wehub-resource-sync
4a19d70af1
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42 lines
1.4 KiB
Python
42 lines
1.4 KiB
Python
"""
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Copyright 2024, Zep Software, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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"""
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from abc import ABC, abstractmethod
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from typing import Any
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class Transaction(ABC):
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"""Minimal transaction interface yielded by GraphDriver.transaction().
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For drivers with real transaction support (e.g., Neo4j), this wraps a native
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transaction with commit/rollback semantics. For drivers without transaction
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support, this is a thin wrapper where queries execute immediately.
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"""
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@abstractmethod
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async def run(self, query: str, **kwargs: Any) -> Any: ...
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class QueryExecutor(ABC):
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"""Slim interface for executing queries against a graph database.
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GraphDriver extends this. Operations ABCs depend only on QueryExecutor
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(not GraphDriver), which avoids circular imports.
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"""
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@abstractmethod
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async def execute_query(self, cypher_query_: str, **kwargs: Any) -> Any: ...
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