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Merge branch 'develop' into align_userdata

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Matthias
2019-08-21 19:35:27 +02:00
parent acf1e734ec d2958fc0f5
commit aaeeb9c0c6
30 changed files with 643 additions and 394 deletions
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98
freqtrade/configuration/configuration.py
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@@ -9,12 +9,13 @@ from typing import Any, Callable, Dict, List, Optional
from freqtrade import OperationalException, constants
from freqtrade.configuration.check_exchange import check_exchange
from freqtrade.configuration.config_validation import (
validate_config_consistency, validate_config_schema)
from freqtrade.configuration.directory_operations import (create_datadir,
create_userdata_dir)
from freqtrade.configuration.json_schema import validate_config_schema
from freqtrade.configuration.load_config import load_config_file
from freqtrade.loggers import setup_logging
from freqtrade.misc import deep_merge_dicts
from freqtrade.misc import deep_merge_dicts, json_load
from freqtrade.state import RunMode
logger = logging.getLogger(__name__)
@@ -54,6 +55,9 @@ class Configuration(object):
# Keep this method as staticmethod, so it can be used from interactive environments
config: Dict[str, Any] = {}
if not files:
return constants.MINIMAL_CONFIG.copy()
# We expect here a list of config filenames
for path in files:
logger.info(f'Using config: {path} ...')
@@ -79,8 +83,6 @@ class Configuration(object):
# Load all configs
config: Dict[str, Any] = Configuration.from_files(self.args.config)
self._validate_config_consistency(config)
self._process_common_options(config)
self._process_optimize_options(config)
@@ -89,6 +91,13 @@ class Configuration(object):
self._process_runmode(config)
# Check if the exchange set by the user is supported
check_exchange(config, config.get('experimental', {}).get('block_bad_exchanges', True))
self._resolve_pairs_list(config)
validate_config_consistency(config)
return config
def _process_logging_options(self, config: Dict[str, Any]) -> None:
@@ -146,9 +155,6 @@ class Configuration(object):
if 'sd_notify' in self.args and self.args.sd_notify:
config['internals'].update({'sd_notify': True})
# Check if the exchange set by the user is supported
check_exchange(config, config.get('experimental', {}).get('block_bad_exchanges', True))
def _process_datadir_options(self, config: Dict[str, Any]) -> None:
"""
Extract information for sys.argv and load directory configurations
@@ -285,6 +291,19 @@ class Configuration(object):
self._args_to_config(config, argname='trade_source',
logstring='Using trades from: {}')
self._args_to_config(config, argname='erase',
logstring='Erase detected. Deleting existing data.')
self._args_to_config(config, argname='timeframes',
logstring='timeframes --timeframes: {}')
self._args_to_config(config, argname='days',
logstring='Detected --days: {}')
if "exchange" in self.args and self.args.exchange:
config['exchange']['name'] = self.args.exchange
logger.info(f"Using exchange {config['exchange']['name']}")
def _process_runmode(self, config: Dict[str, Any]) -> None:
if not self.runmode:
@@ -294,35 +313,6 @@ class Configuration(object):
config.update({'runmode': self.runmode})
def _validate_config_consistency(self, conf: Dict[str, Any]) -> None:
"""
Validate the configuration consistency
:param conf: Config in JSON format
:return: Returns None if everything is ok, otherwise throw an OperationalException
"""
# validating trailing stoploss
self._validate_trailing_stoploss(conf)
def _validate_trailing_stoploss(self, conf: Dict[str, Any]) -> None:
# Skip if trailing stoploss is not activated
if not conf.get('trailing_stop', False):
return
tsl_positive = float(conf.get('trailing_stop_positive', 0))
tsl_offset = float(conf.get('trailing_stop_positive_offset', 0))
tsl_only_offset = conf.get('trailing_only_offset_is_reached', False)
if tsl_only_offset:
if tsl_positive == 0.0:
raise OperationalException(
f'The config trailing_only_offset_is_reached needs '
'trailing_stop_positive_offset to be more than 0 in your config.')
if tsl_positive > 0 and 0 < tsl_offset <= tsl_positive:
raise OperationalException(
f'The config trailing_stop_positive_offset needs '
'to be greater than trailing_stop_positive_offset in your config.')
def _args_to_config(self, config: Dict[str, Any], argname: str,
logstring: str, logfun: Optional[Callable] = None,
deprecated_msg: Optional[str] = None) -> None:
@@ -344,3 +334,39 @@ class Configuration(object):
logger.info(logstring.format(config[argname]))
if deprecated_msg:
warnings.warn(f"DEPRECATED: {deprecated_msg}", DeprecationWarning)
def _resolve_pairs_list(self, config: Dict[str, Any]) -> None:
"""
Helper for download script.
Takes first found:
* -p (pairs argument)
* --pairs-file
* whitelist from config
"""
if "pairs" in config:
return
if "pairs_file" in self.args and self.args.pairs_file:
pairs_file = Path(self.args.pairs_file)
logger.info(f'Reading pairs file "{pairs_file}".')
# Download pairs from the pairs file if no config is specified
# or if pairs file is specified explicitely
if not pairs_file.exists():
raise OperationalException(f'No pairs file found with path "{pairs_file}".')
with pairs_file.open('r') as f:
config['pairs'] = json_load(f)
config['pairs'].sort()
return
if "config" in self.args and self.args.config:
logger.info("Using pairlist from configuration.")
config['pairs'] = config.get('exchange', {}).get('pair_whitelist')
else:
# Fall back to /dl_path/pairs.json
pairs_file = Path(config['datadir']) / config['exchange']['name'].lower() / "pairs.json"
if pairs_file.exists():
with pairs_file.open('r') as f:
config['pairs'] = json_load(f)
if 'pairs' in config:
config['pairs'].sort()