Switched to setuptools build system for cpp

Rather than using cppimport, use the simpler method of building a module with setuptools to be installed from disk with pip.
This reduces startup time in some cases.

Author: 2kai2kai2

.gitignore

@@ -4,10 +4,12 @@ EU4img.zip
 #Files created upon testing
 __pycache__/
 final.png
-*.pyd
-.rendered.*.cpp
 venv/
 
+#Build
+/cpp/build/
+/cpp/*.egg-info/
+
 #Shortcuts
 save games.lnk
 Screenshots.lnk

.vscode/c_cpp_properties.json

@@ -3,9 +3,7 @@
         {
             "name": "Win32",
             "includePath": [
-                "${workspaceFolder}/**",
-                "C:/Users/2kai2/AppData/Local/Programs/Python/Python310/Include",
-                "${workspaceFolder}/venv/lib/site-packages/pybind11/include"
+                "${workspaceFolder}/**"
             ],
             "defines": [
                 "_DEBUG",

EU4Bot.py

@@ -6,7 +6,6 @@
 from typing import Any, Dict, List, Optional, Tuple, Union
 
 import aiohttp
-import cppimport.import_hook
 import EU4cpplib
 import discord
 from discord.errors import DiscordException

EU4Date.h cpp/EU4Date.h

@@ -1,12 +1,3 @@
-/*cppimport
-<%
-import pybind11
-import sysconfig
-setup_pybind11(cfg)
-cfg['include_dirs'] = [pybind11.get_include(), sysconfig.get_path("include")]
-%>
-*/
-
 #include <pybind11/operators.h>
 #include <pybind11/pybind11.h>
 #include <pybind11/stl.h>

EU4cpplib.cpp cpp/EU4cpplib.cpp

@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools", "wheel", "pybind11"]
+build-backend = "setuptools.build_meta"

cpp/pyproject.toml

@@ -0,0 +1,16 @@
+from setuptools import setup
+from pybind11.setup_helpers import Pybind11Extension, build_ext
+
+ext_modules = [
+    Pybind11Extension(
+        "EU4cpplib._cpplib",
+        ["EU4cpplib.cpp"]
+    )
+]
+setup(cmdclass={"build_ext": build_ext}, ext_modules=ext_modules,
+      name="EU4cpplib", 
+      packages=["EU4cpplib"],
+      package_dir={"EU4cpplib": "wrapper"},
+      package_data={"EU4cpplib": ["*.pyi", "py.typed"]},
+      include_package_data=True
+)

cpp/setup.py

@@ -0,0 +1 @@
+from _cpplib import *

cpp/wrapper/__init__.py

@@ -1,3 +1,4 @@
+./cpp
 aiohttp>=3.7.4
 discord.py>=1.7.1
 Pillow>=8.3.2
@@ -6,6 +7,4 @@ python-dateutil>=2.8.1
 python-dotenv>=0.17.0
 pyyaml>=6.0
 requests>=2.25.1
-cppimport>=21.3.7
-pybind11>=2.6.2
 typing>=3.7.4.3