
+ 
+-from cgi import parse_header
+ from collections import OrderedDict
+ from datetime import datetime, time as time_
+ from difflib import get_close_matches
+@@ -225,6 +224,13 @@ class TranslationError(Exception):
+ # FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+ #"""
+ 
++def parse_separated_header(value: str):
++    # Adapted from https://peps.python.org/pep-0594/#cgi
++    from email.message import Message
++    m = Message()
++    m['content-type'] = value
++    return dict(m.get_params())
++
+ 
+ class Catalog:
+     """Representation of a message catalog."""
+@@ -424,11 +430,11 @@ def _set_mime_headers(self, headers):
+             elif name == 'language-team':
+                 self.language_team = value
+             elif name == 'content-type':
+-                mimetype, params = parse_header(value)
++                params = parse_separated_header(value)
+                 if 'charset' in params:
+                     self.charset = params['charset'].lower()
+             elif name == 'plural-forms':
+-                _, params = parse_header(' ;' + value)
++                params = parse_separated_header(' ;' + value)
+                 self._num_plurals = int(params.get('nplurals', 2))
+                 self._plural_expr = params.get('plural', '(n != 1)')
+             elif name == 'pot-creation-date':
+diff --git a/tests/messages/test_pofile.py b/tests/messages/test_pofile.py
+index 632efe7b..118960ab 100644
+--- a/tests/messages/test_pofile.py
++++ b/tests/messages/test_pofile.py
+@@ -68,6 +68,17 @@ def test_applies_specified_encoding_during_read(self):
+         catalog = pofile.read_po(buf, locale='de_DE')
+         self.assertEqual(u'bär', catalog.get('foo').string)
+ 
++    def test_encoding_header_read(self):
++        buf = BytesIO(b'msgid ""\nmsgstr ""\n"Content-Type: text/plain; charset=mac_roman\\n"\n')
++        catalog = pofile.read_po(buf, locale='xx_XX')
++        assert catalog.charset == 'mac_roman'
++
++    def test_plural_forms_header_parsed(self):
++        buf = BytesIO(b'msgid ""\nmsgstr ""\n"Plural-Forms: nplurals=42; plural=(n % 11);\\n"\n')
++        catalog = pofile.read_po(buf, locale='xx_XX')
++        assert catalog.plural_expr == '(n % 11)'
++        assert catalog.num_plurals == 42
++
+     def test_read_multiline(self):
+         buf = StringIO(r'''msgid ""
+ "Here's some text that\n"

babel.spec

@@ -8,12 +8,15 @@
 
 Name:           babel
 Version:        2.10.3
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Tools for internationalizing Python applications
 
 License:        BSD
 URL:            https://babel.pocoo.org/
 Source0:        %{pypi_source}
+# patch present in upstream master (commit 965523b6) but not in
+# 2.10.x branch
+Patch0:         babel-remove-cgi-deprecation-warning.patch
 
 BuildArch:      noarch
 
@@ -124,6 +127,9 @@ export TZ=UTC
 %endif
 
 %changelog
+* Mon Jun 20 2022 Felix Schwarz <fschwarz@fedoraproject.org> - 2.10.3-2
+- backport patch to remove usage of cgi module (rhbz #2083956)
+
 * Mon Jun 20 2022 Felix Schwarz <fschwarz@fedoraproject.org> - 2.10.3-1
 - update to 2.10.3