Add Week 3 exercise (Cosmus)
This commit is contained in:
Cosmus Mutuku
282
community-contributions/Cosmus_Week3_exercise.ipynb
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282
community-contributions/Cosmus_Week3_exercise.ipynb
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{
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"cells": [
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{
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"cell_type": "markdown",
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"id": "d15d8294-3328-4e07-ad16-8a03e9bbfdb9",
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"metadata": {},
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"source": []
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},
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{
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"cell_type": "markdown",
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"id": "83f28feb",
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"metadata": {},
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"source": [
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"###Synthetic Dataset Generator with LLMs (Anthropic API)Everything runs with your Anthropic API key — no model downloads"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "7510bec6",
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"metadata": {},
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"outputs": [],
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"source": [
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"# Imports and API setup\n",
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"\n",
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"import os\n",
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"import json\n",
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"import requests\n",
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"import gradio as gr\n",
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"from dotenv import load_dotenv"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "5abc2ed3",
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"API key loaded successfully!\n"
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]
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}
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],
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"source": [
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"# Load variables from .env file\n",
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"load_dotenv()\n",
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"\n",
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"# Get your Anthropic API key\n",
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"API_KEY = os.getenv(\"API_KEY\")\n",
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"\n",
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"if not API_KEY:\n",
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" raise ValueError(\" API_KEY not found. Check your .env file\")\n",
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"\n",
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"print(\"API key loaded successfully!\")\n"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "e49ec675",
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"{'data': [{'type': 'model', 'id': 'claude-haiku-4-5-20251001', 'display_name': 'Claude Haiku 4.5', 'created_at': '2025-10-15T00:00:00Z'}, {'type': 'model', 'id': 'claude-sonnet-4-5-20250929', 'display_name': 'Claude Sonnet 4.5', 'created_at': '2025-09-29T00:00:00Z'}, {'type': 'model', 'id': 'claude-opus-4-1-20250805', 'display_name': 'Claude Opus 4.1', 'created_at': '2025-08-05T00:00:00Z'}, {'type': 'model', 'id': 'claude-opus-4-20250514', 'display_name': 'Claude Opus 4', 'created_at': '2025-05-22T00:00:00Z'}, {'type': 'model', 'id': 'claude-sonnet-4-20250514', 'display_name': 'Claude Sonnet 4', 'created_at': '2025-05-22T00:00:00Z'}, {'type': 'model', 'id': 'claude-3-7-sonnet-20250219', 'display_name': 'Claude Sonnet 3.7', 'created_at': '2025-02-24T00:00:00Z'}, {'type': 'model', 'id': 'claude-3-5-haiku-20241022', 'display_name': 'Claude Haiku 3.5', 'created_at': '2024-10-22T00:00:00Z'}, {'type': 'model', 'id': 'claude-3-haiku-20240307', 'display_name': 'Claude Haiku 3', 'created_at': '2024-03-07T00:00:00Z'}], 'has_more': False, 'first_id': 'claude-haiku-4-5-20251001', 'last_id': 'claude-3-haiku-20240307'}\n"
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]
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}
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],
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"source": [
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"# Anthropic endpoint\n",
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"API_URL = \"https://api.anthropic.com/v1/messages\"\n",
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"\n",
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"#see the models i can have access to\n",
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"r = requests.get(\n",
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" \"https://api.anthropic.com/v1/models\",\n",
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" headers={\n",
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" \"x-api-key\": API_KEY,\n",
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" \"anthropic-version\": \"2023-06-01\"\n",
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" },\n",
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")\n",
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"print(r.json() if r.ok else r.text)\n"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "1b886ff2",
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"metadata": {},
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"outputs": [],
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"source": [
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"# Models to compare (variety)\n",
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"MODELS = {\n",
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" \"Claude 3 Haiku\": \"claude-3-haiku-20240307\", # fast & cheap\n",
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" \"Claude Haiku 4.5\": \"claude-haiku-4-5-20251001\",\n",
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" \"Claude Sonnet 4.5\": \"claude-sonnet-4-5-20250929\", # fast & cheap\n",
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" \"Claude Opus 4.1\": \"claude-opus-4-1-20250805\",\n",
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" \"Claude Opus 4\": \"claude-opus-4-20250514\", # fast & cheap\n",
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" \"Claude Sonnet 4\": \"claude-sonnet-4-20250514\", # balanced\n",
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" \"Claude Sonnet 3.7\": \"claude-3-7-sonnet-20250219\" # powerful (slowest)\n",
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"}\n"
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]
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},
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{
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"cell_type": "markdown",
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"id": "464ddf4c",
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"metadata": {},
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"source": [
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"Synthetic Dataset Generation Function"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "7d64bca8",
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"metadata": {},
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"outputs": [],
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"source": [
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"# Dataset generator\n",
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"\n",
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"def generate_dataset(topic, n_records, model_choice):\n",
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" prompt = f\"\"\"\n",
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"You are a data generator creating synthetic datasets.\n",
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"Generate {n_records} records about {topic}.\n",
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"Output only a valid JSON array (no explanations or markdown).\n",
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"Each record should have 4–6 fields and look realistic but fake.\n",
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"\"\"\"\n",
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"\n",
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" headers = {\n",
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" \"x-api-key\": API_KEY,\n",
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" \"content-type\": \"application/json\",\n",
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" \"anthropic-version\": \"2023-06-01\",\n",
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" }\n",
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"\n",
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" payload = {\n",
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" \"model\": model_choice,\n",
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" \"max_tokens\": 500,\n",
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" \"temperature\": 0.7,\n",
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" \"messages\": [{\"role\": \"user\", \"content\": prompt}],\n",
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" }\n",
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"\n",
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" response = requests.post(API_URL, headers=headers, data=json.dumps(payload))\n",
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" result = response.json()\n",
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"\n",
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" if \"content\" in result and len(result[\"content\"]) > 0:\n",
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" return result[\"content\"][0][\"text\"]\n",
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" else:\n",
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" return f\"Error: {result}\"\n"
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]
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},
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{
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"cell_type": "markdown",
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"id": "bac01702",
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"metadata": {},
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"source": [
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"Gradio UI"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "857d078d",
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"* Running on local URL: http://127.0.0.1:7864\n",
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"* To create a public link, set `share=True` in `launch()`.\n"
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]
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},
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{
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"data": {
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"text/html": [
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"<div><iframe src=\"http://127.0.0.1:7864/\" width=\"100%\" height=\"500\" allow=\"autoplay; camera; microphone; clipboard-read; clipboard-write;\" frameborder=\"0\" allowfullscreen></iframe></div>"
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],
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"text/plain": [
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"<IPython.core.display.HTML object>"
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]
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},
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"metadata": {},
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"output_type": "display_data"
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},
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{
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"data": {
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"text/plain": []
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},
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"execution_count": 33,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"# simple Gradio UI for dataset generation\n",
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"\n",
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"def ui_generate(topic, n_records, model_label):\n",
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" model_id = MODELS[model_label]\n",
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" n_records = min(int(n_records), 5) # limit for demo purposes\n",
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" return generate_dataset(topic, n_records, model_id)\n",
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"\n",
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"# gradio block\n",
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"with gr.Blocks(css=\".gradio-container {max-width: 600px !important; margin: auto;}\") as demo:\n",
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" gr.Markdown(\"## Synthetic Dataset Generator using LLM APIs (Claude)\")\n",
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"\n",
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" with gr.Row():\n",
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" topic = gr.Textbox(label=\"Dataset Topic\", value=\"Employee Records\")\n",
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" n_records = gr.Number(label=\"Number of Records (Max 5 for demo purposes)\", value=3)\n",
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"\n",
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" model_choice = gr.Dropdown(\n",
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" label=\"Choose Model\",\n",
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" choices=list(MODELS.keys()),\n",
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" value=\"Claude 3 Haiku\"\n",
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" )\n",
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"\n",
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" btn = gr.Button(\"🚀 Generate\")\n",
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"\n",
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" # Scrollable, compact output area\n",
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" output = gr.Code(label=\"Generated JSON Dataset\", language=\"json\", lines=15, interactive=False)\n",
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"\n",
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" btn.click(ui_generate, inputs=[topic, n_records, model_choice], outputs=[output])\n",
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"\n",
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"demo.launch()\n"
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]
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},
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{
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"cell_type": "markdown",
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"id": "d50f64e1",
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"metadata": {},
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"source": [
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"Save Output to File"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "93f73602",
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"metadata": {},
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"outputs": [],
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"source": [
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"def save_dataset_to_file(data, filename=\"synthetic_dataset.json\"):\n",
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" try:\n",
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" parsed = json.loads(data)\n",
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" except:\n",
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" print(\"Not valid JSON, saving as plain text instead.\")\n",
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" with open(filename, \"w\", encoding=\"utf-8\") as f:\n",
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" f.write(data)\n",
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" return\n",
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"\n",
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" with open(filename, \"w\", encoding=\"utf-8\") as f:\n",
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" json.dump(parsed, f, indent=2)\n",
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" print(f\"Dataset saved as {filename}\")\n",
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"\n"
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]
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": ".venv",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.13.5"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}
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