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Resolve pairlist in configuration

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This commit is contained in:
Matthias 2019-08-16 14:56:57 +02:00
parent 3c15e3ebdd
commit 4e308a1a3e
1 changed files with 34 additions and 3 deletions
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37
freqtrade/configuration/configuration.py
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@ -90,6 +90,11 @@ 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)
return config
def _process_logging_options(self, config: Dict[str, Any]) -> None:
@ -150,9 +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 datadir configuration:
@ -348,3 +350,32 @@ 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 self.args and self.args.pairs:
return
if "pairs_file" in self.args and self.args.pairs_file:
pairs_file = 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():
OperationalException(f'No pairs file found with path "{pairs_file}".')
# with pairs_file.open() as file:
# pairs = list(set(json.load(file)))
# pairs.sort()
if "config" in self.args:
logger.info("Using pairlist from configuration.")
config['pairs'] = config.get('exchange', {}).get('pair_whitelist')