jakobhanna 3daeaccb2b
fix(docs): Ownership Type is deprecated (#6477)
The ownership type is deprecated (described in OwnershipTypeClass), thats why it should be changed from DATAOWNER to TECHNICAL_OWNER.
2022-11-17 12:20:40 -08:00

66 lines
2.0 KiB
Python

import logging
from typing import Optional
from datahub.emitter.mce_builder import make_dataset_urn, make_user_urn
from datahub.emitter.mcp import MetadataChangeProposalWrapper
# read-modify-write requires access to the DataHubGraph (RestEmitter is not enough)
from datahub.ingestion.graph.client import DatahubClientConfig, DataHubGraph
# Imports for metadata model classes
from datahub.metadata.schema_classes import (
OwnerClass,
OwnershipClass,
OwnershipTypeClass,
)
log = logging.getLogger(__name__)
logging.basicConfig(level=logging.INFO)
# Inputs -> owner, ownership_type, dataset
owner_to_add = make_user_urn("jdoe")
ownership_type = OwnershipTypeClass.TECHNICAL_OWNER
dataset_urn = make_dataset_urn(platform="hive", name="realestate_db.sales", env="PROD")
# Some objects to help with conditional pathways later
owner_class_to_add = OwnerClass(owner=owner_to_add, type=ownership_type)
ownership_to_add = OwnershipClass(owners=[owner_class_to_add])
# First we get the current owners
gms_endpoint = "http://localhost:8080"
graph = DataHubGraph(DatahubClientConfig(server=gms_endpoint))
current_owners: Optional[OwnershipClass] = graph.get_aspect(
entity_urn=dataset_urn, aspect_type=OwnershipClass
)
need_write = False
if current_owners:
if (owner_to_add, ownership_type) not in [
(x.owner, x.type) for x in current_owners.owners
]:
# owners exist, but this owner is not present in the current owners
current_owners.owners.append(owner_class_to_add)
need_write = True
else:
# create a brand new ownership aspect
current_owners = ownership_to_add
need_write = True
if need_write:
event: MetadataChangeProposalWrapper = MetadataChangeProposalWrapper(
entityUrn=dataset_urn,
aspect=current_owners,
)
graph.emit(event)
log.info(
f"Owner {owner_to_add}, type {ownership_type} added to dataset {dataset_urn}"
)
else:
log.info(f"Owner {owner_to_add} already exists, omitting write")