René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Colormap to scatter_colored","articleBody":"I've added a new version of the _scatter_colored_ function to manage the colormap. It would be great if I could push this!\r\n\r\n```\r\ntemplate\u003ctypename NumericX, typename NumericY, typename NumericColors\u003e\r\n    bool scatter_colored(const std::vector\u003cNumericX\u003e\u0026 x,\r\n                 const std::vector\u003cNumericY\u003e\u0026 y,\r\n                 const std::vector\u003cNumericColors\u003e\u0026 colors,\r\n                 const double s=1.0, // The marker size in points**2\r\n                 const std::string\u0026 cmap=\"hsv\",\r\n                 const std::map\u003cstd::string, std::string\u003e \u0026 keywords = {})\r\n    {\r\n        detail::_interpreter::get();\r\n\r\n        assert(x.size() == y.size());\r\n\r\n        PyObject* xarray = detail::get_array(x);\r\n        PyObject* yarray = detail::get_array(y);\r\n        PyObject* colors_array = detail::get_array(colors);\r\n        PyObject* cm = PyString_FromString(cmap.c_str());\r\n\r\n        PyObject* kwargs = PyDict_New();\r\n        PyDict_SetItemString(kwargs, \"s\", PyLong_FromLong(s));\r\n        PyDict_SetItemString(kwargs, \"c\", colors_array);\r\n        PyDict_SetItemString(kwargs, \"cmap\", cm);\r\n\r\n        for (const auto\u0026 it : keywords)\r\n        {\r\n            PyDict_SetItemString(kwargs, it.first.c_str(), PyString_FromString(it.second.c_str()));\r\n        }\r\n\r\n        PyObject* plot_args = PyTuple_New(2);\r\n        PyTuple_SetItem(plot_args, 0, xarray);\r\n        PyTuple_SetItem(plot_args, 1, yarray);\r\n\r\n        PyObject* res = PyObject_Call(detail::_interpreter::get().s_python_function_scatter, plot_args, kwargs);\r\n\r\n        Py_DECREF(plot_args);\r\n        Py_DECREF(kwargs);\r\n        if(res) Py_DECREF(res);\r\n\r\n        return res;\r\n    }\r\n    ","author":{"url":"https://github.com/Nicoskin","@type":"Person","name":"Nicoskin"},"datePublished":"2024-11-10T07:43:20.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/365/matplotlib-cpp/issues/365"}