获取设备目标信息的问题google ads

from google.ads.google_ads.client import GoogleAdsClient

# 初始化Google Ads客户端
client = GoogleAdsClient.load_from_storage()

# 创建广告组操作
ad_group_operation = client.get_type('AdGroupOperation')
ad_group_service = client.get_service('AdGroupService')

# 设置设备目标信息
device_criteria = client.get_type('DeviceCriterion')
device_criteria.device_name = client.get_type('DeviceNameEnum').MOBILE

# 创建广告组
ad_group_operation.create = client.get_type('AdGroup')
ad_group_operation.create.name = 'Mobile Users'
ad_group_operation.create.campaign = 'Campaign ID'
ad_group_operation.create.device_criteria.append(device_criteria)

# 执行广告组创建操作
response = ad_group_service.mutate_ad_groups(customer_id='Customer ID', operations=[ad_group_operation])

print(f'Created ad group with resource name "{response.results[0].resource_name}".')