superset __init__ 源码
superset init 代码
文件路径：/superset/queries/saved_queries/commands/importers/v1/init.py
# Licensed to the Apache Software Foundation (ASF) under one
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# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
from typing import Any, Dict, Set
from marshmallow import Schema
from sqlalchemy.orm import Session
from superset.commands.importers.v1 import ImportModelsCommand
from superset.connectors.sqla.models import SqlaTable
from superset.databases.commands.importers.v1.utils import import_database
from superset.databases.schemas import ImportV1DatabaseSchema
from superset.queries.saved_queries.commands.exceptions import SavedQueryImportError
from superset.queries.saved_queries.commands.importers.v1.utils import (
import_saved_query,
)
from superset.queries.saved_queries.dao import SavedQueryDAO
from superset.queries.saved_queries.schemas import ImportV1SavedQuerySchema
class ImportSavedQueriesCommand(ImportModelsCommand):
"""Import Saved Queries"""
dao = SavedQueryDAO
model_name = "saved_queries"
prefix = "queries/"
schemas: Dict[str, Schema] = {
"databases/": ImportV1DatabaseSchema(),
"queries/": ImportV1SavedQuerySchema(),
}
import_error = SavedQueryImportError
@staticmethod
def _import(
session: Session, configs: Dict[str, Any], overwrite: bool = False
) -> None:
# discover databases associated with saved queries
database_uuids: Set[str] = set()
for file_name, config in configs.items():
if file_name.startswith("queries/"):
database_uuids.add(config["database_uuid"])
# import related databases
database_ids: Dict[str, int] = {}
for file_name, config in configs.items():
if file_name.startswith("databases/") and config["uuid"] in database_uuids:
database = import_database(session, config, overwrite=False)
database_ids[str(database.uuid)] = database.id
# import saved queries with the correct parent ref
for file_name, config in configs.items():
if (
file_name.startswith("queries/")
and config["database_uuid"] in database_ids
):
config["db_id"] = database_ids[config["database_uuid"]]
import_saved_query(session, config, overwrite=overwrite)
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