Ethereum: Can you make a single call to the Binance API to fetch data from several endpoints?

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Here is an example article:

How ​​to make multiple calls to the Binance API in Python

In this article, you will learn how to fetch data from multiple endpoints using a single call to the Binance API. We will use the python-binance library, which provides a simple and efficient way to make API calls.

Prerequisites

Before you begin, make sure you have:

  • Python 3.6 or higher installed
  • “python-binance” library installed (“pip install python-binance”)
  • Your Binance account credentials (API key and secret)

Make multiple calls to the Binance API

Here is an example of how you can fetch data from multiple endpoints with a single call to the Binance API:

“Python

Import async

Define your API credentials

api_key = “YOUR_API_KEY”

api_secret = “YOUR_API_SECRET”

async def fetch_data():

Get account balance

result = await client.futures_account_balance()

Get 24-hour trading volume

result_volume = await client.futures_account_trading_volume()

Fetch market data (e.g. symbol, currency pair)

result_market_data = Wait for client.futures_exchange_in_rate()

Return all fetched data

return {

“account_balance”: result,

“24hTradingVolume”: result_volume,

“marketData”: result_market_data

}

async def main():

You can call the API multiple times in a loop

tasks = [

download_data(),

download_data(),

download_data()

]

results = Wait for asyncio.gather(*tasks)

Print the downloaded data

for the data in the results:

print(data)

Run the main function

asyncio.run(main())

In this example, we define a “fetch_data” function that makes a single call to each endpoint using the client.futures_… methods. Next, we define a “main” function that creates multiple tasks (one for each endpoint) and runs them in a loop using asyncio.gather. Finally, we print all the downloaded data.

Tips and Variations

  • To fetch more endpoints, simply add more task definitions to the tasks list.
  • You can also use other client.futures_… methods (e.g. futures_account_balance_instrument, futures_change_in_rate_instrument, etc.) to fetch specific data.
  • If you need to perform additional operations on the fetched data, consider using the asyncio.gather function with asyncio.sleep(x) calls, where x is the delay between API calls.

Conclusion

The Python Binance library makes it easy and efficient to make multiple calls to the Binance API in Python. By following this article and adapting it to your specific needs, you will be able to retrieve data from multiple endpoints and perform additional operations on the retrieved data.

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