Dumps a Config file into a Python dictionary

config_dict.py

''' Dumps a config file of the type readable by ConfigParser
into a dictionary 
Ref: http://docs.python.org/library/configparser.html
'''

import sys
import ConfigParser

class GetDict:
    
    def __init__(self, config):
        self.config = config
    
    def get_dict(self):
        config = ConfigParser.SafeConfigParser()
        config.read(self.config)

        sections_dict = {}

        # get all defaults
        defaults = config.defaults()
        temp_dict = {}
        for key in defaults.iterkeys():
            temp_dict[key] = defaults[key]

        sections_dict['default'] = temp_dict

        # get sections and iterate over each
        sections = config.sections()
        
        for section in sections:
            options = config.options(section)
            temp_dict = {}
            for option in options:
                temp_dict[option] = config.get(section,option)
            
            sections_dict[section] = temp_dict

        return sections_dict
    
if __name__== '__main__':

    if len(sys.argv) == 1:
        print 'Must provide the path to the config file as the argument'
        sys.exit(1)
        
    getdict = GetDict(sys.argv[1])
    config_dict=getdict.get_dict()

    # print the entire dictionary
    # Trick from http://stackoverflow.com/a/3314411/59634
    import json
    print json.dumps(config_dict, indent=2)