def _get_gdal_info():
    """Get the GDAL dependency information.

    Returns
    -------
    proj_info: dict
        system GDAL information
    """
    import rasterio
    import fiona
    blob = [('fiona', fiona.__version__), ('GDAL[fiona]', fiona.
        __gdal_version__), ('rasterio', rasterio.__version__), (
        'GDAL[rasterio]', rasterio.__gdal_version__)]
    return dict(blob)
