BAG Bathymetry

Stream BAG (Bathymetric Attributed Grid) HDF5 products as one record per grid cell.

Overview

Property	Value
Format id	bag
Class	BAGIterable
Extensions	.bag
Read	Yes
Write	No
Extra	hdf5 (h5py)
Maturity	experimental

Record shape

{"row": 0, "col": 0, "value": 1.0}

By default the first elevation dataset under /BAG_root is used. Override with dataset or table.

Usage

from iterable import open_iterable

with open_iterable("survey.bag", format="bag") as source:
    for cell in source:
        print(cell["row"], cell["col"], cell["value"])

with open_iterable(
    "survey.bag",
    format="bag",
    iterableargs={"dataset": "/BAG_root/elevation"},
) as source:
    for cell in source:
        print(cell)

Requires a filename (not a stream). Install with pip install iterabledata[hdf5].

See also

• ASCII Grid — Esri ASCII rasters
• NetCDF — scientific gridded data
• Supported formats