How to use the cligj.precision_opt function in cligj

@cligj.precision_opt
@cligj.indent_opt
@cligj.compact_opt
@click.option('--record-buffered/--no-record-buffered', default=False,
              help="Economical buffering of writes at record, not collection "
              "(default), level.")
@click.option('--ignore-errors/--no-ignore-errors', default=False,
              help="log errors but do not stop serialization.")
@options.src_crs_opt
@click.option('--with-ld-context/--without-ld-context', default=False,
              help="add a JSON-LD context to JSON output.")
@click.option('--add-ld-context-item', multiple=True,
              help="map a term to a URI and add it to the output's JSON LD "
                   "context.")
@click.option('--parse/--no-parse', default=True,
              help="load and dump the geojson feature (default is True)")
@click.pass_context

@precision_opt
@indent_opt
@compact_opt
@projection_geographic_opt
@projection_projected_opt
@projection_mercator_opt
@click.option(
    '--dst-crs', default='', metavar="EPSG:NNNN", callback=to_lower,
    help="Output in specified coordinates.")
@options.sequence_opt
@use_rs_opt
@geojson_type_collection_opt(True)
@geojson_type_feature_opt(False)
@geojson_type_bbox_opt(False)
@click.pass_context
def bounds(ctx, input, precision, indent, compact, projection, dst_crs,
           sequence, use_rs, geojson_type):

@precision_opt
@click.option('--explode/--no-explode', default=False,
              help="Explode collections into features (default: no).")
@click.option('--with-id/--without-id', default=False,
              help="Print GeoJSON ids and bounding boxes together "
                   "(default: without).")
@click.option('--with-obj/--without-obj', default=False,
              help="Print GeoJSON objects and bounding boxes together "
                   "(default: without).")
@use_rs_opt
@click.pass_context
@with_context_env
def bounds(ctx, precision, explode, with_id, with_obj, use_rs):
    """Print the bounding boxes of GeoJSON objects read from stdin.

    Optionally explode collections and print the bounds of their
    features.

@precision_opt
@click.pass_context
def transform(ctx, input, src_crs, dst_crs, precision):
    import rasterio.warp

    verbosity = (ctx.obj and ctx.obj.get('verbosity')) or 1
    logger = logging.getLogger('rio')

    # Handle the case of file, stream, or string input.
    try:
        src = click.open_file(input).readlines()
    except IOError:
        src = [input]

    try:
        with rasterio.drivers(CPL_DEBUG=verbosity>2):
            if src_crs.startswith('EPSG'):

@precision_opt
@click.pass_context
def transform(ctx, input, src_crs, dst_crs, precision):
    import rasterio.warp

    logger = logging.getLogger(__name__)

    # Handle the case of file, stream, or string input.
    try:
        src = click.open_file(input).readlines()
    except IOError:
        src = [input]

    try:
        with ctx.obj['env']:
            if src_crs.startswith('EPSG'):
                src_crs = {'init': src_crs}

@precision_opt
@indent_opt
@compact_opt
@projection_geographic_opt
@projection_projected_opt
@projection_mercator_opt
@click.option(
    '--dst-crs', default='', metavar="EPSG:NNNN", callback=to_lower,
    help="Output in specified coordinates.")
@sequence_opt
@use_rs_opt
@geojson_type_collection_opt(True)
@geojson_type_feature_opt(False)
@geojson_type_bbox_opt(False)
@click.pass_context
def bounds(ctx, input, precision, indent, compact, projection, dst_crs,
           sequence, use_rs, geojson_type):

@cligj.precision_opt
@cligj.indent_opt
@cligj.compact_opt
@click.option('--record-buffered/--no-record-buffered', default=False,
              help="Economical buffering of writes at record, not collection "
                   "(default), level.")
@click.option('--ignore-errors/--no-ignore-errors', default=False,
              help="log errors but do not stop serialization.")
@click.option('--with-ld-context/--without-ld-context', default=False,
              help="add a JSON-LD context to JSON output.")
@click.option('--add-ld-context-item', multiple=True,
              help="map a term to a URI and add it to the output's JSON LD "
                   "context.")
@click.pass_context
@with_context_env
def dump(ctx, input, encoding, precision, indent, compact, record_buffered,
         ignore_errors, with_ld_context, add_ld_context_item, layer):

@cligj.precision_opt
@cligj.indent_opt
@cligj.compact_opt
@click.option('--ignore-errors/--no-ignore-errors', default=False,
              help="log errors but do not stop serialization.")
@options.dst_crs_opt
@cligj.use_rs_opt
@click.option('--bbox', default=None, metavar="w,s,e,n",
              help="filter for features intersecting a bounding box")
@click.pass_context
@with_context_env
def cat(ctx, files, precision, indent, compact, ignore_errors, dst_crs,
        use_rs, bbox, layer):
    """
    Concatenate and print the features of input datasets as a sequence of
    GeoJSON features.

@cligj.precision_opt
@cligj.indent_opt
@cligj.compact_opt
@cligj.projection_projected_opt
@cligj.sequence_opt
@cligj.use_rs_opt
@click.option(
    '--bidx', type=click.INT, default=0,
    help="Index of the band that is the source of shapes.")
@click.pass_context
def blocks(
        ctx, input, output, precision, indent, compact, projection, sequence,
        use_rs, bidx):

    """Write dataset blocks as GeoJSON features.

    This command writes features describing a raster's internal blocks, which

@precision_opt
@indent_opt
@compact_opt
@projection_geographic_opt
@projection_projected_opt
@sequence_opt
@use_rs_opt
@geojson_type_feature_opt(True)
@geojson_type_bbox_opt(False)
@click.option('--band/--mask', default=True,
              help="Choose to extract from a band (the default) or a mask.")
@click.option('--bidx', 'bandidx', type=int, default=None,
              help="Index of the band or mask that is the source of shapes.")
@click.option('--sampling', type=int, default=1,
              help="Inverse of the sampling fraction; "
                   "a value of 10 decimates.")
@click.option('--with-nodata/--without-nodata', default=False,