Quads.py 文件源码

def write_data(self):
        if self.config_newer_than_data():
            self.read_data()
            return False
        else:
            try:
                self.data = {"clouds":self.quads.clouds.data, "hosts":self.quads.hosts.data, "history":self.quads.history.data, "cloud_history":self.quads.cloud_history.data}
                with open(self.config, 'w') as yaml_file:
                    fcntl.flock(yaml_file, fcntl.LOCK_EX | fcntl.LOCK_NB)
                    yaml_file.write(yaml.dump(self.data, default_flow_style=False))
                    fcntl.flock(yaml_file, fcntl.LOCK_UN)
                self.read_data()
                return True
            except Exception, ex:
                self.logger.error("There was a problem with your file %s" % ex)
                return False