docs: fix the download book ticker from Tardis.

Author: nkaz001

examples/Market Making with Alpha - Basis.ipynb

@@ -73,15 +73,15 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "def download_book_ticker_from_tardis(exchange, symbol, start_date, end_date, output_path, token):\n",
+    "def download_from_tardis(exchange, stream, symbol, start_date, end_date, output_path, token):\n",
     "    date = start_date\n",
     "    while date <= end_date:\n",
     "        yyyymmdd = date.strftime('%Y%m%d')\n",
     "        year = yyyymmdd[:4]\n",
     "        month = yyyymmdd[4:6]\n",
     "        day = yyyymmdd[6:]\n",
     "        output_file = os.path.join(output_path, f'{symbol}_{yyyymmdd}.csv.gz')\n",
-    "        !wget --header=f\"Authorization: Bearer {token}\" https://datasets.tardis.dev/v1/binance-futures/book_ticker/{year}/{month}/{day}/{symbol}.csv.gz -O {output_file}\n",
+    "        !wget --header=f\"Authorization: Bearer {token}\" https://datasets.tardis.dev/v1/{exchange}/{stream}/{year}/{month}/{day}/{symbol}.csv.gz -O {output_file}\n",
     "        date += datetime.timedelta(days=1)"
    ]
   },
@@ -92,8 +92,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "download_book_ticker('binance', 'BTCUSDT', start_date, end_date, 'spot/book_ticker/BTCUSDT')\n",
-    "download_book_ticker('binance-futures', 'BTCUSDT', start_date, end_date, 'usdm/book_ticker/BTCUSDT')"
+    "download_from_tardis('binance', 'book_ticker', 'BTCUSDT', start_date, end_date, 'spot/book_ticker/BTCUSDT', tardis_token)\n",
+    "download_from_tardis('binance-futures', 'book_ticker', 'BTCUSDT', start_date, end_date, 'usdm/book_ticker/BTCUSDT', tardis_token)"
    ]
   },
   {
@@ -503,7 +503,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "download_book_ticker('binance-futures', 'BTCFDUSD', start_date, end_date, 'usdm/book_ticker/BTCFDUSD')"
+    "download_from_tardis('binance', 'book_ticker', 'BTCFDUSD', start_date, end_date, 'spot/book_ticker/BTCFDUSD', tardis_token)"
    ]
   },
   {