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)
