This document describes the HydrOffice BAG library and tools (0.2). For the source code, go here.

Source code for hydroffice.bag.tools.bag_metadata

from __future__ import absolute_import, division, print_function, unicode_literals

import os
import logging


[docs]def main(): logger = logging.getLogger() logger.setLevel(logging.NOTSET) import argparse from hydroffice.bag import BAGFile, is_bag, __version__ app_name = "bag_metadata" app_info = "Extraction of XML metadata from an OpenNS BAG file, using hydroffice.bag r%s" % __version__ parser = argparse.ArgumentParser(prog=app_name, description=app_info) parser.add_argument("bag_file", type=str, help="a valid BAG file from which to extract metadata") parser.add_argument("-x", "--xml_file", help="the output XML metadata file", type=str) parser.add_argument("-v", "--verbose", help="increase output verbosity", action="store_true") args = parser.parse_args() if args.verbose: print("> verbosity: ON") ch = logging.StreamHandler() ch.setLevel(logging.DEBUG) # change to WARNING to reduce verbosity, DEBUG for high verbosity ch_formatter = logging.Formatter('%(levelname)-9s %(name)s.%(funcName)s:%(lineno)d > %(message)s') ch.setFormatter(ch_formatter) logger.addHandler(ch) if args.verbose: print("> input: %s" % args.bag_file) if args.xml_file: args.xml_file = os.path.abspath(args.xml_file) print("> output: %s" % args.xml_file) else: args.xml_file = os.path.abspath(BAGFile.default_metadata_file) print("> output: %s [default]" % args.xml_file) if not os.path.exists(args.bag_file): parser.exit(1, "ERROR: the input valid does not exist: %s" % args.bag_file) if not is_bag(args.bag_file): parser.exit(1, "ERROR: the input valid does not seem a BAG file: %s" % args.bag_file) bf = BAGFile(args.bag_file) try: bf.extract_metadata(args.xml_file) except Exception as e: parser.exit(1, "ERROR: %s" % e) if args.verbose: print("> DONE")
if __name__ == "__main__": main()