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Update exchange init to use .pro if available

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This commit is contained in:
Matthias
2022-10-12 06:17:42 +02:00
parent c9b1071baa
commit ad7b78ec93
1 changed files with 12 additions and 10 deletions
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22
freqtrade/exchange/exchange.py
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@@ -15,6 +15,7 @@ from typing import Any, Coroutine, Dict, List, Literal, Optional, Tuple, Union
import ccxt import ccxt
import ccxt.async_support as ccxt_async import ccxt.async_support as ccxt_async
import ccxt.pro as ccxt_pro
from cachetools import TTLCache from cachetools import TTLCache
from ccxt import TICK_SIZE from ccxt import TICK_SIZE
from dateutil import parser from dateutil import parser
@@ -218,7 +219,7 @@ class Exchange:
ccxt_config = deep_merge_dicts(exchange_conf.get("ccxt_config", {}), ccxt_config) ccxt_config = deep_merge_dicts(exchange_conf.get("ccxt_config", {}), ccxt_config)
ccxt_config = deep_merge_dicts(exchange_conf.get("ccxt_sync_config", {}), ccxt_config) ccxt_config = deep_merge_dicts(exchange_conf.get("ccxt_sync_config", {}), ccxt_config)
self._api = self._init_ccxt(exchange_conf, ccxt_kwargs=ccxt_config) self._api = self._init_ccxt(exchange_conf, True, ccxt_config)
ccxt_async_config = self._ccxt_config ccxt_async_config = self._ccxt_config
ccxt_async_config = deep_merge_dicts( ccxt_async_config = deep_merge_dicts(
@@ -227,8 +228,7 @@ class Exchange:
ccxt_async_config = deep_merge_dicts( ccxt_async_config = deep_merge_dicts(
exchange_conf.get("ccxt_async_config", {}), ccxt_async_config exchange_conf.get("ccxt_async_config", {}), ccxt_async_config
) )
self._api_async = self._init_ccxt(exchange_conf, ccxt_async, ccxt_kwargs=ccxt_async_config) self._api_async = self._init_ccxt(exchange_conf, False, ccxt_async_config)
logger.info(f'Using Exchange "{self.name}"') logger.info(f'Using Exchange "{self.name}"')
self.required_candle_call_count = 1 self.required_candle_call_count = 1
if validate: if validate:
@@ -287,18 +287,20 @@ class Exchange:
self.validate_pricing(config["entry_pricing"]) self.validate_pricing(config["entry_pricing"])
def _init_ccxt( def _init_ccxt(
self, self, exchange_config: Dict[str, Any], sync: bool, ccxt_kwargs: Dict[str, Any]
exchange_config: Dict[str, Any],
ccxt_module: CcxtModuleType = ccxt,
*,
ccxt_kwargs: Dict,
) -> ccxt.Exchange: ) -> ccxt.Exchange:
""" """
Initialize ccxt with given config and return valid Initialize ccxt with given config and return valid ccxt instance.
ccxt instance.
""" """
# Find matching class for the given exchange name # Find matching class for the given exchange name
name = exchange_config["name"] name = exchange_config["name"]
if sync:
ccxt_module = ccxt
else:
ccxt_module = ccxt_pro
if not is_exchange_known_ccxt(name, ccxt_module):
# Fall back to async if pro doesn't support this exchange
ccxt_module = ccxt_async
if not is_exchange_known_ccxt(name, ccxt_module): if not is_exchange_known_ccxt(name, ccxt_module):
raise OperationalException(f"Exchange {name} is not supported by ccxt") raise OperationalException(f"Exchange {name} is not supported by ccxt")