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reduce complexity of start_download_data() for flake8

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This commit is contained in:
robcaulk 2022-09-25 21:34:58 +02:00
parent aca03e38f6
commit c31f322349
1 changed files with 38 additions and 32 deletions
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70
freqtrade/commands/data_commands.py
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@ -11,7 +11,7 @@ from freqtrade.data.history import (convert_trades_to_ohlcv, refresh_backtest_oh
refresh_backtest_trades_data) refresh_backtest_trades_data)
from freqtrade.enums import CandleType, RunMode, TradingMode from freqtrade.enums import CandleType, RunMode, TradingMode
from freqtrade.exceptions import OperationalException from freqtrade.exceptions import OperationalException
from freqtrade.exchange import market_is_active, timeframe_to_minutes from freqtrade.exchange import Exchange, market_is_active, timeframe_to_minutes
from freqtrade.freqai.utils import setup_freqai_spice_rack from freqtrade.freqai.utils import setup_freqai_spice_rack
from freqtrade.plugins.pairlist.pairlist_helpers import dynamic_expand_pairlist, expand_pairlist from freqtrade.plugins.pairlist.pairlist_helpers import dynamic_expand_pairlist, expand_pairlist
from freqtrade.resolvers import ExchangeResolver from freqtrade.resolvers import ExchangeResolver
@ -68,37 +68,7 @@ def start_download_data(args: Dict[str, Any]) -> None:
exchange.validate_timeframes(timeframe) exchange.validate_timeframes(timeframe)
try: try:
pairs_not_available = download_trades(exchange, expanded_pairs, config, timerange)
if config.get('download_trades'):
if config.get('trading_mode') == 'futures':
raise OperationalException("Trade download not supported for futures.")
pairs_not_available = refresh_backtest_trades_data(
exchange, pairs=expanded_pairs, datadir=config['datadir'],
timerange=timerange, new_pairs_days=config['new_pairs_days'],
erase=bool(config.get('erase')), data_format=config['dataformat_trades'])
# Convert downloaded trade data to different timeframes
convert_trades_to_ohlcv(
pairs=expanded_pairs, timeframes=config['timeframes'],
datadir=config['datadir'], timerange=timerange, erase=bool(config.get('erase')),
data_format_ohlcv=config['dataformat_ohlcv'],
data_format_trades=config['dataformat_trades'],
)
else:
if not exchange.get_option('ohlcv_has_history', True):
raise OperationalException(
f"Historic klines not available for {exchange.name}. "
"Please use `--dl-trades` instead for this exchange "
"(will unfortunately take a long time)."
)
pairs_not_available = refresh_backtest_ohlcv_data(
exchange, pairs=expanded_pairs, timeframes=config['timeframes'],
datadir=config['datadir'], timerange=timerange,
new_pairs_days=config['new_pairs_days'],
erase=bool(config.get('erase')), data_format=config['dataformat_ohlcv'],
trading_mode=config.get('trading_mode', 'spot'),
prepend=config.get('prepend_data', False)
)
except KeyboardInterrupt: except KeyboardInterrupt:
sys.exit("SIGINT received, aborting ...") sys.exit("SIGINT received, aborting ...")
@ -109,6 +79,42 @@ def start_download_data(args: Dict[str, Any]) -> None:
f"on exchange {exchange.name}.") f"on exchange {exchange.name}.")
def download_trades(exchange: Exchange, expanded_pairs: list,
config: Dict[str, Any], timerange: TimeRange) -> list:
if config.get('download_trades'):
if config.get('trading_mode') == 'futures':
raise OperationalException("Trade download not supported for futures.")
pairs_not_available = refresh_backtest_trades_data(
exchange, pairs=expanded_pairs, datadir=config['datadir'],
timerange=timerange, new_pairs_days=config['new_pairs_days'],
erase=bool(config.get('erase')), data_format=config['dataformat_trades'])
# Convert downloaded trade data to different timeframes
convert_trades_to_ohlcv(
pairs=expanded_pairs, timeframes=config['timeframes'],
datadir=config['datadir'], timerange=timerange, erase=bool(config.get('erase')),
data_format_ohlcv=config['dataformat_ohlcv'],
data_format_trades=config['dataformat_trades'],
)
else:
if not exchange.get_option('ohlcv_has_history', True):
raise OperationalException(
f"Historic klines not available for {exchange.name}. "
"Please use `--dl-trades` instead for this exchange "
"(will unfortunately take a long time)."
)
pairs_not_available = refresh_backtest_ohlcv_data(
exchange, pairs=expanded_pairs, timeframes=config['timeframes'],
datadir=config['datadir'], timerange=timerange,
new_pairs_days=config['new_pairs_days'],
erase=bool(config.get('erase')), data_format=config['dataformat_ohlcv'],
trading_mode=config.get('trading_mode', 'spot'),
prepend=config.get('prepend_data', False)
)
return pairs_not_available
def start_convert_trades(args: Dict[str, Any]) -> None: def start_convert_trades(args: Dict[str, Any]) -> None:
config = setup_utils_configuration(args, RunMode.UTIL_EXCHANGE) config = setup_utils_configuration(args, RunMode.UTIL_EXCHANGE)