| #!/usr/bin/python |
| """Retrieve a key from a JSON file, possibly multiple levels deep""" |
| try: |
| import json |
| except ImportError: |
| import simplejson as json |
| |
| if __name__ == '__main__': |
| from optparse import OptionParser |
| parser = OptionParser(usage=__doc__) |
| parser.add_option("-k", "--key", dest="key", |
| help="Name of key to retrieve. If multiple levels deep, full path to the key, delimited by the specified delimiter.") |
| parser.add_option("-d", "--delimiter", dest="delimiter", |
| help="Delimiter used in key when retrieving a value multiple levels deep") |
| parser.set_defaults(delimiter=".") |
| |
| options, args = parser.parse_args() |
| |
| for f in args: |
| js = json.load(open(f)) |
| if options.key: |
| keys = options.key.split(options.delimiter) |
| v = js |
| for k in keys: |
| v = v[k] |
| print v |
