Neo4j

Module: implementation.datasources.db

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Neo4jClient

Neo4j client

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__init__

Arguments:

• url (str): Connetcion URL.

• user (str): Authentication user.

• password (str): Authentication password.

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close

Close driver.

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session

Arguments:

• database (str): Database name.

Returns:

• Session: Neo4j session.

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Neo4jWriteAction

Subclass of Action. Type of Action[Dict[str, Any], Any]

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__init__

Arguments:

• database (str): Database name.

• transaction_function (Callable[[ManagedTransaction, Any], Any]): Transaction that will be executed. More about transaction_functions:

https://neo4j.com/docs/python-manual/current/transactions/#managed-transactionsneo4j.com

• client (Neo4jClient): Client that will be used.

• name (Optional[str], optional): Name for identification. If equals to None, class name will be used. Defaults to None.

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execute

Arguments:

• input_data (Dict[str, Any]): Expected keys:

  • "args" (List[Any], optional): Positional arguments for transaction function.

  • "kwargs" (Dict[str, Any], optional): Keyword arguments for transaction function.

Returns:

• Any: Result of the executed transaction

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Neo4jReadAction

Subclass of Action. Type of Action[Dict[str, Any], Any]

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__init__

Arguments:

• database (str): Database name.

• transaction_function (Callable[[ManagedTransaction, Any], Any]): Transaction that will be executed. More about transaction_functions:

https://neo4j.com/docs/python-manual/current/transactions/#managed-transactionsneo4j.com

• client (Neo4jClient): Client that will be used.

• name (Optional[str], optional): Name for identification. If equals to None, class name will be used. Defaults to None.

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execute

Arguments:

• input_data (Dict[str, Any]): Expected keys:

  • "args" (List[Any], optional): Positional arguments for transaction function.

  • "kwargs" (Dict[str, Any], optional): Keyword arguments for transaction function.

Returns:

• Any: Result of the executed transaction

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