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add travelAgent (WIP)

w2d5
pull/150/head
udomai 3 months ago
parent
commit
ba25601b49
  1. 313
      udo/w2d5/TravelAgent.ipynb

313
udo/w2d5/TravelAgent.ipynb

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{
"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
}
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