Improve intro, add preliminaries.

notebooks/tutorial.ipynb

@@ -4,10 +4,9 @@
    "metadata": {},
    "cell_type": "markdown",
    "source": [
-    "# Turn expert developer Python knowhow into an AI Memory that will make your own code better. \n",
+    "# Using Cognee with Python Development Data\n",
     "\n",
-    "\n",
-    "### Learning from Guido van Rossum, the creator of Python"
+    "Unite authoritative Python practice (Guido van Rossum's own contributions!), normative guidance (Zen/PEP 8), and your lived context (rules + conversations) into one *AI memory* that produces answers that are relevant, explainable, and consistent."
    ],
    "id": "6f22c8fe6d92cfcc"
   },
@@ -32,7 +31,7 @@
    "metadata": {},
    "cell_type": "markdown",
    "source": [
-    "## Understanding the Cognee Ecosystem\n",
+    "## Cognee and its core operations\n",
     "\n",
     "Before we dive in, let's understand the key components we'll be working with:\n",
     "\n",
@@ -50,14 +49,15 @@
    "metadata": {},
    "cell_type": "markdown",
    "source": [
-    "### Why This Approach Works\n",
+    "## Data used in this tutorial\n",
     "\n",
-    "Traditional coding assistants lack context about your specific projects, rules, and past decisions. By building a knowledge graph of development history from Python's creator, we create an AI that understands:\n",
+    "Cognee can ingest many types of sources. In this tutorial, we use a small, concrete set of files that cover different perspectives:\n",
     "\n",
-    "- Guido's coding patterns and Python design philosophy\n",
-    "- How language features evolved and why\n",
-    "- Best practices derived from decades of Python development\n",
-    "- Connections between different aspects of Python programming"
+    "- **`guido_contributions.json` — Authoritative exemplars.** Real PRs and commits from Guido van Rossum (mypy, CPython). These show how Python’s creator solved problems and provide concrete anchors for patterns.\n",
+    "- **`pep_style_guide.md` — Norms.** Encodes community style and typing conventions (PEP 8 and related). Ensures that search results and inferred rules align with widely accepted standards.\n",
+    "- **`zen_principles.md` — Philosophy.** The Zen of Python. Grounds design trade‑offs (simplicity, explicitness, readability) beyond syntax or mechanics.\n",
+    "- **`my_developer_rules.md` — Local constraints.** Your house rules, conventions, and project‑specific requirements (scope, privacy, Spec.md). Keeps recommendations relevant to your actual workflow.\n",
+    "- **`copilot_conversations.json` — Personal history.** Transcripts of real assistant conversations, including your questions, code snippets, and discussion topics. Captures “how you code” and connects it to “how Guido codes.”"
    ],
    "id": "6a7669fbb6a3e6c7"
   },
@@ -65,13 +65,34 @@
    "metadata": {},
    "cell_type": "markdown",
    "source": [
-    "### Exploring Guido's Python Contributions\n",
+    "# Prelinimiaries\n",
     "\n",
-    "We'll begin with a pre-loaded dataset containing Guido van Rossum's contributions to the Python ecosystem. This demonstrates how cognee structures and connects development activity from Python's creator.\n",
-    "\n",
-    "Take a moment to explore the repositories this user contributed to with the Graph Visualizaiton"
+    "Cognee relies heavily on async functions.\n",
+    "We need `nest_asyncio` so `await` works in this notebook."
    ],
-   "id": "93c9783037715026"
+   "id": "2a5dac2c6fdc7ca7"
+  },
+  {
+   "metadata": {
+    "ExecuteTime": {
+     "end_time": "2025-09-07T11:43:21.615213Z",
+     "start_time": "2025-09-07T11:43:21.600122Z"
+    }
+   },
+   "cell_type": "code",
+   "source": [
+    "import nest_asyncio\n",
+    "nest_asyncio.apply()"
+   ],
+   "id": "20cb02b49e3c53e2",
+   "outputs": [],
+   "execution_count": 20
+  },
+  {
+   "metadata": {},
+   "cell_type": "markdown",
+   "source": "We will do a quick import check.",
+   "id": "45e1caaec20c9518"
   },
   {
    "metadata": {
@@ -129,6 +150,12 @@
    ],
    "execution_count": 1
   },
+  {
+   "metadata": {},
+   "cell_type": "markdown",
+   "source": "And just to be safe, we will make sure that the path contains the root directory, so Python can find everything it needs to run the notebook.",
+   "id": "76895c6570d1a4dc"
+  },
   {
    "metadata": {
     "ExecuteTime": {
@@ -165,6 +192,35 @@
    ],
    "execution_count": 2
   },
+  {
+   "metadata": {},
+   "cell_type": "markdown",
+   "source": "Finally, we will begin with a clean slate, by removing any previous Cognee data:",
+   "id": "af584b935cbdc8d"
+  },
+  {
+   "metadata": {},
+   "cell_type": "code",
+   "outputs": [],
+   "execution_count": null,
+   "source": [
+    "await cognee.prune.prune_data()\n",
+    "await cognee.prune.prune_system(metadata=True)"
+   ],
+   "id": "dd47383aa9519465"
+  },
+  {
+   "metadata": {},
+   "cell_type": "markdown",
+   "source": [
+    "### Exploring Guido's Python Contributions\n",
+    "\n",
+    "We'll begin with a document that contains detailed PRs and commits from Guido van Rossum's work on mypy and CPython, showing real-world examples of Python's creator solving type system and language design challenges.\n",
+    "\n",
+    "We'll use Cognee's `add()` and `cognify()` functions to ingest this data and build a knowledge graph that connects Guido's development patterns with Python best practices."
+   ],
+   "id": "93c9783037715026"
+  },
   {
    "metadata": {
     "ExecuteTime": {