From ba25601b4963656c791f12b817f9a34d002c45c3 Mon Sep 17 00:00:00 2001 From: udomai Date: Sat, 15 Feb 2025 01:42:03 +0100 Subject: [PATCH] add travelAgent (WIP) w2d5 --- udo/w2d5/TravelAgent.ipynb | 313 +++++++++++++++++++++++++++++++++++++ 1 file changed, 313 insertions(+) create mode 100644 udo/w2d5/TravelAgent.ipynb diff --git a/udo/w2d5/TravelAgent.ipynb b/udo/w2d5/TravelAgent.ipynb new file mode 100644 index 0000000..2191bc9 --- /dev/null +++ b/udo/w2d5/TravelAgent.ipynb @@ -0,0 +1,313 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "id": "ae6f09ff-a7f8-411f-b3e5-9ae502af35c6", + "metadata": {}, + "source": [ + "### To do:\n", + "\n", + "- [x] get some extra **Python practice**\n", + "- [x] get lots of **tool practice**\n", + "- [x] increase your **Gradio proficiency**\n", + "- [ ] try **picture output** (on command only!)\n", + "- [ ] try **audio output** (on command only?)\n", + "- [ ] try **audio input?** (most importantly, do anything you saw in the video; the rest is nice-to-have)\n", + "_Extra: delve into Claude's function calling documentation (can be left for later)_" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "36e0cd9c-6622-4fa9-a4f8-b3da1b9b836e", + "metadata": {}, + "outputs": [], + "source": [ + "import os\n", + "import json\n", + "from dotenv import load_dotenv\n", + "from openai import OpenAI\n", + "import gradio as gr\n", + "import random\n", + "import re" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "57fc95b9-043c-4a38-83aa-365cc3b285ba", + "metadata": {}, + "outputs": [], + "source": [ + "load_dotenv()\n", + "\n", + "openai_api_key = os.getenv('OPENAI_API_KEY')\n", + "if openai_api_key:\n", + " print(f\"OpenAI API Key exists and begins with {openai_api_key[:8]}\")\n", + "else:\n", + " print(\"OpenAI API Key? As if!\")\n", + " \n", + "MODEL = \"gpt-4o-mini\"\n", + "openai = OpenAI()" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "e633ee2a-bbaa-47a4-95ef-b1d8773866aa", + "metadata": {}, + "outputs": [], + "source": [ + "system_message = \"You are a helpful assistant for an Airline called FlightAI. \"\n", + "system_message += \"Give short, courteous answers, no more than 1 sentence. \"\n", + "system_message += \"Always be accurate. If you don't know the answer, say so. \"" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "c123af78-b5d6-4cc9-8f18-c492b1f30c85", + "metadata": {}, + "outputs": [], + "source": [ + "# ticket price function\n", + "\n", + "ticket_prices = {\"valletta\": \"799 $\", \"turin\": \"899 $\", \"sacramento\": \"1400 $\", \"montreal\": \"499 $\"} #awkward currency for better tts rendition\n", + "\n", + "def get_ticket_price(destination_city):\n", + " print(f\"Tool get_ticket_price called for {destination_city}\")\n", + " city = destination_city.lower()\n", + " return ticket_prices.get(city, \"Unknown\")" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "00e486fb-709e-4b8e-a029-9e2b225ddc25", + "metadata": {}, + "outputs": [], + "source": [ + "# travel booking function\n", + "\n", + "def book_flight(destination_city):\n", + " booking_code = ''.join(random.choice('0123456789BCDFXYZ') for i in range(2)) + ''.join(random.choice('012346789HIJKLMNOPQRS') for i in range(2)) + ''.join(random.choice('0123456789GHIJKLMNUOP') for i in range(2))\n", + " print(f\"Booking code {booking_code} generated for flight to {destination_city}.\")\n", + " \n", + " return booking_code" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "c0600b4e-fa4e-4c34-b317-fac1e60b5f95", + "metadata": {}, + "outputs": [], + "source": [ + "# verify if booking code is correct\n", + "\n", + "def check_code(code):\n", + " valid = \"valid\" if re.match(\"^[0123456789BCDFXYZ]{2}[012346789HIJKLMNOPQRS]{2}[0123456789GHIJKLMNUOP]{2}$\", code) != None else \"not valid\"\n", + " println(f\"Code checker called for code {code}, which is {valid}.\")\n", + " return re.match(\"^[0123456789BCDFXYZ]{2}[012346789HIJKLMNOPQRS]{2}[0123456789GHIJKLMNUOP]{2}$\", code) != None" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "626d99af-90de-4594-9ffd-b87a8b6ef4fd", + "metadata": {}, + "outputs": [], + "source": [ + "price_function = {\n", + " \"name\": \"get_ticket_price\",\n", + " \"description\": \"Get the price of a return ticket to the destination city. Call this whenever you need to know the ticket price, for example when a customer asks 'How much is a ticket to this city'\",\n", + " \"parameters\": {\n", + " \"type\": \"object\",\n", + " \"properties\": {\n", + " \"destination_city\": {\n", + " \"type\": \"string\",\n", + " \"description\": \"The city that the customer wants to travel to\",\n", + " },\n", + " },\n", + " \"required\": [\"destination_city\"],\n", + " \"additionalProperties\": False\n", + " }\n", + "}" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "6e7bc09c-665b-4885-823c-f145cefe8c23", + "metadata": {}, + "outputs": [], + "source": [ + "booking_function = {\n", + " \"name\": \"book_flight\",\n", + " \"description\": \"Call this whenever you have to book a flight. Give it the destination city and you will get a booking code. Tell the customer \\\n", + "that the flight is booked and give them the booking code obtained through this function. Never give any other codes to the customer.\",\n", + " \"parameters\": {\n", + " \"type\": \"object\",\n", + " \"properties\": {\n", + " \"destination_city\": {\n", + " \"type\": \"string\",\n", + " \"description\": \"The city that the customer wants to book their flight to\",\n", + " },\n", + " },\n", + " \"required\": [\"destination_city\"],\n", + " \"additionalProperties\": False\n", + " }\n", + "}" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "99b0a0e3-db44-49f9-8d27-349b9f04c680", + "metadata": {}, + "outputs": [], + "source": [ + "codecheck_function = {\n", + " \"name\": \"check_code\",\n", + " \"description\": \"Call this whenever you need to verify if a booking code for a flight (also called 'flight code', 'booking reference', \\\n", + "or variations thereof) is valid.\",\n", + " \"parameters\": {\n", + " \"type\": \"object\",\n", + " \"properties\": {\n", + " \"code\": {\n", + " \"type\": \"string\",\n", + " \"description\": \"The code that you or the user needs to verify\",\n", + " },\n", + " },\n", + " \"required\": [\"code\"],\n", + " \"additionalProperties\": False\n", + " }\n", + "}" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "3fa371c4-91ff-41ae-9b10-23fe617022d1", + "metadata": {}, + "outputs": [], + "source": [ + "# List of tools:\n", + "\n", + "tools = [{\"type\": \"function\", \"function\": price_function}, {\"type\": \"function\", \"function\": booking_function}, {\"type\": \"function\", \"function\": codecheck_function}]" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "4d34942a-f0c7-4835-ba07-746104a8c524", + "metadata": {}, + "outputs": [], + "source": [ + "def chat(history):\n", + " messages = [{\"role\": \"system\", \"content\": system_message}] + history\n", + " response = openai.chat.completions.create(model=MODEL, messages=messages, tools=tools)\n", + " image = None\n", + " \n", + " if response.choices[0].finish_reason==\"tool_calls\":\n", + " message = response.choices[0].message\n", + " responses = handle_tool_call(message)\n", + " messages.append(message)\n", + " for response in responses:\n", + " messages.append(response)\n", + " response = openai.chat.completions.create(model=MODEL, messages=messages)\n", + " \n", + " reply = response.choices[0].message.content\n", + " history += [{\"role\": \"assistant\", \"content\": reply}]\n", + " \n", + " return history, image" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "5413f7fb-c5f7-44c4-a63d-3d0465eb0af4", + "metadata": {}, + "outputs": [], + "source": [ + "def handle_tool_call(message):\n", + " responses = []\n", + " for tool_call in message.tool_calls:\n", + " arguments = json.loads(tool_call.function.arguments)\n", + " indata = arguments[list(arguments.keys())[0]] # works for now because we only have one argument in each of our functions\n", + " function_name = tool_call.function.name\n", + " if function_name == 'get_ticket_price':\n", + " outdata = get_ticket_price(indata)\n", + " input_name = \"destination city\"\n", + " output_name = \"price\"\n", + " elif function_name == 'book_travel':\n", + " outdata = book_flight(indata)\n", + " input_name = \"destination city\"\n", + " output_name = \"booking code\"\n", + " else:\n", + " outdata = check_code(indata)\n", + " input_name = \"booking code\"\n", + " output_name = \"validity\"\n", + " \n", + " responses.append({\n", + " \"role\": \"tool\",\n", + " \"content\": json.dumps({input_name: indata, output_name: outdata}),\n", + " \"tool_call_id\": tool_call.id\n", + " })\n", + " return responses" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "a5a31bcf-71d5-4537-a7bf-92385dc6e26e", + "metadata": {}, + "outputs": [], + "source": [ + "# More involved Gradio code as we're not using the preset Chat interface!\n", + "# Passing in inbrowser=True in the last line will cause a Gradio window to pop up immediately.\n", + "\n", + "with gr.Blocks() as ui:\n", + " with gr.Row():\n", + " chatbot = gr.Chatbot(height=500, type=\"messages\")\n", + " image_output = gr.Image(height=500)\n", + " with gr.Row():\n", + " entry = gr.Textbox(label=\"Chat with our AI Assistant:\")\n", + " with gr.Row():\n", + " clear = gr.Button(\"Clear\")\n", + "\n", + " def do_entry(message, history):\n", + " history += [{\"role\":\"user\", \"content\":message}]\n", + " return \"\", history\n", + "\n", + " entry.submit(do_entry, inputs=[entry, chatbot], outputs=[entry, chatbot]).then(\n", + " chat, inputs=chatbot, outputs=[chatbot, image_output]\n", + " )\n", + " clear.click(lambda: None, inputs=None, outputs=chatbot, queue=False)\n", + "\n", + "ui.launch(inbrowser=True)" + ] + } + ], + "metadata": { + "kernelspec": { + "display_name": "Python 3 (ipykernel)", + "language": "python", + "name": "python3" + }, + "language_info": { + "codemirror_mode": { + "name": "ipython", + "version": 3 + }, + "file_extension": ".py", + "mimetype": "text/x-python", + "name": "python", + "nbconvert_exporter": "python", + "pygments_lexer": "ipython3", + "version": "3.11.11" + } + }, + "nbformat": 4, + "nbformat_minor": 5 +}