Add hook for librosa

requirements-test-libraries.txt

@@ -124,6 +124,7 @@ NBT==1.5.1
 minecraft-launcher-lib==5.3; python_version >= '3.8'
 scikit-learn==1.2.2; python_version >= '3.8'
 scikit-image==0.20.0; python_version >= '3.8'
+librosa==0.10.0.post2
 
 # ------------------- Platform (OS) specifics
 

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

@@ -0,0 +1,22 @@
+# ------------------------------------------------------------------
+# Copyright (c) 2023 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_submodules
+
+# Collect all data files from the package. These include:
+#  - package's and subpackages' .pyi files for `lazy_loader`
+#  - example data in librosa/util, required by `librosa.util.files`
+#  - librosa/core/intervals.msgpack, required by `librosa.core.intervals`
+datas = collect_data_files("librosa", excludes=['**/__pycache__'])
+
+# And because modules are lazily loaded, we need to collect them all.
+hiddenimports = collect_submodules("librosa")

src/_pyinstaller_hooks_contrib/tests/test_libraries.py

@@ -1552,3 +1552,16 @@ def test_moviepy_editor(pyi_builder):
     pyi_builder.test_source("""
         import moviepy.editor
     """)
+
+
+@importorskip('librosa')
+def test_librosa(pyi_builder):
+    pyi_builder.test_source("""
+        import librosa
+
+        # Requires intervals.msgpack data file
+        import librosa.core.intervals
+
+        # Requires example files on import
+        import librosa.util.files
+    """)