リクエスト署名

import hashlib
import hmac
import json
import time
from urllib.parse import urlencode
import requests
BASE_URL = "https://api.6mm.com"
API_KEY = "YOUR_API_KEY"
API_SECRET = "YOUR_API_SECRET"
TIME_OFFSET_MS = 0
def sign(payload: str) -> str:
    return hmac.new(
        API_SECRET.encode("utf-8"),
        payload.encode("utf-8"),
        hashlib.sha256,
    ).hexdigest()
def sync_time_offset():
    global TIME_OFFSET_MS
    before = int(time.time() * 1000)
    resp = requests.get(f"{BASE_URL}/v1/time", timeout=5)
    after = int(time.time() * 1000)
    resp.raise_for_status()
    server_ts = int(resp.json()["data"]["timestampMs"])
    local_midpoint = (before + after) // 2
    TIME_OFFSET_MS = server_ts - local_midpoint
def signed_request(method: str, path: str, params=None, body=None):
    params = dict(params or {})
    params["timestamp"] = str(int(time.time() * 1000) + TIME_OFFSET_MS)
    query_string = urlencode(params)
    body_string = ""
    if body is not None:
        body_string = json.dumps(body, separators=(",", ":"), ensure_ascii=False)
    signature = sign(query_string + body_string)
    url = f"{BASE_URL}{path}?{query_string}&signature={signature}"
    headers = {
        "X-API-KEY": API_KEY,
        "Content-Type": "application/json",
    }
    resp = requests.request(method, url, headers=headers, data=body_string if body is not None else None, timeout=10)
    resp.raise_for_status()
    return resp.json()
sync_time_offset()
print(signed_request("GET", "/v1/private/order/current", {"symbol": "BTCUSDT"}))