python312Packages.http-parser: fix build

pkgs/development/python-modules/http-parser/default.nix

@@ -1,9 +1,10 @@
-{ lib
-, buildPythonPackage
-, fetchFromGitHub
-, cython
-, setuptools
-, pytestCheckHook
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  cython,
+  setuptools,
+  pytestCheckHook,
 }:
 
 buildPythonPackage rec {
@@ -28,18 +29,19 @@ buildPythonPackage rec {
     make -B
   '';
 
-  pythonImportsCheck = [
-    "http_parser"
-  ];
+  pythonImportsCheck = [ "http_parser" ];
 
-  nativeCheckInputs = [
-    pytestCheckHook
-  ];
+  # The imp module is deprecated since version 3.4, and was removed in 3.12
+  # https://docs.python.org/3.11/library/imp.html
+  # Fix from: https://github.com/benoitc/http-parser/pull/101/
+  patches = [ ./imp-importlib.diff ];
+
+  nativeCheckInputs = [ pytestCheckHook ];
 
-  meta = with lib; {
+  meta = {
     description = "HTTP request/response parser for python in C";
     homepage = "https://github.com/benoitc/http-parser";
-    license = licenses.mit;
-    maintainers = with maintainers; [ ];
+    license = lib.licenses.mit;
+    maintainers = [ ];
   };
 }

pkgs/development/python-modules/http-parser/imp-importlib.diff

@@ -0,0 +1,31 @@
+diff --git a/setup.py b/setup.py
+index 5c3f768..04de1d0 100644
+--- a/setup.py
++++ b/setup.py
+@@ -9,7 +9,8 @@ from distutils.errors import CCompilerError, DistutilsExecError, \
+ 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 @@ if sys.platform == 'win32' and sys.version_info > (2, 6):
+    # 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"))
+