Function has_capability

src/python/runner.cpp:1520–1551

    }

    bool has_capability(const std::string& name) {
        ensure_initialized();
        ensure_plugins_loaded();
        const GilAcquire gil;
        bool result = false;

        PyObject* lfs_plugins = PyImport_ImportModule("lfs_plugins");
        if (lfs_plugins) {
            PyObject* registry_class = PyObject_GetAttrString(lfs_plugins, "CapabilityRegistry");
            if (registry_class) {
                PyObject* instance_method = PyObject_GetAttrString(registry_class, "instance");
                PyObject* registry = PyObject_CallNoArgs(instance_method);
                if (registry) {
                    PyObject* has_method = PyObject_GetAttrString(registry, "has");
                    PyObject* py_name = PyUnicode_FromString(name.c_str());
                    PyObject* py_result = PyObject_CallOneArg(has_method, py_name);
                    if (py_result) {
                        result = PyObject_IsTrue(py_result);
                        Py_DECREF(py_result);
                    }
                    Py_DECREF(py_name);
                    Py_DECREF(has_method);
                    Py_DECREF(registry);
                }
                Py_DECREF(instance_method);
                Py_DECREF(registry_class);
            }
            Py_DECREF(lfs_plugins);
        }

        return result;
    }

    std::vector<CapabilityInfo> list_capabilities() {
        std::vector<CapabilityInfo> result;