freqtrade_origin/build_helpers/binance_update_lev_tiers.py

#!/usr/bin/env python3
import json
import os
from pathlib import Path

import ccxt


key = os.environ.get("FREQTRADE__EXCHANGE__KEY")
secret = os.environ.get("FREQTRADE__EXCHANGE__SECRET")

proxy = os.environ.get("CI_WEB_PROXY")

exchange = ccxt.binance(
    {"apiKey": key, "secret": secret, "httpsProxy": proxy, "options": {"defaultType": "swap"}}
)
_ = exchange.load_markets()

lev_tiers = exchange.fetch_leverage_tiers()

# Assumes this is running in the root of the repository.
file = Path("freqtrade/exchange/binance_leverage_tiers.json")
json.dump(dict(sorted(lev_tiers.items())), file.open("w"), indent=2)