File pylerc-use-syslib.patch of Package lerc

diff -ur lerc-4.1.0.orig/OtherLanguages/Python/lerc/_lerc.py lerc-4.1.0/OtherLanguages/Python/lerc/_lerc.py
--- lerc-4.1.0.orig/OtherLanguages/Python/lerc/_lerc.py	2026-03-15 12:29:27.160819309 +0100
+++ lerc-4.1.0/OtherLanguages/Python/lerc/_lerc.py	2026-03-15 12:32:07.898969816 +0100
@@ -115,24 +115,10 @@
 import numpy as np
 import ctypes as ct
 from timeit import default_timer as timer
-import platform
-import os
 
 def _get_lib():
-    dir_path = os.path.dirname(os.path.realpath(__file__))
-
-    if platform.system() == "Windows":
-        lib = os.path.join(dir_path, 'Lerc.dll')
-    elif platform.system() == "Linux":
-        lib = os.path.join(dir_path, 'libLerc.so.4')
-    elif platform.system() == "Darwin":
-        lib = os.path.join(dir_path, 'libLerc.dylib')
-    else:
-        lib = None
-
-    if not lib or not os.path.exists(lib):
-        import ctypes.util
-        lib = ctypes.util.find_library('Lerc')
+    import ctypes.util
+    lib = ctypes.util.find_library('Lerc')
 
     return lib
 
diff -ur lerc-4.1.0.orig/OtherLanguages/Python/setup.py lerc-4.1.0/OtherLanguages/Python/setup.py
--- lerc-4.1.0.orig/OtherLanguages/Python/setup.py	2026-03-15 12:29:27.161382479 +0100
+++ lerc-4.1.0/OtherLanguages/Python/setup.py	2026-03-15 12:31:09.640600081 +0100
@@ -1,23 +1,5 @@
 import setuptools
-from glob import glob
-from os.path import basename, exists, join, getmtime
-from shutil import copyfile
-
-# Forces the wheel to be platform-specific (e.g., win_amd64)
-# but compatible with any Python 3 version (py3-none).
-try:
-    from wheel.bdist_wheel import bdist_wheel as _bdist_wheel
-    class bdist_wheel(_bdist_wheel):
-        def finalize_options(self):
-            _bdist_wheel.finalize_options(self)
-            self.root_is_pure = False
-            
-        def get_tag(self):
-            _, _, plat = _bdist_wheel.get_tag(self)
-            return "py3", "none", plat
-    cmdclass = {'bdist_wheel': bdist_wheel}
-except ImportError:
-    cmdclass = {}
+from os.path import join
 
 readme_path = join("lerc", "README.md")
 try:
@@ -26,18 +8,6 @@
 except Exception:
     long_description = "Limited Error Raster Compression"
 
-# Using MANIFEST.in doesn't respect relative paths above the package root.
-# Instead, inspect the location and copy in the binaries if newer.
-BINARY_TYPES = ["*.dll", "*.lib", "*.so*", "*.dylib"]
-PLATFORMS = ["Linux", "MacOS", "windows"]
-for platform in PLATFORMS:
-    platform_dir = join("..", "..", "bin", platform)
-    for ext in BINARY_TYPES:
-        input_binaries = glob(join(platform_dir, ext))
-        for input_binary in input_binaries:
-            output_binary = join("lerc", basename(input_binary))
-            if not exists(output_binary) or getmtime(input_binary) > getmtime(output_binary):
-                copyfile(input_binary, output_binary)
 
 setuptools.setup(
     name="pylerc",
@@ -51,14 +21,11 @@
     url="https://github.com/Esri/lerc",
     packages=setuptools.find_packages(),
     install_requires=["numpy >=2.3.0,<3"],
-    cmdclass=cmdclass,
     classifiers=[
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
         "Programming Language :: Python :: 3.13",
         "License :: OSI Approved :: Apache Software License",
     ],
-    package_data={"lerc": BINARY_TYPES},
     python_requires=">=3.11",
-    zip_safe=False,
 )