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kraken: `Pair.costmin` is now optional? 

Some pairs don't seem to define it but it's not listed as deprecated on
official API page (new one now linked in type def's doc string).
port_to_latest_tractor
Tyler Goodlet 2025-06-26 10:49:39 -04:00
parent 2545def7bb
commit b01edcf65a
1 changed files with 7 additions and 3 deletions
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10
piker/brokers/kraken/symbols.py
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@ -21,7 +21,6 @@ Symbology defs and search.
from decimal import Decimal from decimal import Decimal
import tractor import tractor
from rapidfuzz import process as fuzzy
from piker._cacheables import ( from piker._cacheables import (
async_lifo_cache, async_lifo_cache,
@ -41,8 +40,13 @@ from piker.accounting._mktinfo import (
) )
# https://www.kraken.com/features/api#get-tradable-pairs
class Pair(Struct): class Pair(Struct):
'''
A tradable asset pair as schema-defined by,
https://docs.kraken.com/api/docs/rest-api/get-tradable-asset-pairs
'''
xname: str # idiotic bs_mktid equiv i guess? xname: str # idiotic bs_mktid equiv i guess?
altname: str # alternate pair name altname: str # alternate pair name
wsname: str # WebSocket pair name (if available) wsname: str # WebSocket pair name (if available)
@ -53,7 +57,6 @@ class Pair(Struct):
lot: str # volume lot size lot: str # volume lot size
cost_decimals: int cost_decimals: int
costmin: float
pair_decimals: int # scaling decimal places for pair pair_decimals: int # scaling decimal places for pair
lot_decimals: int # scaling decimal places for volume lot_decimals: int # scaling decimal places for volume
@ -79,6 +82,7 @@ class Pair(Struct):
tick_size: float # min price step size tick_size: float # min price step size
status: str status: str
costmin: str|None = None # XXX, only some mktpairs?
short_position_limit: float = 0 short_position_limit: float = 0
long_position_limit: float = float('inf') long_position_limit: float = float('inf')