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Update _session to session

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Matthias
2023-02-16 08:51:32 +00:00
parent 47b66f3220
commit e59eaf33e0
3 changed files with 9 additions and 7 deletions
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2
freqtrade/commands/db_commands.py
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@@ -20,7 +20,7 @@ def start_convert_db(args: Dict[str, Any]) -> None:
config = setup_utils_configuration(args, RunMode.UTIL_NO_EXCHANGE)
init_db(config['db_url'])
session_target = Trade._session
session_target = Trade.session
init_db(config['db_url_from'])
logger.info("Starting db migration.")

10
freqtrade/persistence/models.py
View File

@@ -54,10 +54,12 @@ def init_db(db_url: str) -> None:
# https://docs.sqlalchemy.org/en/13/orm/contextual.html#thread-local-scope
# Scoped sessions proxy requests to the appropriate thread-local session.
# We should use the scoped_session object - not a seperately initialized version
Trade._session = scoped_session(sessionmaker(bind=engine, autoflush=False))
Trade.query = Trade._session.query_property()
Order.query = Trade._session.query_property()
PairLock.query = Trade._session.query_property()
Trade.session = scoped_session(sessionmaker(bind=engine, autoflush=False))
Order.session = Trade.session
PairLock.session = Trade.session
Trade.query = Trade.session.query_property()
Order.query = Trade.session.query_property()
PairLock.query = Trade.session.query_property()
previous_tables = inspect(engine).get_table_names()
ModelBase.metadata.create_all(engine)