def load_config(self, configfile=None, override_config=None):
        """
        Process a configfile, or reload if previously given one.
        """
        self.config = configobj.ConfigObj()

        # Load in the collector's defaults
        if self.get_default_config() is not None:
            self.config.merge(self.get_default_config())

        if configfile is not None:
            self.configfile = os.path.abspath(configfile)

        if self.configfile is not None:
            config = load_config(self.configfile)

            if 'collectors' in config:
                if 'default' in config['collectors']:
                    self.config.merge(config['collectors']['default'])

                if self.name in config['collectors']:
                    self.config.merge(config['collectors'][self.name])

        if override_config is not None:
            if 'collectors' in override_config:
                if 'default' in override_config['collectors']:
                    self.config.merge(override_config['collectors']['default'])

                if self.name in override_config['collectors']:
                    self.config.merge(override_config['collectors'][self.name])

        self.process_config()

        Process a configfile, or reload if previously given one.
        
src/diamond/collector.py