superset dict_import_export 源码
superset dict_import_export 代码
文件路径：/superset/utils/dict_import_export.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.
import logging
from typing import Any, Dict
from sqlalchemy.orm import Session
from superset.models.core import Database
EXPORT_VERSION = "1.0.0"
DATABASES_KEY = "databases"
logger = logging.getLogger(__name__)
def export_schema_to_dict(back_references: bool) -> Dict[str, Any]:
"""Exports the supported import/export schema to a dictionary"""
databases = [
Database.export_schema(recursive=True, include_parent_ref=back_references)
]
data = {}
if databases:
data[DATABASES_KEY] = databases
return data
def export_to_dict(
session: Session, recursive: bool, back_references: bool, include_defaults: bool
) -> Dict[str, Any]:
"""Exports databases and druid clusters to a dictionary"""
logger.info("Starting export")
dbs = session.query(Database)
databases = [
database.export_to_dict(
recursive=recursive,
include_parent_ref=back_references,
include_defaults=include_defaults,
)
for database in dbs
]
logger.info("Exported %d %s", len(databases), DATABASES_KEY)
data = {}
if databases:
data[DATABASES_KEY] = databases
return data
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