Acquire access to JSON configs via ConfigParser interface

jsonconfig.py

import json
import ConfigParser

class JSONConfig(ConfigParser.RawConfigParser):
    def write(self, fp):
        output = self._dict()
        if self._defaults:
            for (key, value) in self._defaults.items():
                output[key] = value
        for section in self._sections:
            output[section] = {}
            for (key, value) in self._sections[section].items():
                if key == "__name__":
                    continue
                if (value is not None) or (self._optcre == self.OPTCRE):
                    output[section][key] = value
        json.dump(output, fp, indent=4)

    def _read(self, fp, fpname):
        obj = json.load(fp, object_hook=self._dict)
        for key, value in obj.items():
            if not isinstance(value, self._dict):
                self._defaults[key] = value
            else:
                self._sections[key] = value