hooks: improve hook for pillow [macos] (#1952)

cx_Freeze/hooks/__init__.py

@@ -317,11 +317,6 @@ def load_pikepdf(finder: ModuleFinder, module: Module) -> None:
     finder.include_package("pikepdf")
 
 
-def load_PIL(finder: ModuleFinder, module: Module) -> None:
-    """The Pillow must be loaded as a package."""
-    finder.include_package("PIL")
-
-
 def load_plotly(finder: ModuleFinder, module: Module) -> None:
     """The plotly must be loaded as a package."""
     finder.include_package("plotly")

cx_Freeze/hooks/pil.py

@@ -0,0 +1,20 @@
+"""A collection of functions which are triggered automatically by finder when
+Pillow (PIL) package is included.
+"""
+
+from __future__ import annotations
+
+from .._compat import IS_MACOS
+from ..finder import ModuleFinder
+from ..module import Module
+
+
+def load_pil(finder: ModuleFinder, module: Module) -> None:
+    """The Pillow must be loaded as a package."""
+    finder.include_package("PIL")
+
+    # [macos] copy dependent files when using zip_include_packages
+    if IS_MACOS:
+        source_dir = module.file.parent / ".dylibs"
+        if source_dir.exists() and module.in_file_system == 0:
+            finder.include_files(source_dir, "lib/.dylibs")