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Add convert_* methods

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This commit is contained in:
Matthias 2019-12-23 15:04:45 +01:00
parent e5a61667dd
commit cd4466a626
1 changed files with 46 additions and 4 deletions
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50
freqtrade/utils.py
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@ -17,6 +17,7 @@ from freqtrade.configuration import (Configuration, TimeRange,
from freqtrade.configuration.directory_operations import (copy_sample_files, from freqtrade.configuration.directory_operations import (copy_sample_files,
create_userdata_dir) create_userdata_dir)
from freqtrade.constants import USERPATH_HYPEROPTS, USERPATH_STRATEGY from freqtrade.constants import USERPATH_HYPEROPTS, USERPATH_STRATEGY
from freqtrade.data.datahandlers import get_datahandlerclass
from freqtrade.data.history import (convert_trades_to_ohlcv, from freqtrade.data.history import (convert_trades_to_ohlcv,
refresh_backtest_ohlcv_data, refresh_backtest_ohlcv_data,
refresh_backtest_trades_data) refresh_backtest_trades_data)
@ -241,12 +242,53 @@ def start_list_strategies(args: Dict[str, Any]) -> None:
print(tabulate(strats_to_print, headers='keys', tablefmt='pipe')) print(tabulate(strats_to_print, headers='keys', tablefmt='pipe'))
def convert_trades_format(config: Dict[str, Any], convert_from: str, convert_to: str):
"""
TODO: move this to converter.py (?)
"""
SrcClass = get_datahandlerclass(convert_from)
TrgClass = get_datahandlerclass(convert_to)
if 'pairs' not in config:
config['pairs'] = SrcClass.trades_get_pairs(config['datadir'])
logger.info(f"Converting trades for {config['pairs']}")
for pair in config['pairs']:
src = SrcClass(config['datadir'], pair)
trg = TrgClass(config['datadir'], pair)
data = src.trades_load()
logger.info(f"Converting {len(data)} trades for {pair}")
trg.trades_store(data)
def convert_ohlcv_format(config: Dict[str, Any], convert_from: str, convert_to: str):
"""
TODO: move this to converter.py (?)
"""
SrcClass = get_datahandlerclass(convert_from)
TrgClass = get_datahandlerclass(convert_to)
if 'pairs' not in config:
config['pairs'] = SrcClass.ohclv_get_pairs(config['datadir'], config['ticker_interval'])
logger.info(f"Converting OHLCV for {config['pairs']}")
for pair in config['pairs']:
src = SrcClass(config['datadir'], pair)
trg = TrgClass(config['datadir'], pair)
data = src.ohlcv_load()
logger.info(f"Converting {len(data)} candles for {pair}")
trg.ohlcv_store(data)
def start_convert_data(args: Dict[str, Any]) -> None: def start_convert_data(args: Dict[str, Any]) -> None:
""" """
Convert data from one format to another Convert data from one format to another
""" """
config = setup_utils_configuration(args, RunMode.UTIL_EXCHANGE) config = setup_utils_configuration(args, RunMode.UTIL_NO_EXCHANGE)
print(config) from pprint import pprint
pprint(config)
# convert_trades_format(config, 'json', 'jsongz')
def start_list_timeframes(args: Dict[str, Any]) -> None: def start_list_timeframes(args: Dict[str, Any]) -> None:
@ -452,10 +494,10 @@ def start_hyperopt_show(args: Dict[str, Any]) -> None:
n = config.get('hyperopt_show_index', -1) n = config.get('hyperopt_show_index', -1)
if n > trials_epochs: if n > trials_epochs:
raise OperationalException( raise OperationalException(
f"The index of the epoch to show should be less than {trials_epochs + 1}.") f"The index of the epoch to show should be less than {trials_epochs + 1}.")
if n < -trials_epochs: if n < -trials_epochs:
raise OperationalException( raise OperationalException(
f"The index of the epoch to show should be greater than {-trials_epochs - 1}.") f"The index of the epoch to show should be greater than {-trials_epochs - 1}.")
# Translate epoch index from human-readable format to pythonic # Translate epoch index from human-readable format to pythonic
if n > 0: if n > 0: