fix styling issues

freqtrade/freqtradebot.py

@@ -54,7 +54,7 @@ class FreqtradeBot(object):
         self.fiat_converter = CryptoToFiatConverter()
         self.rpc: RPCManager = RPCManager(self)
         self.persistence = None
-        self.exchange = None
+        self.exchange = Exchange(self.config)
 
         self._init_modules()
 
@@ -66,7 +66,6 @@ class FreqtradeBot(object):
         # Initialize all modules
 
         persistence.init(self.config)
-        self.exchange = Exchange(self.config)
 
         # Set initial application state
         initial_state = self.config.get('initial_state')
@@ -426,7 +425,8 @@ with limit `{buy_limit:.8f} ({stake_amount:.6f} \
         (buy, sell) = (False, False)
 
         if self.config.get('experimental', {}).get('use_sell_signal'):
-            (buy, sell) = self.analyze.get_signal(self.exchange, trade.pair, self.analyze.get_ticker_interval())
+            (buy, sell) = self.analyze.get_signal(self.exchange,
+                                                  trade.pair, self.analyze.get_ticker_interval())
 
         if self.analyze.should_sell(trade, current_rate, datetime.utcnow(), buy, sell):
             self.execute_sell(trade, current_rate)

freqtrade/rpc/rpc.py

@@ -12,7 +12,6 @@ import sqlalchemy as sql
 from numpy import mean, nan_to_num
 from pandas import DataFrame
 
-from freqtrade.exchange import Exchange
 from freqtrade.misc import shorten_date
 from freqtrade.persistence import Trade
 from freqtrade.state import State

freqtrade/tests/optimize/test_hyperopt.py

@@ -67,7 +67,6 @@ def test_start(mocker, default_conf, caplog) -> None:
     mocker.patch('freqtrade.optimize.hyperopt.Hyperopt.start', start_mock)
     patch_exchange(mocker)
 
-
     args = [
         '--config', 'config.json',
         '--strategy', 'DefaultStrategy',
@@ -184,7 +183,6 @@ def test_fmin_best_results(mocker, init_hyperopt, default_conf, caplog) -> None:
     mocker.patch('freqtrade.optimize.hyperopt.fmin', return_value=fmin_result)
     patch_exchange(mocker)
 
-
     StrategyResolver({'strategy': 'DefaultStrategy'})
     hyperopt = Hyperopt(conf)
     hyperopt.trials = create_trials(mocker)

freqtrade/tests/rpc/test_rpc_telegram.py

@@ -20,7 +20,7 @@ from freqtrade.persistence import Trade
 from freqtrade.rpc.telegram import Telegram
 from freqtrade.rpc.telegram import authorized_only
 from freqtrade.state import State
-from freqtrade.tests.conftest import get_patched_freqtradebot,patch_exchange, log_has
+from freqtrade.tests.conftest import get_patched_freqtradebot, patch_exchange, log_has
 from freqtrade.tests.test_freqtradebot import patch_get_signal, patch_coinmarketcap