Add hook for fastparquet

news/583.new.rst

@@ -0,0 +1 @@
+Add hook for ``fastparquet``.

requirements-test-libraries.txt

@@ -125,6 +125,7 @@ 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'
 customtkinter==5.1.3
+fastparquet==2023.4.0
 
 # ------------------- Platform (OS) specifics
 

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

@@ -0,0 +1,32 @@
+# ------------------------------------------------------------------
+# 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
+# ------------------------------------------------------------------
+import os
+
+from PyInstaller.compat import is_win
+from PyInstaller.utils.hooks import get_package_paths
+
+# In all versions for which fastparquet provides Windows wheels (>= 0.7.0), delvewheel is used,
+# so we need to collect the external site-packages/fastparquet.libs directory.
+if is_win:
+    pkg_base, pkg_dir = get_package_paths("fastparquet")
+    lib_dir = os.path.join(pkg_base, "fastparquet.libs")
+    if os.path.isdir(lib_dir):
+        # We collect DLLs as data files instead of binaries to suppress binary
+        # analysis, which would result in duplicates (because it collects a copy
+        # into the top-level directory instead of preserving the original layout).
+        # In addition to DLls, this also collects .load-order* file (required on
+        # python < 3.8), and ensures that fastparquet.libs directory exists (required
+        # on python >= 3.8 due to os.add_dll_directory call).
+        datas = [
+            (os.path.join(lib_dir, lib_file), 'fastparquet.libs')
+            for lib_file in os.listdir(lib_dir)
+        ]

src/_pyinstaller_hooks_contrib/tests/test_libraries.py

@@ -1559,3 +1559,10 @@ def test_customtkinter(pyi_builder):
     pyi_builder.test_source("""
         import customtkinter
     """)
+
+
+@importorskip('fastparquet')
+def test_fastparquet(pyi_builder):
+    pyi_builder.test_source("""
+        import fastparquet
+    """)