superset delete 源码
superset delete 代码
文件路径：/superset/annotation_layers/annotations/commands/delete.py
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# 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 Optional
from flask_appbuilder.models.sqla import Model
from superset.annotation_layers.annotations.commands.exceptions import (
AnnotationDeleteFailedError,
AnnotationNotFoundError,
)
from superset.annotation_layers.annotations.dao import AnnotationDAO
from superset.commands.base import BaseCommand
from superset.dao.exceptions import DAODeleteFailedError
from superset.models.annotations import Annotation
logger = logging.getLogger(__name__)
class DeleteAnnotationCommand(BaseCommand):
def __init__(self, model_id: int):
self._model_id = model_id
self._model: Optional[Annotation] = None
def run(self) -> Model:
self.validate()
try:
annotation = AnnotationDAO.delete(self._model)
except DAODeleteFailedError as ex:
logger.exception(ex.exception)
raise AnnotationDeleteFailedError() from ex
return annotation
def validate(self) -> None:
# Validate/populate model exists
self._model = AnnotationDAO.find_by_id(self._model_id)
if not self._model:
raise AnnotationNotFoundError()
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