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Előnézet (első 120 sor)

#!/usr/bin/env python3
import hmac
import hashlib
import json
import time
import urllib.parse
import urllib.request

BINANCE_API_BASE = "https://api.binance.com"
DEFAULT_TIMEOUT = 8

def _read_ft_keys(cfg_path: str) -> tuple[str, str]:
    c = json.load(open(cfg_path, "r", encoding="utf-8"))
    ex = c.get("exchange") or {}
    key = str(ex.get("key") or "")
    sec = str(ex.get("secret") or "")
    return key, sec

def _signed_get(path: str, api_key: str, api_secret: str, params: dict | None = None) -> tuple[int, str]:
    params = dict(params or {})
    params["timestamp"] = int(time.time() * 1000)
    qs = urllib.parse.urlencode(params, doseq=True)
    sig = hmac.new(api_secret.encode("utf-8"), qs.encode("utf-8"), hashlib.sha256).hexdigest()
    url = f"{BINANCE_API_BASE}{path}?{qs}&signature={sig}"
    req = urllib.request.Request(url, headers={"X-MBX-APIKEY": api_key, "Accept": "application/json"})
    try:
        with urllib.request.urlopen(req, timeout=DEFAULT_TIMEOUT) as r:
            status = getattr(r, "status", 200)
            body = r.read().decode("utf-8", errors="replace")
        return int(status), body
    except Exception as e:
        return 0, json.dumps({"error": type(e).__name__, "detail": str(e)})

def get_spot_balances_from_freqtrade_config(cfg_path: str) -> dict:
    api_key, api_secret = _read_ft_keys(cfg_path)
    if not api_key or not api_secret:
        return {"status": "NO_KEYS", "balances": {}, "error": "missing_exchange_key_or_secret"}
    status, body = _signed_get("/api/v3/account", api_key, api_secret, params={"recvWindow": 5000})
    if status != 200:
        try:
            j = json.loads(body)
        except Exception:
            j = {"detail": body[:500]}
        return {"status": "ERROR", "balances": {}, "http_status": status, "error": j}
    j = json.loads(body)
    out = {}
    for row in j.get("balances") or []:
        a = str(row.get("asset") or "").upper()
        if not a:
            continue
        free = float(row.get("free") or 0.0)
        locked = float(row.get("locked") or 0.0)
        total = free + locked
        if total > 0:
            out[a] = {"free": free, "locked": locked, "total": total}
    return {"status": "OK", "balances": out, "http_status": 200}

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