flask_blog/edit_script/edit_entry.ipynb

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      "\n",
      "            im still struggling:\n",
      "          </p>\n",
      "          <p>sudo pacman -S archlinux-keyring</p>\n",
      "          <p>melange:</p>\n",
      "          <ul>\n",
      "            <li><a href=\"/page2/line/lineplot.html\">machine learning with failed hyperparams</a></li>\n",
      "            <li><a href=\"/page2/dblp/bar/index.html\">the dblp dataset in bar plot</a></li>\n",
      "            <li><a href=\"/page2/dblp/edge/index.html\">the dblp dataset with an example of community</a></li>\n",
      "            <li><a href=\"/page2/dblp/full/index.html\">the dblp dataset of 5 years as a graph</a></li>\n",
      "            <li><a href=\"/page2/dblp/time/index.html\">the generated links as a graph</a></li>\n",
      "\n",
      "          </ul>\n",
      "\n",
      "Post 3 updated successfully.\n"
     ]
    }
   ],
   "source": [
    "import datetime\n",
    "\n",
    "def get_entry(file_path, id):\n",
    "\n",
    "    # 1. Import the current list to get the latest ID\n",
    "\n",
    "    # We use a namespace to avoid path issues\n",
    "\n",
    "    namespace = {}\n",
    "\n",
    "    with open(file_path, 'r') as f:\n",
    "\n",
    "        exec(f.read(), namespace)\n",
    "\n",
    "        posts = namespace.get('BLOG_POSTS', [])\n",
    "\n",
    "    for items in posts:\n",
    "\n",
    "        if items.get(\"id\") == id:\n",
    "\n",
    "            content = items.get('content')\n",
    "\n",
    "            print(content)\n",
    "\n",
    "            return items \n",
    "\n",
    "\n",
    "\n",
    "def update_entry(file_path, post_id, new_content):\n",
    "    # 1. Load the existing data into memory\n",
    "    namespace = {}\n",
    "    with open(file_path, 'r') as f:\n",
    "        exec(f.read(), namespace)\n",
    "    \n",
    "    posts = namespace.get('BLOG_POSTS', [])\n",
    "    \n",
    "    # 2. Find and update the specific post\n",
    "    found = False\n",
    "    for post in posts:\n",
    "        if post.get(\"id\") == post_id:\n",
    "            post['content'] = new_content\n",
    "            # Optional: Update the date or add an \"updated\" field\n",
    "            # post['subtitle'] += \" (Updated)\" \n",
    "            found = True\n",
    "            break\n",
    "    \n",
    "    if not found:\n",
    "        print(f\"Error: Post {post_id} not found.\")\n",
    "        return\n",
    "\n",
    "    # 3. Write the entire list back to the file\n",
    "    # Using repr() or a loop to format it cleanly\n",
    "    with open(file_path, 'w') as f:\n",
    "        f.write(\"BLOG_POSTS = [\\n\")\n",
    "        for p in posts:\n",
    "                    # Use .get() to provide a default value if the key is missing\n",
    "                    display_val = p.get('displayall', False) \n",
    "                    data_val = p.get('date', \"?\") \n",
    "                    subtitle_val = p.get('subtitle', \"\") \n",
    "                    \n",
    "                    entry = f\"\"\"    {{\n",
    "                'id': {p['id']},\n",
    "                'title': \"{p['title']}\",\n",
    "                'subtitle': \"{subtitle_val}\",\n",
    "                'date': \"{data_val}\",\n",
    "                'content': \\\"\\\"\\\"{p['content']}\\\"\\\"\\\",\n",
    "                \"displayall\": {display_val}\n",
    "            }},\\n\"\"\"\n",
    "                    f.write(entry)\n",
    "        f.write(\"]\\n\")\n",
    "    \n",
    "    print(f\"Post {post_id} updated successfully.\")\n",
    "\n",
    "# --- Usage Example ---\n",
    "if __name__ == \"__main__\":\n",
    "    file = '../content/posts.py'\n",
    "    target_id = 3\n",
    "    \n",
    "    # Get the old one first to see it\n",
    "    old_post = get_entry(file, target_id)\n",
    "    \n",
    "    if old_post:\n",
    "        pass\n",
    "\n",
    "        new_text=\"\"\"\n",
    "          <p>sudo pacman -S archlinux-keyring</p>\n",
    "          <p>sudo pacman -Sc</p>\n",
    "          <p>melange:</p>\n",
    "          <ul>\n",
    "            <li><a href=\"/page2/line/lineplot.html\">machine learning with failed hyperparams</a></li>\n",
    "            <li><a href=\"/page2/dblp/bar/index.html\">the dblp dataset in bar plot</a></li>\n",
    "            <li><a href=\"/page2/dblp/edge/index.html\">the dblp dataset with an example of community</a></li>\n",
    "            <li><a href=\"/page2/dblp/full/index.html\">the dblp dataset of 5 years as a graph</a></li>\n",
    "            <li><a href=\"/page2/dblp/time/index.html\">the generated links as a graph</a></li>\n",
    "\n",
    "          </ul>\n",
    "\n",
    "\n",
    "        \"\"\"\n",
    "        \n",
    "        \n",
    "        update_entry(file, target_id, new_text)\n"
   ]
  }
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