https://bugs.gentoo.org/820473
https://bugs.gentoo.org/815133
https://github.com/Simsys/qhexedit2/pull/137
https://src.fedoraproject.org/rpms/qhexedit2/blob/rawhide/f/sip5.patch
From ce17d35586de1b9fdc21e3f8450dd1d2b76d5bcc Mon Sep 17 00:00:00 2001
From: Scott Talbert <swt@techie.net>
Date: Mon, 18 Jan 2021 21:06:46 -0500
Subject: [PATCH] Add support for building with sip 5

---
 project.py       | 29 +++++++++++++++++++++++++++++
 pyproject.toml   | 14 ++++++++++++++
 src/qhexedit.sip |  2 +-
 3 files changed, 44 insertions(+), 1 deletion(-)
 create mode 100644 project.py
 create mode 100644 pyproject.toml

diff --git a/project.py b/project.py
new file mode 100644
index 0000000..c9ee67f
--- /dev/null
+++ b/project.py
@@ -0,0 +1,29 @@
+"""The build configuration file for QHexEdit, used by sip."""
+
+import os
+from os.path import abspath, join
+from sipbuild import Option
+from pyqtbuild import PyQtBindings, PyQtProject
+import PyQt5
+
+
+class QHexEditProject(PyQtProject):
+    """The QHexEdit Project class."""
+
+    def __init__(self):
+        super().__init__()
+        self.bindings_factories = [QHexEditBindings]
+
+    def update(self, tool):
+        """Allows SIP to find PyQt5 .sip files."""
+        super().update(tool)
+        self.sip_include_dirs.append(join(PyQt5.__path__[0], 'bindings'))
+
+
+class QHexEditBindings(PyQtBindings):
+    """The QHexEdit Bindings class."""
+
+    def __init__(self, project):
+        super().__init__(project, name='QHexEdit',
+                         sip_file='qhexedit.sip',
+                         qmake_QT=['widgets'])
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..b5edaa4
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,14 @@
+[build-system]
+requires = ["sip >=5, <7", "PyQt-builder >=1.1.0, <2", "PyQt5"]
+build-backend = "sipbuild.api"
+
+[tool.sip.metadata]
+name = "QHexEdit"
+version = "0.8.9"
+
+[tools.sip]
+abi-version = "12.8"
+project-factory = "pyqtbuild:PyQtProject"
+
+[tool.sip.project]
+sip-files-dir = "src"
diff --git a/src/qhexedit.sip b/src/qhexedit.sip
index f7db293..6d4ebae 100644
--- a/src/qhexedit.sip
+++ b/src/qhexedit.sip
@@ -1,4 +1,4 @@
-%Module(name=qhexedit, version=1)
+%Module(name=qhexedit)
 
 %Import QtCore/QtCoremod.sip
 %Import QtGui/QtGuimod.sip