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- # Copyright 2020 Huawei Technologies Co., Ltd
- #
- # Licensed under the Apache License, Version 2.0 (the "License");
- # you may not use this file except in compliance with the License.
- # You may obtain a copy of the License at
- #
- # http://www.apache.org/licenses/LICENSE-2.0
- #
- # Unless required by applicable law or agreed to in writing, software
- # distributed under the License is distributed on an "AS IS" BASIS,
- # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- # See the License for the specific language governing permissions and
- # limitations under the License.
- # ============================================================================
- """Generate the lineage event which conform to proto format."""
- import time
-
- from ..lineage_pb2 import LineageEvent
-
-
- def serialize_to_lineage_event(name, value):
- """Serialize value to lineage event."""
- event = LineageEvent()
- event.wall_time = time.time()
- content = _get_lineage_content(name, event)
- content.ParseFromString(value)
- return event.SerializeToString()
-
-
- def _get_lineage_content(name, event):
- if name == 'dataset_graph':
- return event.dataset_graph
- if name == 'eval_lineage':
- return event.evaluation_lineage
- if name == 'train_lineage':
- return event.train_lineage
- if name == 'custom_lineage_data':
- return event.user_defined_info
- raise KeyError(f'No such field in LineageEvent')
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