def processEvent(self, event: Event, session: Session) -> bool:
if event.getType() == Event.Type_SUBSCRIPTION_STATUS:
print(
f'Received an event of type SUBSCRIPTION_STATUS:\n{event.toStringPretty(2, 2)}'
)
message = event.getMessageList()[0]
if message.getType() == Message.Type_SUBSCRIPTION_STARTED:
request = Request(Request.Operation_CREATE_ORDER, 'coinbase',
'BTC-USD')
request.appendParam({
'SIDE': 'BUY',
'LIMIT_PRICE': '20000',
'QUANTITY': '0.001',
})
session.sendRequest(request)
elif event.getType() == Event.Type_SUBSCRIPTION_DATA:
print(
f'Received an event of type SUBSCRIPTION_DATA:\n{event.toStringPretty(2, 2)}'
)
return True # This line is needed.
from threading import Lock
import time
from ccapi import Logger, Session, Subscription
class MyLogger(Logger):
def __init__(self):
super().__init__()
self._lock = Lock()
def logMessage(self, severity: str, threadId: str, timeISO: str,
fileName: str, lineNumber: str, message: str) -> None:
self._lock.acquire()
print(
f'{threadId}: [{timeISO}] {{{fileName}:{lineNumber}}} {severity}{" " * 8}{message}'
)
self._lock.release()
myLogger = MyLogger()
Logger.logger = myLogger
if __name__ == '__main__':
session = Session()
subscription = Subscription('coinbase', 'BTC-USD', 'MARKET_DEPTH')
session.subscribe(subscription)
time.sleep(10)
session.stop()
Logger.logger = None
super().__init__()
def processEvent(self, event: Event, session: Session) -> bool:
print(f'Received an event:\n{event.toStringPretty(2, 2)}')
return True # This line is needed.
if __name__ == '__main__':
if not os.environ.get('BINANCE_US_API_KEY'):
print('Please set environment variable BINANCE_US_API_KEY',
file=sys.stderr)
sys.exit(1)
if not os.environ.get('BINANCE_US_API_SECRET'):
print('Please set environment variable BINANCE_US_API_SECRET',
file=sys.stderr)
sys.exit(1)
eventHandler = MyEventHandler()
option = SessionOptions()
config = SessionConfigs()
session = Session(option, config, eventHandler)
request = Request(Request.Operation_CREATE_ORDER, 'binance-us', 'BTCUSD')
request.appendParam({
'SIDE': 'BUY',
'QUANTITY': '0.0005',
'LIMIT_PRICE': '20000',
})
session.sendRequest(request)
time.sleep(10)
session.stop()
print('Bye')
import time
from ccapi import EventHandler, SessionOptions, SessionConfigs, Session, Subscription, Event
class MyEventHandler(EventHandler):
def __init__(self):
super().__init__()
def processEvent(self, event: Event, session: Session) -> bool:
if event.getType() == Event.Type_SUBSCRIPTION_DATA:
for message in event.getMessageList():
print(f'Best bid and ask at {message.getTimeISO()} are:')
for element in message.getElementList():
elementNameValueMap = element.getNameValueMap()
for name, value in elementNameValueMap.items():
print(f' {name} = {value}')
return True # This line is needed.
if __name__ == '__main__':
eventHandler = MyEventHandler()
option = SessionOptions()
config = SessionConfigs()
session = Session(option, config, eventHandler)
subscription = Subscription('coinbase', 'BTC-USD', 'MARKET_DEPTH')
session.subscribe(subscription)
time.sleep(10)
session.stop()
print('Bye')