Function set_zlabel

include/matplotlibcpp.h:2014–2064

}

inline void set_zlabel(const std::string &str, const std::map<std::string, std::string>& keywords = {})
{
    detail::_interpreter::get();

    // Same as with plot_surface: We lazily load the modules here the first time 
    // this function is called because I'm not sure that we can assume "matplotlib 
    // installed" implies "mpl_toolkits installed" on all platforms, and we don't 
    // want to require it for people who don't need 3d plots.
    static PyObject *mpl_toolkitsmod = nullptr, *axis3dmod = nullptr;
    if (!mpl_toolkitsmod) {
        PyObject* mpl_toolkits = PyString_FromString("mpl_toolkits");
        PyObject* axis3d = PyString_FromString("mpl_toolkits.mplot3d");
        if (!mpl_toolkits || !axis3d) { throw std::runtime_error("couldnt create string"); }

        mpl_toolkitsmod = PyImport_Import(mpl_toolkits);
        Py_DECREF(mpl_toolkits);
        if (!mpl_toolkitsmod) { throw std::runtime_error("Error loading module mpl_toolkits!"); }

        axis3dmod = PyImport_Import(axis3d);
        Py_DECREF(axis3d);
        if (!axis3dmod) { throw std::runtime_error("Error loading module mpl_toolkits.mplot3d!"); }
    }

    PyObject* pystr = PyString_FromString(str.c_str());
    PyObject* args = PyTuple_New(1);
    PyTuple_SetItem(args, 0, pystr);

    PyObject* kwargs = PyDict_New();
    for (auto it = keywords.begin(); it != keywords.end(); ++it) {
        PyDict_SetItemString(kwargs, it->first.c_str(), PyUnicode_FromString(it->second.c_str()));
    }

    PyObject *ax =
    PyObject_CallObject(detail::_interpreter::get().s_python_function_gca,
      detail::_interpreter::get().s_python_empty_tuple);
    if (!ax) throw std::runtime_error("Call to gca() failed.");
    Py_INCREF(ax);

    PyObject *zlabel = PyObject_GetAttrString(ax, "set_zlabel");
    if (!zlabel) throw std::runtime_error("Attribute set_zlabel not found.");
    Py_INCREF(zlabel);

    PyObject *res = PyObject_Call(zlabel, args, kwargs);
    if (!res) throw std::runtime_error("Call to set_zlabel() failed.");
    Py_DECREF(zlabel);

    Py_DECREF(ax);
    Py_DECREF(args);
    Py_DECREF(kwargs);
    if (res) Py_DECREF(res);
}

inline void grid(bool flag)
{