superset execution_context_convertor 源码
superset execution_context_convertor 代码
文件路径：/superset/sqllab/execution_context_convertor.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.
from __future__ import annotations
import logging
from typing import Any, Dict, TYPE_CHECKING
import simplejson as json
import superset.utils.core as utils
from superset.sqllab.command_status import SqlJsonExecutionStatus
from superset.sqllab.utils import apply_display_max_row_configuration_if_require
logger = logging.getLogger(__name__)
if TYPE_CHECKING:
from superset.models.sql_lab import Query
from superset.sqllab.sql_json_executer import SqlResults
from superset.sqllab.sqllab_execution_context import SqlJsonExecutionContext
class ExecutionContextConvertor:
_max_row_in_display_configuration: int # pylint: disable=invalid-name
_exc_status: SqlJsonExecutionStatus
payload: Dict[str, Any]
def set_max_row_in_display(self, value: int) -> None:
self._max_row_in_display_configuration = value # pylint: disable=invalid-name
def set_payload(
self,
execution_context: SqlJsonExecutionContext,
execution_status: SqlJsonExecutionStatus,
) -> None:
self._exc_status = execution_status
if execution_status == SqlJsonExecutionStatus.HAS_RESULTS:
self.payload = execution_context.get_execution_result() or {}
else:
self.payload = execution_context.query.to_dict()
def serialize_payload(self) -> str:
if self._exc_status == SqlJsonExecutionStatus.HAS_RESULTS:
return json.dumps(
apply_display_max_row_configuration_if_require(
self.payload, self._max_row_in_display_configuration
),
default=utils.pessimistic_json_iso_dttm_ser,
ignore_nan=True,
encoding=None,
)
return json.dumps(
{"query": self.payload}, default=utils.json_int_dttm_ser, ignore_nan=True
)
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