def assertWriteMode(self):
        if self.file_mode == "r":
            raise LaspyHeaderException("Header instance is not in write mode.")
Fetch configuration of hosting device with id.
dataset/ETHPy150Open grantbrown/laspy/laspy/header.py/HeaderManager.assertWriteMode--crossover with--dataset/ETHPy150Open openstack/networking-cisco/networking_cisco/plugins/cisco/device_manager/rpc/devmgr_rpc_cfgagent_api.py/DeviceMgrCfgAgentNotifyAPI.get_hosting_device_configuration