Add hook for iso639-lang (#707)

Add a hook for `iso639-lang` to collect its data files.

news/707.new.rst

@@ -0,0 +1 @@
+Add a hook for ``iso639-lang``, to collect data files

requirements-test-libraries.txt

@@ -42,6 +42,7 @@ python-gitlab==4.4.0
 h5py==3.10.0
 humanize==4.9.0
 iminuit==2.25.2
+iso639-lang==2.2.3
 kaleido==0.2.1  # pyup: != 0.2.1.post1  # Contains only an invalid armv7l wheel.
 langdetect==1.0.9
 mariadb==1.1.10; sys_platform != "darwin"

src/_pyinstaller_hooks_contrib/hooks/stdhooks/hook-iso639.py

@@ -0,0 +1,16 @@
+# ------------------------------------------------------------------
+# Copyright (c) 2024 PyInstaller Development Team.
+#
+# This file is distributed under the terms of the GNU General Public
+# License (version 2.0 or later).
+#
+# The full license is available in LICENSE.GPL.txt, distributed with
+# this software.
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+# ------------------------------------------------------------------
+
+from PyInstaller.utils.hooks import collect_data_files
+
+# Collect data files for iso639
+datas = collect_data_files("iso639")

src/_pyinstaller_hooks_contrib/tests/test_libraries.py

@@ -1913,3 +1913,11 @@ def test_falcon(pyi_builder):
     pyi_builder.test_source("""
         import falcon
     """)
+
+
+@importorskip('iso639')
+def test_iso639(pyi_builder):
+    pyi_builder.test_source("""
+        from iso639 import Lang
+        test = Lang("en")
+    """)