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Refactor Freqtradebot

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This commit is contained in:
hroff-1902 2019-10-02 03:27:17 +03:00
parent 8c5b299449
commit 096c69dc4f
1 changed files with 27 additions and 33 deletions
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60
freqtrade/freqtradebot.py
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@ -1,7 +1,6 @@
"""
Freqtrade is the main module of this bot. It contains the class Freqtrade()
"""
import copy
import logging
import traceback
@ -135,12 +134,11 @@ class FreqtradeBot:
self.strategy.informative_pairs())
# First process current opened trades
for trade in trades:
self.process_maybe_execute_sell(trade)
self.process_maybe_execute_sells(trades)
# Then looking for buy opportunities
if len(trades) < self.config['max_open_trades']:
self.process_maybe_execute_buy()
self.process_maybe_execute_buys()
if 'unfilledtimeout' in self.config:
# Check and handle any timed out open orders
@ -262,11 +260,10 @@ class FreqtradeBot:
Checks pairs as long as the open trade count is below `max_open_trades`.
:return: True if at least one trade has been created.
"""
interval = self.strategy.ticker_interval
whitelist = copy.deepcopy(self.active_pair_whitelist)
if not whitelist:
logger.warning("Whitelist is empty.")
logger.info("Active pair whitelist is empty.")
return False
# Remove currently opened and latest pairs from whitelist
@ -276,7 +273,8 @@ class FreqtradeBot:
logger.debug('Ignoring %s in pair whitelist', trade.pair)
if not whitelist:
logger.info("No currency pair in whitelist, but checking to sell open trades.")
logger.info("No currency pair in active pair whitelist, "
"but checking to sell open trades.")
return False
buycount = 0
@ -285,8 +283,10 @@ class FreqtradeBot:
if self.strategy.is_pair_locked(_pair):
logger.info(f"Pair {_pair} is currently locked.")
continue
(buy, sell) = self.strategy.get_signal(
_pair, interval, self.dataprovider.ohlcv(_pair, self.strategy.ticker_interval))
_pair, self.strategy.ticker_interval,
self.dataprovider.ohlcv(_pair, self.strategy.ticker_interval))
if buy and not sell and len(Trade.get_open_trades()) < self.config['max_open_trades']:
stake_amount = self._get_trade_stake_amount(_pair)
@ -431,10 +431,9 @@ class FreqtradeBot:
return True
def process_maybe_execute_buy(self) -> None:
def process_maybe_execute_buys(self) -> None:
"""
Tries to execute a buy trade in a safe way
:return: True if executed
Tries to execute buy trades in a safe way
"""
try:
# Create entity and execute trade
@ -443,33 +442,28 @@ class FreqtradeBot:
except DependencyException as exception:
logger.warning('Unable to create trade: %s', exception)
def process_maybe_execute_sell(self, trade: Trade) -> bool:
def process_maybe_execute_sells(self, trades: List[Any]) -> None:
"""
Tries to execute a sell trade
:return: True if executed
Tries to execute sell trades in a safe way
"""
try:
self.update_trade_state(trade)
for trade in trades:
try:
self.update_trade_state(trade)
if self.strategy.order_types.get('stoploss_on_exchange') and trade.is_open:
result = self.handle_stoploss_on_exchange(trade)
if result:
self.wallets.update()
return result
if trade.is_open:
result = False
if self.strategy.order_types.get('stoploss_on_exchange'):
result = self.handle_stoploss_on_exchange(trade)
elif trade.open_order_id is None:
# Check if we can sell our current pair
result = self.handle_trade(trade)
if trade.is_open and trade.open_order_id is None:
# Check if we can sell our current pair
result = self.handle_trade(trade)
# Updating wallets if any trade occured
if result:
self.wallets.update()
# Updating wallets if any trade occured
if result:
self.wallets.update()
return result
except DependencyException as exception:
logger.warning('Unable to sell trade: %s', exception)
return False
except DependencyException as exception:
logger.warning('Unable to sell trade: %s', exception)
def get_real_amount(self, trade: Trade, order: Dict) -> float:
"""