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load generic class if no subclass exists

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iuvbio 2019-02-17 14:42:55 +01:00
parent d3ead2cd09
commit fe792882b5
2 changed files with 8 additions and 3 deletions
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9
freqtrade/freqtradebot.py
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@ -17,6 +17,7 @@ from freqtrade import (DependencyException, OperationalException,
from freqtrade.data.converter import order_book_to_dataframe from freqtrade.data.converter import order_book_to_dataframe
from freqtrade.data.dataprovider import DataProvider from freqtrade.data.dataprovider import DataProvider
from freqtrade.edge import Edge from freqtrade.edge import Edge
from freqtrade.exchange import Exchange
from freqtrade.persistence import Trade from freqtrade.persistence import Trade
from freqtrade.rpc import RPCManager, RPCMessageType from freqtrade.rpc import RPCManager, RPCMessageType
from freqtrade.resolvers import ExchangeResolver, StrategyResolver, PairListResolver from freqtrade.resolvers import ExchangeResolver, StrategyResolver, PairListResolver
@ -55,8 +56,12 @@ class FreqtradeBot(object):
self.rpc: RPCManager = RPCManager(self) self.rpc: RPCManager = RPCManager(self)
exchange_name = self.config.get('exchange', {}).get('name', 'binance') exchange_name = self.config.get('exchange', {}).get('name', 'bittrex')
self.exchange = ExchangeResolver(exchange_name, self, self.config) try:
self.exchange = ExchangeResolver(exchange_name, self, self.config).exchange
except ImportError:
logger.info(f"No {exchange_name} specific subclass found. Using the generic class instead.")
self.exchange = Exchange(self.config)
self.wallets = Wallets(self.exchange) self.wallets = Wallets(self.exchange)
self.dataprovider = DataProvider(self.config, self.exchange) self.dataprovider = DataProvider(self.config, self.exchange)

2
freqtrade/resolvers/exchange_resolver.py
View File

@ -22,7 +22,7 @@ class ExchangeResolver(IResolver):
Load the custom class from config parameter Load the custom class from config parameter
:param config: configuration dictionary or None :param config: configuration dictionary or None
""" """
self.pairlist = self._load_exchange(exchange_name, kwargs={'freqtrade': freqtrade, self.exchange = self._load_exchange(exchange_name, kwargs={'freqtrade': freqtrade,
'config': config}) 'config': config})
def _load_exchange( def _load_exchange(