def get_contour(reset=False): """ Gets existing contour data """ contour = Contour() if reset: return contour contour_data_file = os.path.join(cli.world_dir, cli.contour_file_name) try: contour.read(contour_data_file) except (EnvironmentError, ContourLoadError), e: if e.errno != errno.ENOENT: error('could not read contour data: %s' % e)
print print "Finished shifting, shifted: %d chunks" % shifted # Attempt to merge new chunks with old chunks elif mode == Modes.merge: contour_data_file = os.path.join(cli.world_dir, cli.contour_file_name) if 'gauss' in (ChunkShaper.filt_name_river, ChunkShaper.filt_name_even): if not hasattr(filter, 'scipy'): print "You must install SciPy to use the '%s' filter" % 'gauss' sys.exit(1) print "Getting saved world contour..." contour = Contour() try: contour.read(contour_data_file) except (EnvironmentError, ContourLoadError), e: if e.errno == errno.ENOENT: if os.path.exists(cli.world_dir): error("no contour data to merge with (use trace mode to generate)") else: error('could not read world data: File not found: %s' % cli.world_dir) else: error('could not read contour data: %s' % e) def save_contour(): try: if contour.empty: os.remove(contour_data_file) else: contour.write(contour_data_file)