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pair_param

Per-pair parameters. Returns None if the pair is not configured.

Drives every pre-trade check: tick_size for price alignment, min_order_size for dust rejection, max_abs_oi for the per-side OI cap, the IM/MM ratios for margin, max_abs_funding_rate for the funding clamp, and bucket_sizes for liquidity depth queries. See protocol book: perps/7-risk for calibration guidance.

Signature

def pair_param(self, pair_id: PairId) -> PairParam | None

Example

from dango.info import Info
from dango.utils.constants import MAINNET_API_URL
from dango.utils.types import PairId
 
info = Info(MAINNET_API_URL, skip_ws=True)
param = info.pair_param(PairId("perp/ethusd"))
if param is not None:
    print(param["tick_size"], param["bucket_sizes"])

Parameters

pair_id — PairId. The pair identifier (e.g. "perp/ethusd").

Returns

PairParam | None — TypedDict with per-pair configuration. None if the pair is not configured. See PairParam for the full field list.

See also