Merge pull request #1738 from konqueror1/develop

Added command line options to override max_open_trades and stake_amount

freqtrade/arguments.py

@@ -247,6 +247,22 @@ class Arguments(object):
             dest='timerange',
         )
 
+        parser.add_argument(
+            '--max_open_trades',
+            help='Specify max_open_trades to use.',
+            default=None,
+            type=int,
+            dest='max_open_trades',
+        )
+
+        parser.add_argument(
+            '--stake_amount',
+            help='Specify stake_amount.',
+            default=None,
+            type=float,
+            dest='stake_amount',
+        )
+
     @staticmethod
     def hyperopt_options(parser: argparse.ArgumentParser) -> None:
         """

freqtrade/configuration.py

@@ -194,7 +194,7 @@ class Configuration(object):
             logger.info(f'Created data directory: {datadir}')
         return datadir
 
-    def _load_backtesting_config(self, config: Dict[str, Any]) -> Dict[str, Any]:
+    def _load_backtesting_config(self, config: Dict[str, Any]) -> Dict[str, Any]:  # noqa: C901
         """
         Extract information for sys.argv and load Backtesting configuration
         :return: configuration as dictionary
@@ -217,14 +217,24 @@ class Configuration(object):
             config.update({'position_stacking': True})
             logger.info('Parameter --enable-position-stacking detected ...')
 
-        # If --disable-max-market-positions is used we add it to the configuration
+        # If --disable-max-market-positions or --max_open_trades is used we update configuration
         if 'use_max_market_positions' in self.args and not self.args.use_max_market_positions:
             config.update({'use_max_market_positions': False})
             logger.info('Parameter --disable-max-market-positions detected ...')
             logger.info('max_open_trades set to unlimited ...')
+        elif 'max_open_trades' in self.args and self.args.max_open_trades:
+            config.update({'max_open_trades': self.args.max_open_trades})
+            logger.info('Parameter --max_open_trades detected, '
+                        'overriding max_open_trades to: %s ...', config.get('max_open_trades'))
         else:
             logger.info('Using max_open_trades: %s ...', config.get('max_open_trades'))
 
+        # If --stake_amount is used we update configuration
+        if 'stake_amount' in self.args and self.args.stake_amount:
+            config.update({'stake_amount': self.args.stake_amount})
+            logger.info('Parameter --stake_amount detected, overriding stake_amount to: %s ...',
+                        config.get('stake_amount'))
+
         # If --timerange is used we add it to the configuration
         if 'timerange' in self.args and self.args.timerange:
             config.update({'timerange': self.args.timerange})