Use this page as a crib for how to use GeoCSV Lite in your projects. In order for it to work, you need:
div elements to contain your maps. It
is a requirement of Leaflet that these must have a fixed pixel width.
Each must have a distinct id;div which you wish to contain a map view,
an invocation of the function
geocsv_lite.core.initialise_map_element(id, data-source):