remove data retrieval

tutorials/W1D2_ComparingTasks/W1D2_Tutorial3.ipynb

@@ -173,47 +173,6 @@
     "logging.basicConfig(level=logging.INFO)"
    ]
   },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "# @title Data retrieval\n",
-    "\n",
-    "import os\n",
-    "import requests\n",
-    "import hashlib\n",
-    "\n",
-    "# Variables for file and download URL\n",
-    "fname = \"trials.py\" # The name of the file to be downloaded\n",
-    "url = \"https://osf.io/swrmj/download\" # URL from where the file will be downloaded\n",
-    "expected_md5 = \"99bd315fd9a84663afbaa98f552cce79\" # MD5 hash for verifying file integrity\n",
-    "\n",
-    "if not os.path.isfile(fname):\n",
-    "    try:\n",
-    "        # Attempt to download the file\n",
-    "        r = requests.get(url) # Make a GET request to the specified URL\n",
-    "    except requests.ConnectionError:\n",
-    "        # Handle connection errors during the download\n",
-    "        print(\"!!! Failed to download data !!!\")\n",
-    "    else:\n",
-    "        # No connection errors, proceed to check the response\n",
-    "        if r.status_code != requests.codes.ok:\n",
-    "            # Check if the HTTP response status code indicates a successful download\n",
-    "            print(\"!!! Failed to download data !!!\")\n",
-    "        elif hashlib.md5(r.content).hexdigest() != expected_md5:\n",
-    "            # Verify the integrity of the downloaded file using MD5 checksum\n",
-    "            print(\"!!! Data download appears corrupted !!!\")\n",
-    "        else:\n",
-    "            # If download is successful and data is not corrupted, save the file\n",
-    "            with open(fname, \"wb\") as fid:\n",
-    "                fid.write(r.content) # Write the downloaded content to a file\n",
-    "\n",
-    "# Execute the downloaded Python file\n",
-    "%run trials.py"
-   ]
-  },
   {
    "cell_type": "code",
    "execution_count": null,