Method initFromPython

src/python/handler/PyUtils.h:1830–1840

	private:
		template<class InitArgs, size_t ...idx>
		PY_STRONG_INLINE static void initFromPython(Derived* self, PyObject* args, std::index_sequence<idx...>)
		{
			auto temp = self->ob_base;
			auto temp2 = self->managedDict;
			auto temp3 = self->managedWeakList;
			self->~Derived();
			new (self) Derived{ toCpp<std::tuple_element_t<idx, InitArgs>>(PyTuple_GetItem(args, idx))... };
			self->ob_base = temp;
			self->managedDict = temp2;
			self->managedWeakList = temp3;
		}

		static int init(Derived* self, PyObject* args, PyObject* kwargs)
		{