Joachim Ungar
Joachim Ungar
also, maybe add __len__() methods?
https://gist.github.com/sgillies/2217756
iterating through `TilePyramid` yields `TileMatrix` which yields `Tile` objects
like `BufferedTilePyramid` in `mapchete.tile`
for `tiles_from_bounds()`, `tiles_from_bbox()`, `tiles_from_geom()` functions
* add read_union_geometry() and read_as_raster_mask() methods to VectorInput