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CHANGELOG.md

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Changelog

[0.7.6] - 2023-12-21

Added DLOB, DLOBClient, and corresponding math

Added AuctionSubscriber class

Added SlotSubscriber class

Stabilized UserMap WebSocket Subscription

Fixed issue where get_non_idle_user_filter would return an empty filter

[0.7.8] - 2024-1-8

Fixed several math errors in amm.py, repeg.py, oracles.py

Fixed bug where DriftUser.get_free_collateral() would always return 0

Added equivalent math in funding.py to match TypeScript SDK

Removed sub_account_id field from DriftUser

Changed UserMap to assign slots from the getProgramAccounts RPC call

Updated constants/perp_markets.py with new perp market listings

[0.7.9] - 2024-1-8

Fix breaking bug in DriftClient.get_jupiter_swap_ix_v6 where token accounts wouldn't be created properly

[0.7.10] - 2024-1-11

Add get_l2_orderbook_sync and get_l3_orderbook_sync to DLOBClient for building orderbooks from DLOB instead of DLOB-server

Refactor the WebsocketDriftClientAccountSubscriber subscription logic to reduce 429s

[0.7.11] - 2024-1-12

Update drift.json IDL for Drift Program

[0.7.12] - 2024-1-15

Fix several major math bugs in DriftUser.get_perp_liq_price() and downstream math functions

Add default Confirmed commitment in StandardTxSender

[0.7.14] - 2024-1-18

Add PriorityFeeSubscriber

[0.7.15] - 2024-1-18

Fix bug where PriorityFeeSubscriber.subscribe() blocks

[0.7.17] - 2024-1-19

Refactor math entirely to align more closely with TypeScript SDK

Add some math functions to orders.py, amm.py, and oracles.py

Update casing conventions for ExchangeStatus

Add find_nodes_to_trigger() to dlob.py

Add get_slot() to user_map.py

[0.7.18] - 2024-1-25

Minor tweaks to UserMap

[0.7.19] - 2024-1-29

Add FastTxSender

[0.7.20] - 2024-1-30

Add determine_maker_and_taker and find_crossing_resting_limit_orders to DLOB

Fix bugs with lambda functions in DLOB

Add get_settle_perp_ixs, get_fill_perp_order_ix get_revert_fill_ix, get_trigger_order_ix, force_cancel_orders, and get_force_cancel_orders_ix to DriftClient

Fix bugs in amm.py

Fix bugs in exchange_status.py

Update funding calculations in funding.py/calculate_all_estimated_funding_rate

Increase RPC timeout in PriorityFeeSubscriber.load() from 5 to 20 seconds

Increase RPC timeout in UserMap.sync() from 10 to 30 seconds

Fix bug with python versions > 3.10 with mutable default struct fields in types.py/OrderParams

Several semantics changes throughout the codebase

[0.7.21] - 2024-2-1

Fix blocking bug in FastTxSender

[0.7.23] - 2024-2-8

Add derive_oracle_auction_params()

Add time_remaining_until_update()

Add calculate_borrow_rate()

Add calculate_interest_rate()

Add calculate_utilization()

Add calculate_spot_market_borrow_capacity()

Add calculate_reference_price_offset()

Add calculate_inventory_liquidity_ratio()

Add get_new_oracle_conf_pct()

Add DriftUser.is_being_liquidated()

Fix several bugs in several math functions

Fix bug in DriftClient.get_jupiter_swap_ix_v6()

Add math unit tests for derive_oracle_auction_params(), calculate_long_short_funding_and_live_twaps(), time_remaining_until_update(), calculate_size_premium_liability_weight(), calculate_borrow_rate(), calculate_deposit_rate(), calculate_spot_market_borrow_capacity, calculate_inventory_scale(), calculate_spread_bn(), calculate_price(), calculate_spread_reserves(), calculate_reference_price_offset(), calculate_inventory_liquidity_ratio(), calculate_live_oracle_twap(), calculate_live_oracle_std(), get_new_oracle_conf_pct(), is_oracle_valid(), calculate_position_pnl(), get_worst_case_token_amounts(), DriftUser.get_free_collateral(), DriftUser.get_health(), DriftUser.get_max_leverage_for_perps(), DriftUser.get_active_perp_positions(), DriftUser.get_unrealized_pnl(), DriftUser.can_be_liquidated(), DriftUser.get_token_amount(), DriftUser.get_net_spot_market_value(), DriftUser.get_spot_market_asset_and_liability_value()

Add OraclePriceData.default()

Add default values for padding in structs

Bump requests and typing-extensions to ^ instead of pinned

[0.7.24] - 2024-2-10

Update drift.json IDL

[0.7.25] - 2024-2-20

Fix bug in decode_user() where remainder_base_amount would decode incorrectly

[0.7.26] - 2024-2-26

Filter out logs with errors in websocket_log_provider.py to avoid EventSubscriber returning false positive events

[0.7.27] - 2024-2-27

Fix bug where MarketMap.unsubscribe() wasn't properly awaited

[0.7.29] - 2024-2-28

Fix bug where DriftClient.unsubscribe() wasn't properly awaited

[0.7.30] - 2024-2-28

Add support for hot-swapping oracles without SDK dying

Add custom event parsing in events/parse.py

[0.7.31] - 2024-2-28

Fix bug where DriftClient.unsubscribe() scheduled tasks on an already-running event loop

[0.7.32] - 2024-2-29

Add guardrails to avoid CachedDriftClientAccountSubscriber panicking on cache fetch IndexErrors

Add perp_market_indexes, spot_market_indexes, oracle_infos, should_find_all_markets_and_oracles to CachedDriftClientAccountSubscriber

Add stack_trace() utility function

[0.7.33] - 2024-2-29

Fix IndexError vs KeyError bug in CachedDriftClientAccountSubscriber.get_oracle_price_data_and_slot()

Sort market indexes in CachedDriftClientAccountSubscriber before populating cache

Merge PR #116: Update div_ceil to use integer division isntead of float division

Merge PR #117: Allows for the Jupiter V6 Swap API url to be configured

[0.7.34] - 2024-3-4

Refactor oracle switching & tests

Fix bug in MarketMap where a subscription would not be properly established

[0.7.36] - 2024-3-8

Add support for prelisting oracles

[0.7.37] - 2024-3-11

Fix bug where prelisting & switchboard oracles weren't properly decoded for cached drift client subscriptions

[0.7.38] - 2024-3-11

Add max confidence interval multiplier to oracle validity calculations

[0.7.39] - 2024-3-13

Fix events archiver bug with logs less than 8 bytes

[0.7.40] - 2024-3-14

Update drift.json IDL

Fix enum interpretaton bug in get_max_confidence_interval_multiplier

[0.7.42] - 2024-3-18

Add W-PERP to constants/perp_markets.py

[0.7.43] - 2024-3-21

Fix minor bugs in DriftUser math functions

[0.7.44] - 2024-3-27

Add JitoTxSender

Update drift.json IDL

[0.7.45] - 2024-4-5

Update perp_market_constants.py

[0.7.46] - 2024-4-5

Fix bug where DriftClient.send_ixs wasn't properly awaited

[0.7.47] - 2024-4-9

Add UserStatsMap

[0.7.49] - 2024-5-15

Update anchorpy, anchorpy-core, solana, jito-searcher-client to latest versions