optParser= OptionParser()
[ optParser.add_option(opt) for opt in [
make_option('-s', '--shapes', default= None, help= 'json file containing the shapes')
]]
opts, args= optParser.parse_args()
# if shape file was not pased in, display error and usage
if opts.shapes == None:
print >> stderr, "--shape=<filename> argument required"
optParser.print_help()
exit(-1)
return args, opts
if __name__ == '__main__':
# parse cmd line args
(args, opts)= parse_args(argv)
# load the json file
properties= load(open(opts.shapes, 'r'))
# process our geometry plane
geometry= Geometry(**properties.get('geometry'))
for relation in geometry.relations():
print relation
