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Improve migration types

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This commit is contained in:
Matthias 2022-11-17 10:25:51 +00:00
parent 93addbe5c3
commit afcb86f422
1 changed files with 4 additions and 4 deletions
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8
freqtrade/persistence/migrations.py
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@ -1,5 +1,5 @@
import logging import logging
from typing import List from typing import List, Optional
from sqlalchemy import inspect, select, text, tuple_, update from sqlalchemy import inspect, select, text, tuple_, update
@ -31,9 +31,9 @@ def get_backup_name(tabs: List[str], backup_prefix: str):
return table_back_name return table_back_name
def get_last_sequence_ids(engine, trade_back_name, order_back_name): def get_last_sequence_ids(engine, trade_back_name: str, order_back_name: str):
order_id: int = None order_id: Optional[int] = None
trade_id: int = None trade_id: Optional[int] = None
if engine.name == 'postgresql': if engine.name == 'postgresql':
with engine.begin() as connection: with engine.begin() as connection: