空のメッセージ オブジェクトをフィールドとして設定する

campaign.name = "Test campaign value"

campaign.manual_cpc.enhanced_cpc_enabled = True

client = GoogleAdsClient.load_from_storage()
# Assume 'campaign' is an existing Campaign object you are updating.

# 1. Get an empty ManualCpm type
empty_cpm = client.get_type('ManualCpm')
# 2. Copy it to the campaign's manual_cpm field
client.copy_from(campaign.manual_cpm, empty_cpm)

# 3. Manually add "manual_cpm" to the update_mask.
from google.api_core.protobuf_helpers import field_mask
campaign_operation = client.get_type('CampaignOperation')
campaign_operation.update = campaign
campaign_operation.update_mask = field_mask(None, campaign)
campaign_operation.update_mask.paths.append("manual_cpm")

# The resulting proto sent to the API will include:
# manual_cpm {
# }

client = GoogleAdsClient.load_from_storage()
# Assume 'campaign' is an existing Campaign object you are updating.

# 1. Instantiate and assign an empty ManualCpc
campaign.manual_cpc = client.get_type('ManualCpc')

# 2. Manually add the subfield path to the update_mask.
from google.api_core.protobuf_helpers import field_mask
campaign_operation = client.get_type('CampaignOperation')
campaign_operation.update = campaign
campaign_operation.update_mask = field_mask(None, campaign)

# For ManualCpc, because it has subfields, you MUST specify the subfield
# path in the update_mask. This tells the API you are updating something
# within manual_cpc. By not setting enhanced_cpc_enabled on the campaign
# object, it defaults to false.
campaign_operation.update_mask.paths.append("manual_cpc.enhanced_cpc_enabled")

# The update_mask paths will include: ['manual_cpc.enhanced_cpc_enabled']
# This correctly signals to the API that ManualCpc is the chosen strategy,
# with enhanced_cpc_enabled in its default state.