SHP.EPSG4326_WGS84_PROJ4

SHP.EPSG4326_WGS84_PROJ4: str = '+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs'

Proj4 of EPSG Projection 4326 - WGS 84 (EPSG:4326) for the setting of CRS for shapefile data.