Python 3.7+ async library for crypto.com/exchange API using httpx and websockets

Documentation: https://cryptocom-exchange.rtfd.io

Exchange original API docs: https://exchange-docs.crypto.com

**WARNING: PLEASE use 0.10.3+ [prev versions have private websocket broken and memory leaks]

Description

pip install cryptocom-exchange

• provides all methods to access crypto.com/exchange API (except for websockets temporary)
• full test coverage on real exchange with real money
• simple async methods with custom retries and timeouts

Please do not use secret keys, they used only for test purposes

Changelog

• 0.10.4 - Updated pairs
• 0.10.3 - fixed websocket private endpoints not returning data
• 0.10.2 - fixed huge memory leak by httpx
• [leaks memory] 0.10.1 - added read timeouts for websockets, fixed test with tickers
• [leaks memory] 0.10.0 - moved into httpx + websockets, added autoreconnect, simplified code, improved stability
• 0.9.5 - added timeout for websocket if no data received in 3 mins we trying to reconnect
• 0.9.4 - fixed spread func, fixed missing params
• 0.9.3 - added RPS limiter by @Irishery
• 0.9.2 - fixed event loop import level
• 0.9.1 - fixed Windows bug with asyncio event loop
• 0.9.0 - updated coins, refactored wallet transactions
• 0.8.1 - fixed coin name generation
• 0.8 - fixed tests with updated coins
• 0.7.12 - updated coins, added websocket timeouts
• 0.7.11 - fixed orders history if empty
• 0.7.10 - updated pairs precision
• 0.7.9 - fixed price and quantity rounding, updated pairs and coins
• 0.7.8 - changed keys, removed depth from orderbook (not working, always 150), updated pairs
• 0.7.7 - updated pairs by JOB, fixed timeout
• 0.7.6 - updated pairs
• 0.7.5 - fixed order.remaining_quantity rounding
• 0.7.4 - fixed sync pairs for account
• 0.7.3 - fixed price of order if not filled, updated coins, added missing trades to Order
• 0.7.2 - fixed listen_orders private account method, added test
• 0.7.1 - fixed missing '.0' in order price and quantity (different in py3.7, py3.9)
• 0.7 - major changes, Pair -> cro.pairs.CRO_USDT moved to more complex structure so we can use round and server information about pairs.
  • If you have errors, just use await account.sync_pairs() or await exchange.sync_pairs()
  • Added rounding per pair, all floats will be with right precisions
• 0.6 - included changes from PR kudos to https://github.com/samueltayishere, fixed limit orders, fixed timeouts, fixed is_active order status
• 0.5.1 - added symbols YFI, BAND, fixed test with limit orders
• 0.5 - missing symbols MKR, UNI, possible refactoring for simple objects
• 0.4.5 - fixed missing CELR balances
• 0.4.4 - fixed missing QTUM, CELR coins
• 0.4.3 - fixed missing fees_coin Coin enum
• 0.4.2 - fixed supported pairs OMG and MANA
• 0.4.1 - fixed cached_property for python 3.7
• 0.4.0 - added OrderForceType and OrderExecType, refactored Order responses, splited private and market methods, added missing Pair and Coin, added Balance dataclass, public keys for tests passing
• 0.3.4 - fixed balances listener, fixed pairs
• 0.3.3 - fixed orderbook depth
• 0.3.2 - added orderbook websocket method
• 0.3.1 - fixed missing DAI pair
• 0.3 - added websocket support for public endpoints and supports sign=True for private endpoints
• 0.2.1 - fixed order_id in get_order func, still preparing for stable release
• 0.2 - moved to new API v2, except for websockets