refactor: add generic "migrate" method

Author: xmatthias

freqtrade/freqtradebot.py

@@ -63,7 +63,7 @@
 from freqtrade.strategy.interface import IStrategy
 from freqtrade.strategy.strategy_wrapper import strategy_safe_wrapper
 from freqtrade.util import FtPrecise, MeasureTime, PeriodicCache, dt_from_ts, dt_now
-from freqtrade.util.migrations.binance_mig import migrate_binance_futures_names
+from freqtrade.util.migrations import migrate_live_content
 from freqtrade.wallets import Wallets
 
 
@@ -229,7 +229,7 @@ def startup(self) -> None:
         Called on startup and after reloading the bot - triggers notifications and
         performs startup tasks
         """
-        migrate_binance_futures_names(self.config)
+        migrate_live_content(self.config, self.exchange)
         set_startup_time()
 
         self.rpc.startup_messages(self.config, self.pairlists, self.protections)

freqtrade/util/migrations/__init__.py

@@ -1,12 +1,23 @@
 from freqtrade.exchange import Exchange
-from freqtrade.util.migrations.binance_mig import migrate_binance_futures_data
+from freqtrade.util.migrations.binance_mig import (
+    migrate_binance_futures_data,
+    migrate_binance_futures_names,
+)
 from freqtrade.util.migrations.funding_rate_mig import migrate_funding_fee_timeframe
 
 
-def migrate_data(config, exchange: Exchange | None = None):
+def migrate_data(config, exchange: Exchange | None = None) -> None:
     """
     Migrate persisted data from old formats to new formats
     """
     migrate_binance_futures_data(config)
 
     migrate_funding_fee_timeframe(config, exchange)
+
+
+def migrate_live_content(config, exchange: Exchange | None = None) -> None:
+    """
+    Migrate database content from old formats to new formats
+    Used for dry/live mode.
+    """
+    migrate_binance_futures_names(config)

freqtrade/util/migrations/binance_mig.py

@@ -14,6 +14,10 @@
 
 
 def migrate_binance_futures_names(config: Config):
+    """
+    Migrate binance futures names in both database and data files.
+    This is needed because ccxt naming changed from "BTC/USDT" to "BTC/USDT:USDT"
+    """
     if not (
         config.get("trading_mode", TradingMode.SPOT) == TradingMode.FUTURES
         and config["exchange"]["name"] == "binance"