gdal_edit.py -V (return code: 255)
GDAL 2.2.1, released 2017/06/23
gdal_edit.py --help (return code: 255)
Unrecognized option : --help
Usage: gdal_edit [--help-general] [-ro] [-a_srs srs_def] [-a_ullr ulx uly lrx lry]
[-tr xres yres] [-unsetgt] [-a_nodata value] [-unsetnodata]
[-offset value] [-scale value]
[-unsetstats] [-stats] [-approx_stats]
[-gcp pixel line easting northing [elevation]]*
[-unsetmd] [-oo NAME=VALUE]* [-mo "META-TAG=VALUE"]* datasetname
Edit in place various information of an existing GDAL dataset.