pub trait AssetPairAccountIdFor<AssetId, AccountId> {
fn from_assets(
asset_a: AssetId,
asset_b: AssetId,
identifier: &str
) -> AccountId;
}
pub trait AssetPairAccountIdFor<AssetId, AccountId> {
fn from_assets(
asset_a: AssetId,
asset_b: AssetId,
identifier: &str
) -> AccountId;
}