def create_order(self,
pair: str,
ordertype: str,
side: str,
amount: float,
rate: float,
params: Dict = {}) -> Dict:
try:
# Set the precision for amount and price(rate) as accepted by the exchange
amount = self.symbol_amount_prec(pair, amount)
needs_price = (ordertype != 'market' or self._api.options.get(
"createMarketBuyOrderRequiresPrice", False))
rate = self.symbol_price_prec(pair, rate) if needs_price else None
return self._api.create_order(pair, ordertype, side, amount, rate,
params)
except ccxt.InsufficientFunds as e:
raise DependencyException(
f'Insufficient funds to create {ordertype} {side} order on market {pair}.'
f'Tried to {side} amount {amount} at rate {rate} (total {rate * amount}).'
f'Message: {e}') from e
except ccxt.InvalidOrder as e:
raise DependencyException(
f'Could not create {ordertype} {side} order on market {pair}.'
f'Tried to {side} amount {amount} at rate {rate} (total {rate * amount}).'
f'Message: {e}') from e
except (ccxt.NetworkError, ccxt.ExchangeError) as e:
raise TemporaryError(
f'Could not place {side} order due to {e.__class__.__name__}. Message: {e}'
) from e
except ccxt.BaseError as e:
raise OperationalException(e) from e
def setup_configuration(args: Namespace, method: RunMode) -> Dict[str, Any]:
"""
Prepare the configuration for the Hyperopt module
:param args: Cli args from Arguments()
:return: Configuration
"""
config = setup_utils_configuration(args, method)
if method == RunMode.BACKTEST:
if config['stake_amount'] == constants.UNLIMITED_STAKE_AMOUNT:
raise DependencyException(
'stake amount could not be "%s" for backtesting' %
constants.UNLIMITED_STAKE_AMOUNT)
if method == RunMode.HYPEROPT:
# Special cases for Hyperopt
if config.get(
'strategy') and config.get('strategy') != 'DefaultStrategy':
logger.error("Please don't use --strategy for hyperopt.")
logger.error(
"Read the documentation at "
"https://github.com/freqtrade/freqtrade/blob/develop/docs/hyperopt.md "
"to understand how to configure hyperopt.")
raise DependencyException(
"--strategy configured but not supported for hyperopt")
return config
def stoploss_limit(self, pair: str, amount: float, stop_price: float,
rate: float) -> Dict:
"""
creates a stoploss limit order.
NOTICE: it is not supported by all exchanges. only binance is tested for now.
"""
# Set the precision for amount and price(rate) as accepted by the exchange
amount = self.symbol_amount_prec(pair, amount)
rate = self.symbol_price_prec(pair, rate)
stop_price = self.symbol_price_prec(pair, stop_price)
# Ensure rate is less than stop price
if stop_price <= rate:
raise OperationalException(
'In stoploss limit order, stop price should be more than limit price'
)
if self._conf['dry_run']:
order_id = f'dry_run_buy_{randint(0, 10**6)}'
self._dry_run_open_orders[order_id] = {
'info': {},
'id': order_id,
'pair': pair,
'price': stop_price,
'amount': amount,
'type': 'stop_loss_limit',
'side': 'sell',
'remaining': amount,
'datetime': arrow.utcnow().isoformat(),
'status': 'open',
'fee': None
}
return self._dry_run_open_orders[order_id]
try:
return self._api.create_order(pair, 'stop_loss_limit', 'sell',
amount, rate,
{'stopPrice': stop_price})
except ccxt.InsufficientFunds as e:
raise DependencyException(
f'Insufficient funds to place stoploss limit order on market {pair}. '
f'Tried to put a stoploss amount {amount} with '
f'stop {stop_price} and limit {rate} (total {rate*amount}).'
f'Message: {e}')
except ccxt.InvalidOrder as e:
raise DependencyException(
f'Could not place stoploss limit order on market {pair}.'
f'Tried to place stoploss amount {amount} with '
f'stop {stop_price} and limit {rate} (total {rate*amount}).'
f'Message: {e}')
except (ccxt.NetworkError, ccxt.ExchangeError) as e:
raise TemporaryError(
f'Could not place stoploss limit order due to {e.__class__.__name__}. Message: {e}'
)
except ccxt.BaseError as e:
raise OperationalException(e)
def buy(self, pair: str, rate: float, amount: float) -> Dict:
if self._conf['dry_run']:
order_id = f'dry_run_buy_{randint(0, 10**6)}'
self._dry_run_open_orders[order_id] = {
'pair': pair,
'price': rate,
'amount': amount,
'type': 'limit',
'side': 'buy',
'remaining': 0.0,
'datetime': arrow.utcnow().isoformat(),
'status': 'closed',
'fee': None
}
return {'id': order_id}
try:
# Set the precision for amount and price(rate) as accepted by the exchange
symbol = pair.replace('/', '')
amount, quaselltrade = self.symbol_amount_prec_str(pair, amount)
if (float(amount) > 0):
rate = self.symbol_price_prec_str(pair, rate)
print(amount, rate)
return self.client.order_limit_buy(symbol=symbol,
quantity=amount,
price=rate)
else:
return {'orderId': None}
print('Error - Buy')
#return self._api.create_limit_buy_order(pair, amount, rate)
except ccxt.InsufficientFunds as e:
raise DependencyException(
f'Insufficient funds to create limit buy order on market {pair}.'
f'Tried to buy amount {amount} at rate {rate} (total {rate*amount}).'
f'Message: {e}')
except ccxt.InvalidOrder as e:
raise DependencyException(
f'Could not create limit buy order on market {pair}.'
f'Tried to buy amount {amount} at rate {rate} (total {rate*amount}).'
f'Message: {e}')
except (ccxt.NetworkError, ccxt.ExchangeError) as e:
raise TemporaryError(
f'Could not place buy order due to {e.__class__.__name__}. Message: {e}'
)
except ccxt.BaseError as e:
raise OperationalException(e)
except OSError as e:
return {'orderId': None}
print(e)
pass
def sell(self,
pair: str,
ordertype: str,
amount: float,
rate: float,
time_in_force='gtc') -> Dict:
if self._conf['dry_run']:
order_id = f'dry_run_sell_{randint(0, 10**6)}'
self._dry_run_open_orders[order_id] = {
'pair': pair,
'price': rate,
'amount': amount,
'type': ordertype,
'side': 'sell',
'remaining': 0.0,
'datetime': arrow.utcnow().isoformat(),
'status': 'closed'
}
return {'id': order_id}
try:
# Set the precision for amount and price(rate) as accepted by the exchange
amount = self.symbol_amount_prec(pair, amount)
rate = self.symbol_price_prec(
pair, rate) if ordertype != 'market' else None
if time_in_force == 'gtc':
return self._api.create_order(pair, ordertype, 'sell', amount,
rate)
else:
return self._api.create_order(pair, ordertype, 'sell', amount,
rate,
{'timeInForce': time_in_force})
except ccxt.InsufficientFunds as e:
raise DependencyException(
f'Insufficient funds to create limit sell order on market {pair}.'
f'Tried to sell amount {amount} at rate {rate} (total {rate*amount}).'
f'Message: {e}')
except ccxt.InvalidOrder as e:
raise DependencyException(
f'Could not create limit sell order on market {pair}.'
f'Tried to sell amount {amount} at rate {rate} (total {rate*amount}).'
f'Message: {e}')
except (ccxt.NetworkError, ccxt.ExchangeError) as e:
raise TemporaryError(
f'Could not place sell order due to {e.__class__.__name__}. Message: {e}'
)
except ccxt.BaseError as e:
raise OperationalException(e)
def test_rpc_status_table(default_conf, ticker, fee, markets, mocker) -> None:
patch_exchange(mocker)
mocker.patch('freqtrade.rpc.telegram.Telegram', MagicMock())
mocker.patch.multiple(
'freqtrade.exchange.Exchange',
get_ticker=ticker,
get_fee=fee,
markets=PropertyMock(return_value=markets)
)
freqtradebot = FreqtradeBot(default_conf)
patch_get_signal(freqtradebot, (True, False))
rpc = RPC(freqtradebot)
freqtradebot.state = State.RUNNING
with pytest.raises(RPCException, match=r'.*no active order*'):
rpc._rpc_status_table()
freqtradebot.create_trades()
result = rpc._rpc_status_table()
assert 'instantly' in result['Since'].all()
assert 'ETH/BTC' in result['Pair'].all()
assert '-0.59%' in result['Profit'].all()
mocker.patch('freqtrade.exchange.Exchange.get_ticker',
MagicMock(side_effect=DependencyException(f"Pair 'ETH/BTC' not available")))
# invalidate ticker cache
rpc._freqtrade.exchange._cached_ticker = {}
result = rpc._rpc_status_table()
assert 'instantly' in result['Since'].all()
assert 'ETH/BTC' in result['Pair'].all()
assert 'nan%' in result['Profit'].all()
def _get_trade_stake_amount(self) -> Optional[float]:
"""
Check if stake amount can be fulfilled with the available balance
for the stake currency
:return: float: Stake Amount
"""
stake_amount = self.config['stake_amount']
avaliable_amount = self.exchange.get_balance(
self.config['stake_currency'])
if stake_amount == constants.UNLIMITED_STAKE_AMOUNT:
open_trades = len(
Trade.query.filter(Trade.is_open.is_(True)).all())
if open_trades >= self.config['max_open_trades']:
logger.warning(
'Can\'t open a new trade: max number of trades is reached')
return None
return avaliable_amount / (self.config['max_open_trades'] -
open_trades)
# Check if stake_amount is fulfilled
if avaliable_amount < stake_amount:
raise DependencyException(
'Available balance(%f %s) is lower than stake amount(%f %s)' %
(avaliable_amount, self.config['stake_currency'], stake_amount,
self.config['stake_currency']))
return stake_amount
def create_trade(self) -> bool:
"""
Checks the implemented trading indicator(s) for a randomly picked pair,
if one pair triggers the buy_signal a new trade record gets created
:return: True if a trade object has been created and persisted, False otherwise
"""
interval = self.strategy.ticker_interval
stake_amount = self._get_trade_stake_amount()
if not stake_amount:
return False
logger.info(
'Checking buy signals to create a new trade with stake_amount: %f ...',
stake_amount)
whitelist = copy.deepcopy(self.config['exchange']['pair_whitelist'])
# Remove currently opened and latest pairs from whitelist
for trade in Trade.query.filter(Trade.is_open.is_(True)).all():
if trade.pair in whitelist:
whitelist.remove(trade.pair)
logger.debug('Ignoring %s in pair whitelist', trade.pair)
if not whitelist:
raise DependencyException('No currency pairs in whitelist')
# Pick pair based on buy signals
for _pair in whitelist:
thistory = self.exchange.get_candle_history(_pair, interval)
(buy, sell) = self.strategy.get_signal(_pair, interval, thistory)
if buy and not sell:
return self.execute_buy(_pair, stake_amount)
return False
def _get_trade_stake_amount(self, pair) -> Optional[float]:
"""
Check if stake amount can be fulfilled with the available balance
for the stake currency
:return: float: Stake Amount
"""
if self.edge:
return self.edge.stake_amount(
pair,
self.wallets.get_free(self.config['stake_currency']),
self.wallets.get_total(self.config['stake_currency']),
Trade.total_open_trades_stakes()
)
else:
stake_amount = self.config['stake_amount']
available_amount = self.wallets.get_free(self.config['stake_currency'])
if stake_amount == constants.UNLIMITED_STAKE_AMOUNT:
open_trades = len(Trade.get_open_trades())
if open_trades >= self.config['max_open_trades']:
logger.warning('Can\'t open a new trade: max number of trades is reached')
return None
return available_amount / (self.config['max_open_trades'] - open_trades)
# Check if stake_amount is fulfilled
if available_amount < stake_amount:
raise DependencyException(
f"Available balance({available_amount} {self.config['stake_currency']}) is "
f"lower than stake amount({stake_amount} {self.config['stake_currency']})"
)
return stake_amount
def get_real_amount(self,
trade: Trade,
order: Dict,
order_amount: float = None) -> float:
"""
Get real amount for the trade
Necessary for exchanges which charge fees in base currency (e.g. binance)
"""
if order_amount is None:
order_amount = order['amount']
# Only run for closed orders
if trade.fee_open == 0 or order['status'] == 'open':
return order_amount
# use fee from order-dict if possible
if ('fee' in order and order['fee'] is not None
and (order['fee'].keys() >= {'currency', 'cost'})):
if (order['fee']['currency'] is not None
and order['fee']['cost'] is not None
and trade.pair.startswith(order['fee']['currency'])):
new_amount = order_amount - order['fee']['cost']
logger.info(
"Applying fee on amount for %s (from %s to %s) from Order",
trade, order['amount'], new_amount)
return new_amount
# Fallback to Trades
trades = self.exchange.get_trades_for_order(trade.open_order_id,
trade.pair,
trade.open_date)
if len(trades) == 0:
logger.info(
"Applying fee on amount for %s failed: myTrade-Dict empty found",
trade)
return order_amount
amount = 0
fee_abs = 0
for exectrade in trades:
amount += exectrade['amount']
if ("fee" in exectrade and exectrade['fee'] is not None
and (exectrade['fee'].keys() >= {'currency', 'cost'})):
# only applies if fee is in quote currency!
if (exectrade['fee']['currency'] is not None
and exectrade['fee']['cost'] is not None and
trade.pair.startswith(exectrade['fee']['currency'])):
fee_abs += exectrade['fee']['cost']
if not isclose(amount, order_amount,
abs_tol=constants.MATH_CLOSE_PREC):
logger.warning(
f"Amount {amount} does not match amount {trade.amount}")
raise DependencyException("Half bought? Amounts don't match")
real_amount = amount - fee_abs
if fee_abs != 0:
logger.info(f"Applying fee on amount for {trade} "
f"(from {order_amount} to {real_amount}) from Trades")
return real_amount
def get_valid_pair_combination(self, curr_1, curr_2) -> str:
"""
Get valid pair combination of curr_1 and curr_2 by trying both combinations.
"""
for pair in [f"{curr_1}/{curr_2}", f"{curr_2}/{curr_1}"]:
if pair in self.markets and self.markets[pair].get('active'):
return pair
raise DependencyException(
f"Could not combine {curr_1} and {curr_2} to get a valid pair.")
def test_rpc_trade_status(default_conf, ticker, fee, markets, mocker) -> None:
patch_coinmarketcap(mocker)
mocker.patch('freqtrade.rpc.telegram.Telegram', MagicMock())
mocker.patch.multiple('freqtrade.exchange.Exchange',
_load_markets=MagicMock(return_value={}),
get_ticker=ticker,
get_fee=fee,
get_markets=markets)
freqtradebot = FreqtradeBot(default_conf)
patch_get_signal(freqtradebot, (True, False))
rpc = RPC(freqtradebot)
freqtradebot.state = State.RUNNING
with pytest.raises(RPCException, match=r'.*no active trade*'):
rpc._rpc_trade_status()
freqtradebot.create_trade()
results = rpc._rpc_trade_status()
assert {
'trade_id': 1,
'pair': 'ETH/BTC',
'market_url': 'https://bittrex.com/Market/Index?MarketName=BTC-ETH',
'date': ANY,
'open_rate': 1.099e-05,
'close_rate': None,
'current_rate': 1.098e-05,
'amount': 90.99181074,
'close_profit': None,
'current_profit': -0.59,
'open_order': '(limit buy rem=0.00000000)'
} == results[0]
mocker.patch(
'freqtrade.exchange.Exchange.get_ticker',
MagicMock(
side_effect=DependencyException(f"Pair 'ETH/BTC' not available")))
# invalidate ticker cache
rpc._freqtrade.exchange._cached_ticker = {}
results = rpc._rpc_trade_status()
assert isnan(results[0]['current_profit'])
assert isnan(results[0]['current_rate'])
assert {
'trade_id': 1,
'pair': 'ETH/BTC',
'market_url': 'https://bittrex.com/Market/Index?MarketName=BTC-ETH',
'date': ANY,
'open_rate': 1.099e-05,
'close_rate': None,
'current_rate': ANY,
'amount': 90.99181074,
'close_profit': None,
'current_profit': ANY,
'open_order': '(limit buy rem=0.00000000)'
} == results[0]
def stoploss_limit(self, pair: str, amount: float, stop_price: float,
rate: float) -> Dict:
"""
creates a stoploss limit order.
this stoploss-limit is binance-specific.
It may work with a limited number of other exchanges, but this has not been tested yet.
"""
ordertype = "stop_loss_limit"
stop_price = self.symbol_price_prec(pair, stop_price)
# Ensure rate is less than stop price
if stop_price <= rate:
raise OperationalException(
'In stoploss limit order, stop price should be more than limit price'
)
if self._config['dry_run']:
dry_order = self.dry_run_order(pair, ordertype, "sell", amount,
stop_price)
return dry_order
try:
params = self._params.copy()
params.update({'stopPrice': stop_price})
amount = self.symbol_amount_prec(pair, amount)
rate = self.symbol_price_prec(pair, rate)
order = self._api.create_order(pair, ordertype, 'sell', amount,
rate, params)
logger.info(
'stoploss limit order added for %s. '
'stop price: %s. limit: %s', pair, stop_price, rate)
return order
except ccxt.InsufficientFunds as e:
raise DependencyException(
f'Insufficient funds to create {ordertype} sell order on market {pair}.'
f'Tried to sell amount {amount} at rate {rate}. '
f'Message: {e}') from e
except ccxt.InvalidOrder as e:
# Errors:
# `binance Order would trigger immediately.`
raise InvalidOrderException(
f'Could not create {ordertype} sell order on market {pair}. '
f'Tried to sell amount {amount} at rate {rate}. '
f'Message: {e}') from e
except (ccxt.NetworkError, ccxt.ExchangeError) as e:
raise TemporaryError(
f'Could not place sell order due to {e.__class__.__name__}. Message: {e}'
) from e
except ccxt.BaseError as e:
raise OperationalException(e) from e
def test_rpc_status_table(default_conf, ticker, fee, mocker) -> None:
mocker.patch.multiple(
'freqtrade.rpc.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
)
mocker.patch('freqtrade.rpc.rpc.CryptoToFiatConverter._find_price',
return_value=15000.0)
mocker.patch('freqtrade.rpc.telegram.Telegram', MagicMock())
mocker.patch.multiple(
'freqtrade.exchange.Exchange',
get_ticker=ticker,
get_fee=fee,
)
freqtradebot = get_patched_freqtradebot(mocker, default_conf)
patch_get_signal(freqtradebot, (True, False))
rpc = RPC(freqtradebot)
freqtradebot.state = State.RUNNING
with pytest.raises(RPCException, match=r'.*no active order*'):
rpc._rpc_status_table(default_conf['stake_currency'], 'USD')
freqtradebot.create_trades()
result, headers = rpc._rpc_status_table(default_conf['stake_currency'],
'USD')
assert "Since" in headers
assert "Pair" in headers
assert 'instantly' == result[0][2]
assert 'ETH/BTC' == result[0][1]
assert '-0.59%' == result[0][3]
# Test with fiatconvert
rpc._fiat_converter = CryptoToFiatConverter()
result, headers = rpc._rpc_status_table(default_conf['stake_currency'],
'USD')
assert "Since" in headers
assert "Pair" in headers
assert 'instantly' == result[0][2]
assert 'ETH/BTC' == result[0][1]
assert '-0.59% (-0.09)' == result[0][3]
mocker.patch(
'freqtrade.exchange.Exchange.get_ticker',
MagicMock(
side_effect=DependencyException(f"Pair 'ETH/BTC' not available")))
# invalidate ticker cache
rpc._freqtrade.exchange._cached_ticker = {}
result, headers = rpc._rpc_status_table(default_conf['stake_currency'],
'USD')
assert 'instantly' == result[0][2]
assert 'ETH/BTC' == result[0][1]
assert 'nan%' == result[0][3]
def cancel_order(self, order_id: str, pair: str) -> None:
if self._conf['dry_run']:
return
try:
return self._api.cancel_order(order_id, pair)
except ccxt.InvalidOrder as e:
raise DependencyException(f'Could not cancel order. Message: {e}')
except (ccxt.NetworkError, ccxt.ExchangeError) as e:
raise TemporaryError(
f'Could not cancel order due to {e.__class__.__name__}. Message: {e}'
)
except ccxt.BaseError as e:
raise OperationalException(e)
def get_order(self, order_id: str, pair: str) -> Dict:
if self._conf['dry_run']:
order = self._dry_run_open_orders[order_id]
order.update({'id': order_id})
return order
try:
return self._api.fetch_order(order_id, pair)
except ccxt.InvalidOrder as e:
raise DependencyException(f'Could not get order. Message: {e}')
except (ccxt.NetworkError, ccxt.ExchangeError) as e:
raise TemporaryError(
f'Could not get order due to {e.__class__.__name__}. Message: {e}'
)
except ccxt.BaseError as e:
raise OperationalException(e)
def handle_trade(self, trade: Trade) -> bool:
"""
Sells the current pair if the threshold is reached and updates the trade record.
:return: True if trade has been sold, False otherwise
"""
if not trade.is_open:
raise DependencyException(
f'Attempt to handle closed trade: {trade}')
logger.debug('Handling %s ...', trade)
(buy, sell) = (False, False)
config_ask_strategy = self.config.get('ask_strategy', {})
if (config_ask_strategy.get('use_sell_signal', True)
or config_ask_strategy.get('ignore_roi_if_buy_signal')):
(buy, sell) = self.strategy.get_signal(
trade.pair, self.strategy.ticker_interval,
self.dataprovider.ohlcv(trade.pair,
self.strategy.ticker_interval))
if config_ask_strategy.get('use_order_book', False):
logger.info('Using order book for selling...')
# logger.debug('Order book %s',orderBook)
order_book_min = config_ask_strategy.get('order_book_min', 1)
order_book_max = config_ask_strategy.get('order_book_max', 1)
order_book = self.exchange.get_order_book(trade.pair,
order_book_max)
for i in range(order_book_min, order_book_max + 1):
order_book_rate = order_book['asks'][i - 1][0]
logger.info(' order book asks top %s: %0.8f', i,
order_book_rate)
sell_rate = order_book_rate
if self._check_and_execute_sell(trade, sell_rate, buy, sell):
return True
else:
logger.debug('checking sell')
sell_rate = self.get_sell_rate(trade.pair, True)
if self._check_and_execute_sell(trade, sell_rate, buy, sell):
return True
logger.debug('Found no sell signal for %s.', trade)
return False
def setup_configuration(args: Dict[str, Any],
method: RunMode) -> Dict[str, Any]:
"""
Prepare the configuration for the Hyperopt module
:param args: Cli args from Arguments()
:return: Configuration
"""
config = setup_utils_configuration(args, method)
if method == RunMode.BACKTEST:
if config['stake_amount'] == constants.UNLIMITED_STAKE_AMOUNT:
raise DependencyException(
'stake amount could not be "%s" for backtesting' %
constants.UNLIMITED_STAKE_AMOUNT)
return config
def create_trade(self) -> bool:
"""
Checks the implemented trading indicator(s) for a randomly picked pair,
if one pair triggers the buy_signal a new trade record gets created
:return: True if a trade object has been created and persisted, False otherwise
"""
interval = self.strategy.ticker_interval
whitelist = copy.deepcopy(self.active_pair_whitelist)
# Remove currently opened and latest pairs from whitelist
for trade in Trade.query.filter(Trade.is_open.is_(True)).all():
if trade.pair in whitelist:
whitelist.remove(trade.pair)
logger.debug('Ignoring %s in pair whitelist', trade.pair)
if not whitelist:
raise DependencyException('No currency pairs in whitelist')
# running get_signal on historical data fetched
for _pair in whitelist:
(buy, sell) = self.strategy.get_signal(
_pair, interval,
self.dataprovider.ohlcv(_pair, self.strategy.ticker_interval))
if buy and not sell:
stake_amount = self._get_trade_stake_amount(_pair)
if not stake_amount:
return False
logger.info(
f"Buy signal found: about create a new trade with stake_amount: "
f"{stake_amount} ...")
bidstrat_check_depth_of_market = self.config.get('bid_strategy', {}).\
get('check_depth_of_market', {})
if (bidstrat_check_depth_of_market.get('enabled', False)) and\
(bidstrat_check_depth_of_market.get('bids_to_ask_delta', 0) > 0):
if self._check_depth_of_market_buy(
_pair, bidstrat_check_depth_of_market):
return self.execute_buy(_pair, stake_amount)
else:
return False
return self.execute_buy(_pair, stake_amount)
return False
def setup_configuration(args: Namespace) -> Dict[str, Any]:
"""
Prepare the configuration for the backtesting
:param args: Cli args from Arguments()
:return: Configuration
"""
configuration = Configuration(args)
config = configuration.get_config()
# Ensure we do not use Exchange credentials
config['exchange']['key'] = ''
config['exchange']['secret'] = ''
if config['stake_amount'] == constants.UNLIMITED_STAKE_AMOUNT:
raise DependencyException('stake amount could not be "%s" for backtesting' %
constants.UNLIMITED_STAKE_AMOUNT)
return config
def get_ticker(self, pair: str, refresh: Optional[bool] = True) -> dict:
if refresh or pair not in self._cached_ticker.keys():
try:
if pair not in self._api.markets:
raise DependencyException(f"Pair {pair} not available")
data = self._api.fetch_ticker(pair)
try:
self._cached_ticker[pair] = {
'bid': float(data['bid']),
'ask': float(data['ask']),
}
except KeyError:
logger.debug("Could not cache ticker data for %s", pair)
return data
except (ccxt.NetworkError, ccxt.ExchangeError) as e:
raise TemporaryError(
f'Could not load ticker due to {e.__class__.__name__}. Message: {e}'
)
except ccxt.BaseError as e:
raise OperationalException(e)
else:
logger.info("returning cached ticker-data for %s", pair)
return self._cached_ticker[pair]
def test_rpc_trade_status(default_conf, ticker, fee, markets, mocker) -> None:
mocker.patch('freqtrade.rpc.telegram.Telegram', MagicMock())
patch_exchange(mocker)
mocker.patch.multiple(
'freqtrade.exchange.Exchange',
get_ticker=ticker,
get_fee=fee,
markets=PropertyMock(return_value=markets)
)
freqtradebot = FreqtradeBot(default_conf)
patch_get_signal(freqtradebot, (True, False))
rpc = RPC(freqtradebot)
freqtradebot.state = State.RUNNING
with pytest.raises(RPCException, match=r'.*no active trade*'):
rpc._rpc_trade_status()
freqtradebot.create_trades()
results = rpc._rpc_trade_status()
assert {
'trade_id': 1,
'pair': 'ETH/BTC',
'base_currency': 'BTC',
'open_date': ANY,
'open_date_hum': ANY,
'close_date': None,
'close_date_hum': None,
'open_rate': 1.099e-05,
'close_rate': None,
'current_rate': 1.098e-05,
'amount': 90.99181074,
'stake_amount': 0.001,
'close_profit': None,
'current_profit': -0.59,
'stop_loss': 0.0,
'initial_stop_loss': 0.0,
'initial_stop_loss_pct': None,
'stop_loss_pct': None,
'open_order': '(limit buy rem=0.00000000)'
} == results[0]
mocker.patch('freqtrade.exchange.Exchange.get_ticker',
MagicMock(side_effect=DependencyException(f"Pair 'ETH/BTC' not available")))
# invalidate ticker cache
rpc._freqtrade.exchange._cached_ticker = {}
results = rpc._rpc_trade_status()
assert isnan(results[0]['current_profit'])
assert isnan(results[0]['current_rate'])
assert {
'trade_id': 1,
'pair': 'ETH/BTC',
'base_currency': 'BTC',
'open_date': ANY,
'open_date_hum': ANY,
'close_date': None,
'close_date_hum': None,
'open_rate': 1.099e-05,
'close_rate': None,
'current_rate': ANY,
'amount': 90.99181074,
'stake_amount': 0.001,
'close_profit': None,
'current_profit': ANY,
'stop_loss': 0.0,
'initial_stop_loss': 0.0,
'initial_stop_loss_pct': None,
'stop_loss_pct': None,
'open_order': '(limit buy rem=0.00000000)'
} == results[0]
def create_trade(self) -> bool:
"""
Checks the implemented trading indicator(s) for a randomly picked pair,
if one pair triggers the buy_signal a new trade record gets created
:return: True if a trade object has been created and persisted, False otherwise
"""
interval = self.analyze.get_ticker_interval()
stake_amount = self._get_trade_stake_amount()
if not stake_amount:
return False
stake_currency = self.config['stake_currency']
fiat_currency = self.config['fiat_display_currency']
exc_name = self.exchange.name
logger.info(
'Checking buy signals to create a new trade with stake_amount: %f ...',
stake_amount)
whitelist = copy.deepcopy(self.config['exchange']['pair_whitelist'])
# Remove currently opened and latest pairs from whitelist
for trade in Trade.query.filter(Trade.is_open.is_(True)).all():
if trade.pair in whitelist:
whitelist.remove(trade.pair)
logger.debug('Ignoring %s in pair whitelist', trade.pair)
if not whitelist:
raise DependencyException('No currency pairs in whitelist')
# Pick pair based on buy signals
for _pair in whitelist:
(buy, sell) = self.analyze.get_signal(self.exchange, _pair,
interval)
if buy and not sell:
pair = _pair
break
else:
return False
pair_s = pair.replace('_', '/')
pair_url = self.exchange.get_pair_detail_url(pair)
# Calculate amount
buy_limit = self.get_target_bid(self.exchange.get_ticker(pair))
min_stake_amount = self._get_min_pair_stake_amount(pair_s, buy_limit)
if min_stake_amount is not None and min_stake_amount > stake_amount:
logger.warning(
f'Can\'t open a new trade for {pair_s}: stake amount'
f' is too small ({stake_amount} < {min_stake_amount})')
return False
amount = stake_amount / buy_limit
order_id = self.exchange.buy(pair, buy_limit, amount)['id']
stake_amount_fiat = self.fiat_converter.convert_amount(
stake_amount, stake_currency, fiat_currency)
# Create trade entity and return
self.rpc.send_msg(f"""*{exc_name}:* Buying [{pair_s}]({pair_url}) \
with limit `{buy_limit:.8f} ({stake_amount:.6f} \
{stake_currency}, {stake_amount_fiat:.3f} {fiat_currency})`""")
# Fee is applied twice because we make a LIMIT_BUY and LIMIT_SELL
fee = self.exchange.get_fee(symbol=pair, taker_or_maker='maker')
trade = Trade(pair=pair,
stake_amount=stake_amount,
amount=amount,
fee_open=fee,
fee_close=fee,
open_rate=buy_limit,
open_rate_requested=buy_limit,
open_date=datetime.utcnow(),
exchange=self.exchange.id,
open_order_id=order_id)
Trade.session.add(trade)
Trade.session.flush()
return True
def create_trade(self) -> bool:
"""
Checks the implemented trading indicator(s) for a randomly picked pair,
if one pair triggers the buy_signal a new trade record gets created
:param stake_amount: amount of btc to spend
:param interval: Ticker interval used for Analyze
:return: True if a trade object has been created and persisted, False otherwise
"""
stake_amount = self.config['stake_amount']
interval = self.analyze.get_ticker_interval()
logger.info(
'Checking buy signals to create a new trade with stake_amount: %f ...',
stake_amount)
whitelist = copy.deepcopy(self.config['exchange']['pair_whitelist'])
# Check if stake_amount is fulfilled
if exchange.get_balance(self.config['stake_currency']) < stake_amount:
raise DependencyException(
'stake amount is not fulfilled (currency={})'.format(
self.config['stake_currency']))
# Remove currently opened and latest pairs from whitelist
for trade in Trade.query.filter(Trade.is_open.is_(True)).all():
if trade.pair in whitelist:
whitelist.remove(trade.pair)
logger.debug('Ignoring %s in pair whitelist', trade.pair)
if not whitelist:
raise DependencyException('No currency pairs in whitelist')
# Pick pair based on StochRSI buy signals
for _pair in whitelist:
(buy, sell) = self.analyze.get_signal(_pair, interval)
if buy and not sell:
pair = _pair
break
else:
return False
# Calculate amount
buy_limit = self.get_target_bid(exchange.get_ticker(pair))
amount = stake_amount / buy_limit
order_id = exchange.buy(pair, buy_limit, amount)
stake_amount_fiat = self.fiat_converter.convert_amount(
stake_amount, self.config['stake_currency'],
self.config['fiat_display_currency'])
# Create trade entity and return
self.rpc.send_msg(
'*{}:* Buying [{}]({}) with limit `{:.8f} ({:.6f} {}, {:.3f} {})` '
.format(exchange.get_name().upper(), pair.replace('_', '/'),
exchange.get_pair_detail_url(pair), buy_limit,
stake_amount, self.config['stake_currency'],
stake_amount_fiat, self.config['fiat_display_currency']))
# Fee is applied twice because we make a LIMIT_BUY and LIMIT_SELL
trade = Trade(pair=pair,
stake_amount=stake_amount,
amount=amount,
fee=exchange.get_fee(),
open_rate=buy_limit,
open_date=datetime.utcnow(),
exchange=exchange.get_name().upper(),
open_order_id=order_id)
Trade.session.add(trade)
Trade.session.flush()
return True
def test_rpc_trade_statistics(default_conf, ticker, ticker_sell_up, fee,
limit_buy_order, limit_sell_order, markets, mocker) -> None:
mocker.patch.multiple(
'freqtrade.rpc.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
)
patch_exchange(mocker)
mocker.patch('freqtrade.rpc.rpc.CryptoToFiatConverter._find_price', return_value=15000.0)
mocker.patch('freqtrade.rpc.telegram.Telegram', MagicMock())
mocker.patch.multiple(
'freqtrade.exchange.Exchange',
get_ticker=ticker,
get_fee=fee,
markets=PropertyMock(return_value=markets)
)
freqtradebot = FreqtradeBot(default_conf)
patch_get_signal(freqtradebot, (True, False))
stake_currency = default_conf['stake_currency']
fiat_display_currency = default_conf['fiat_display_currency']
rpc = RPC(freqtradebot)
rpc._fiat_converter = CryptoToFiatConverter()
with pytest.raises(RPCException, match=r'.*no closed trade*'):
rpc._rpc_trade_statistics(stake_currency, fiat_display_currency)
# Create some test data
freqtradebot.create_trades()
trade = Trade.query.first()
# Simulate fulfilled LIMIT_BUY order for trade
trade.update(limit_buy_order)
# Update the ticker with a market going up
mocker.patch.multiple(
'freqtrade.exchange.Exchange',
get_ticker=ticker_sell_up
)
trade.update(limit_sell_order)
trade.close_date = datetime.utcnow()
trade.is_open = False
freqtradebot.create_trades()
trade = Trade.query.first()
# Simulate fulfilled LIMIT_BUY order for trade
trade.update(limit_buy_order)
# Update the ticker with a market going up
mocker.patch.multiple(
'freqtrade.exchange.Exchange',
get_ticker=ticker_sell_up
)
trade.update(limit_sell_order)
trade.close_date = datetime.utcnow()
trade.is_open = False
stats = rpc._rpc_trade_statistics(stake_currency, fiat_display_currency)
assert prec_satoshi(stats['profit_closed_coin'], 6.217e-05)
assert prec_satoshi(stats['profit_closed_percent'], 6.2)
assert prec_satoshi(stats['profit_closed_fiat'], 0.93255)
assert prec_satoshi(stats['profit_all_coin'], 5.632e-05)
assert prec_satoshi(stats['profit_all_percent'], 2.81)
assert prec_satoshi(stats['profit_all_fiat'], 0.8448)
assert stats['trade_count'] == 2
assert stats['first_trade_date'] == 'just now'
assert stats['latest_trade_date'] == 'just now'
assert stats['avg_duration'] == '0:00:00'
assert stats['best_pair'] == 'ETH/BTC'
assert prec_satoshi(stats['best_rate'], 6.2)
# Test non-available pair
mocker.patch('freqtrade.exchange.Exchange.get_ticker',
MagicMock(side_effect=DependencyException(f"Pair 'ETH/BTC' not available")))
# invalidate ticker cache
rpc._freqtrade.exchange._cached_ticker = {}
stats = rpc._rpc_trade_statistics(stake_currency, fiat_display_currency)
assert stats['trade_count'] == 2
assert stats['first_trade_date'] == 'just now'
assert stats['latest_trade_date'] == 'just now'
assert stats['avg_duration'] == '0:00:00'
assert stats['best_pair'] == 'ETH/BTC'
assert prec_satoshi(stats['best_rate'], 6.2)
assert isnan(stats['profit_all_coin'])
