I have modified ja/css of Leaflet.Measure plugin, and I want to use them in folium. So, I took https://github.com/python-visualization/folium/blob/main/folium/plugins/measure_control.py as an example: from jinja2 import Template from folium.elements import JSCSSMixin from folium.utilities import parse_options class Measure(JSCSSMixin): _template = Template( """ {% macro script(this, kwargs) %} var {{ this.get_name() }} = new L.control.measure( {{ this.options|tojson }}); {{this._parent.get_name()}}.addControl({{this.get_name()}}); {% endmacro %} """ ) # noqa default_js = [ ( "leaflet_measure_js", "https://cdn.jsdelivr.net/gh/banderlog/Leaflet.Measure@refs/heads/master/src/leaflet.measure.js" ) ] default_css = [ ( "leaflet_measure_css", "https://cdn.jsdelivr.net/gh/banderlog/Leaflet.Measure@refs/heads/master/src/leaflet.measure.css" ) ] def __init__( self, **kwargs ): super().__init__() self._name = "Measure" self.options = parse_options( **kwargs ) It works, but I want somehow put local links and serve them locally (like file:///) because I do not want to use external providers. I know how to do it with flask/jinja2, but I have no idea how to do it with folium/branca Continue reading...