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Update list_exchanges to use a dict internally

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This commit is contained in:
Matthias
2023-06-03 07:15:05 +02:00
parent 26ed17fa02
commit b5d1017779
3 changed files with 23 additions and 6 deletions
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11
freqtrade/commands/list_commands.py
View File

@@ -28,15 +28,20 @@ def start_list_exchanges(args: Dict[str, Any]) -> None:
exchanges = validate_exchanges(args['list_exchanges_all']) exchanges = validate_exchanges(args['list_exchanges_all'])
if args['print_one_column']: if args['print_one_column']:
print('\n'.join([e[0] for e in exchanges])) print('\n'.join([e['name'] for e in exchanges]))
else: else:
if args['list_exchanges_all']: if args['list_exchanges_all']:
print("All exchanges supported by the ccxt library:") print("All exchanges supported by the ccxt library:")
else: else:
print("Exchanges available for Freqtrade:") print("Exchanges available for Freqtrade:")
exchanges = [e for e in exchanges if e[1] is not False] exchanges = [e for e in exchanges if e['valid'] is not False]
print(tabulate(exchanges, headers=['Exchange name', 'Valid', 'reason'])) headers = {
'name': 'Exchange name',
'valid': 'Valid',
'comment': 'reason',
}
print(tabulate(exchanges, headers=headers))
def _print_objs_tabular(objs: List, print_colorized: bool) -> None: def _print_objs_tabular(objs: List, print_colorized: bool) -> None:

10
freqtrade/exchange/exchange_utils.py
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@@ -10,6 +10,7 @@ from ccxt import (DECIMAL_PLACES, ROUND, ROUND_DOWN, ROUND_UP, SIGNIFICANT_DIGIT
TRUNCATE, decimal_to_precision) TRUNCATE, decimal_to_precision)
from freqtrade.exchange.common import BAD_EXCHANGES, EXCHANGE_HAS_OPTIONAL, EXCHANGE_HAS_REQUIRED from freqtrade.exchange.common import BAD_EXCHANGES, EXCHANGE_HAS_OPTIONAL, EXCHANGE_HAS_REQUIRED
from freqtrade.exchange.types import ValidExchangesType
from freqtrade.util import FtPrecise from freqtrade.util import FtPrecise
from freqtrade.util.datetime_helpers import dt_from_ts, dt_ts from freqtrade.util.datetime_helpers import dt_from_ts, dt_ts
@@ -55,14 +56,17 @@ def validate_exchange(exchange: str) -> Tuple[bool, str]:
return True, '' return True, ''
def validate_exchanges(all_exchanges: bool) -> List[Tuple[str, bool, str]]: def validate_exchanges(all_exchanges: bool) -> List[ValidExchangesType]:
""" """
:return: List of tuples with exchangename, valid, reason. :return: List of tuples with exchangename, valid, reason.
""" """
exchanges = ccxt_exchanges() if all_exchanges else available_exchanges() exchanges = ccxt_exchanges() if all_exchanges else available_exchanges()
exchanges_valid = [
(e, *validate_exchange(e)) for e in exchanges exchanges_valid: List[ValidExchangesType] = [
{'name': e, 'valid': valid, 'comment': comment}
for e, valid, comment in ((e, *validate_exchange(e)) for e in exchanges)
] ]
return exchanges_valid return exchanges_valid

8
freqtrade/exchange/types.py
View File

@@ -26,5 +26,13 @@ class OrderBook(TypedDict):
Tickers = Dict[str, Ticker] Tickers = Dict[str, Ticker]
# Used for list-exchanges
class ValidExchangesType(TypedDict):
name: str
valid: bool
comment: str
# pair, timeframe, candleType, OHLCV, drop last?, # pair, timeframe, candleType, OHLCV, drop last?,
OHLCVResponse = Tuple[str, str, CandleType, List, bool] OHLCVResponse = Tuple[str, str, CandleType, List, bool]