stilt.footprint.write_empty_footprint# stilt.footprint.write_empty_footprint(path, receptor, config, name='', metadata=None, geometry_hash=None)[source]# Record in a footprint file that a receptor’s footprint is empty: no particle reached the grid. The file has no rows and is marked stilt:empty; read_footprint() returns None for it. Return type: Path | UPath Parameters: path (str | Path | UPath) receptor (Receptor) config (FootprintConfig) name (str) metadata (dict[bytes, bytes] | None) geometry_hash (str | None)