I can help you with that. The ThreadedWebsocketManager
issue is a common issue when using the Binance Python API, and I will explain it in detail.
What causes TimeoutError
?
When using asynchronous IO operations such as websockets, it is essential to keep track of the number of active connections and processes to prevent wasting resources. However, in some cases, this can lead to a situation where ThreadedWebsocketManager
(binance-python-api) cannot keep up with the demand for WebSocket connections, resulting in timeouts.
Why does this happen?
There are several reasons why this can happen:
- Resource exhaustion: Your system resources (CPU, memory, etc.) may be exhausted by other processes or applications using similar API calls.
- Connection management:
ThreadedWebsocketManager
may not always manage connections correctly, resulting in timeouts.
- Socket Allocation: Binance has allocate sockets too quickly for the number of connections you need.
How to prevent ThreadedWebsocketManager (binance-python-api) from asyncio.exceptions.TimeoutError?
To avoid these issues, follow these steps:
1. Increase the connection limit
You can increase the connection limit by setting max_connections
and connections_limit
when starting the Binance API client:
Binance amount
api = BinanceCustomer(
access_token="YOUR_ACCESS_TOKEN",
secret_key="YOUR_SECRET_KEY",
max_connections=100,
Connection_limit=50
)
2. Use queue-based approach
Instead of using ThreadedWebsocketManager
, consider using a queue-based approach to manage WebSocket connections:
async import
from concurrent.futures import ThreadPoolExecutor
async def websocket_handler(websocket, connection):
Handling incoming message...await connection.send(message)
async def main():
asynchronously with ThreadPoolExecutor(max_workers=10) and executor:
futures = []
while true:
future = asyncio.create_task(executor.submit(websocket_handler, websocket, connection))
futures.append(future)
wait asyncio.sleep(0.1)
Wait 100msasync def main():
asynchronously with BinanceClient(access_token="YOUR_ACCESS_TOKEN", secret_key="YOUR_SECRET_KEY") and client:
while true:
websocket = await client.get_websocket_connection("YOUR_API_KEY", "YOUR_API_SECRET")
try:
futures = []
while futures:
future = asyncio.create_task(futures.pop(0))
await future.result()
except asyncio.TimeoutError:
Fix timeout error
print("A timeout error occurred!")
3. Monitor the connection status
Monitor the connection status using client.get_websocket_connection_status()
. This can help you determine which connections are running and if they are experiencing problems.
4. Improve system resources
Ensure that your system has sufficient resources (CPU, memory, etc.) to handle multiple WebSocket connections.
5. Binance’s Connection Limit
Finally, please note that Binance’s connection limit can change at any time. Always check their documentation for updates on this topic.
By implementing these measures, you should be able to prevent TimeoutError
from occurring due to issues with ThreadedWebsocketManager (binance-python-api).
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