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https://github.com/sammchardy/python-kucoin

Kucoin REST and Websocket API python implementation
https://github.com/sammchardy/python-kucoin

bitcoin cryptocurrency kucoin kucoin-api python python3 rest websocket

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Kucoin REST and Websocket API python implementation

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README

        

===============================
Welcome to python-kucoin v2.1.3
===============================

Last Updated 4th Oct 2021

.. image:: https://img.shields.io/pypi/v/python-kucoin.svg
:target: https://pypi.python.org/pypi/python-kucoin

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This is an unofficial Python wrapper for the `Kucoin exchanges REST and Websocket API v2 `_.
I am in no way affiliated with `Kucoin `_, use at your own risk.

PyPi
https://pypi.python.org/pypi/python-kucoin

Source code
https://github.com/sammchardy/python-kucoin

Documentation
https://python-kucoin.readthedocs.io/en/latest/

Blog with examples
https://sammchardy.github.io

Features
--------

- Implementation of REST endpoints
- Simple handling of authentication
- Response exception handling
- Implement websockets (note only python3.5+)

TODO
----

- L2 and L3 Local Order Books

Quick Start
-----------

Register an account with `Kucoin `_.

To test on the Sandbox register with `Kucoin Sandbox `_.

`Generate an API Key `_
or `Generate an API Key in Sandbox `_ and enable it.

.. code:: bash

pip install python-kucoin

.. code:: python

from kucoin.client import Client

api_key = ''
api_secret = ''
api_passphrase = ''

client = Client(api_key, api_secret, api_passphrase)

# or connect to Sandbox
# client = Client(api_key, api_secret, api_passphrase, sandbox=True)

# get currencies
currencies = client.get_currencies()

# get market depth
depth = client.get_order_book('KCS-BTC')

# get symbol klines
klines = client.get_kline_data('KCS-BTC')

# get list of markets
markets = client.get_markets()

# place a market buy order
order = client.create_market_order('NEO', Client.SIDE_BUY, size=20)

# get list of active orders
orders = client.get_active_orders('KCS-BTC')

Websockets
----------

Note only for python3.5+

.. code:: python

import asyncio

from kucoin.client import Client
from kucoin.asyncio import KucoinSocketManager

api_key = ''
api_secret = ''
api_passphrase = ''

async def main():
global loop

# callback function that receives messages from the socket
async def handle_evt(msg):
if msg['topic'] == '/market/ticker:ETH-USDT':
print(f'got ETH-USDT tick:{msg["data"]}')

elif msg['topic'] == '/market/snapshot:BTC':
print(f'got BTC market snapshot:{msg["data"]}')

elif msg['topic'] == '/market/snapshot:KCS-BTC':
print(f'got KCS-BTC symbol snapshot:{msg["data"]}')

elif msg['topic'] == '/market/ticker:all':
print(f'got all market snapshot:{msg["data"]}')

elif msg['topic'] == '/account/balance':
print(f'got account balance:{msg["data"]}')

elif msg['topic'] == '/market/level2:KCS-BTC':
print(f'got L2 msg:{msg["data"]}')

elif msg['topic'] == '/market/match:BTC-USDT':
print(f'got market match msg:{msg["data"]}')

elif msg['topic'] == '/market/level3:BTC-USDT':
if msg['subject'] == 'trade.l3received':
if msg['data']['type'] == 'activated':
# must be logged into see these messages
print(f"L3 your order activated: {msg['data']}")
else:
print(f"L3 order received:{msg['data']}")
elif msg['subject'] == 'trade.l3open':
print(f"L3 order open: {msg['data']}")
elif msg['subject'] == 'trade.l3done':
print(f"L3 order done: {msg['data']}")
elif msg['subject'] == 'trade.l3match':
print(f"L3 order matched: {msg['data']}")
elif msg['subject'] == 'trade.l3change':
print(f"L3 order changed: {msg['data']}")

client = Client(api_key, api_secret, api_passphrase)

ksm = await KucoinSocketManager.create(loop, client, handle_evt)

# for private topics such as '/account/balance' pass private=True
ksm_private = await KucoinSocketManager.create(loop, client, handle_evt, private=True)

# Note: try these one at a time, if all are on you will see a lot of output

# ETH-USDT Market Ticker
await ksm.subscribe('/market/ticker:ETH-USDT')
# BTC Symbol Snapshots
await ksm.subscribe('/market/snapshot:BTC')
# KCS-BTC Market Snapshots
await ksm.subscribe('/market/snapshot:KCS-BTC')
# All tickers
await ksm.subscribe('/market/ticker:all')
# Level 2 Market Data
await ksm.subscribe('/market/level2:KCS-BTC')
# Market Execution Data
await ksm.subscribe('/market/match:BTC-USDT')
# Level 3 market data
await ksm.subscribe('/market/level3:BTC-USDT')
# Account balance - must be authenticated
await ksm_private.subscribe('/account/balance')

while True:
print("sleeping to keep loop open")
await asyncio.sleep(20, loop=loop)

if __name__ == "__main__":

loop = asyncio.get_event_loop()
loop.run_until_complete(main())

For more `check out the documentation `_.

Other Exchanges
---------------

If you use `Binance `_ check out my `python-binance `_ library.