File remove-imp-module.patch of Package python-http-parser

From 4d4984ce129253f9de475bfd3c683301c916e8b1 Mon Sep 17 00:00:00 2001
From: Steve Kowalik <steven@wedontsleep.org>
Date: Thu, 11 Jan 2024 14:14:07 +1100
Subject: [PATCH] Switch to importlib in setup.py

The imp module has been deprecated and was removed in Python 3.12.
Switch to using importlib functions to load the module, rather than
imp.load_source().

Fixes #99
---
 setup.py | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index 5c3f768..04de1d0 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,8 @@
 from distutils.command.build_ext import build_ext
 from distutils.command.sdist import sdist as _sdist
 import glob
-from imp import load_source
+import importlib.machinery
+import importlib.util
 import io
 import os
 import shutil
@@ -28,6 +29,16 @@
    # find the compiler
    ext_errors += (IOError,)
 
+
+def load_source(modname, filename):
+    loader = importlib.machinery.SourceFileLoader(modname, filename)
+    spec = importlib.util.spec_from_file_location(
+        modname, filename, loader=loader)
+    module = importlib.util.module_from_spec(spec)
+    loader.exec_module(module)
+    return module
+
+
 http_parser = load_source("http_parser", os.path.join("http_parser",
         "__init__.py"))