app.py

import gradio as gr
import requests
from datetime import datetime, timedelta

# Constants
API_KEY = '91b23cab82ee530b2052c8757e343b0d'
OPENAI_API_KEY = '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'

def kelvin_to_celsius(temp_kelvin):
    return temp_kelvin - 273.15

def get_weather(city_name, api_key):
    base_url = "http://api.openweathermap.org/data/2.5/weather?"
    complete_url = base_url + "q=" + city_name + "&appid=" + api_key
    response = requests.get(complete_url)
    data = response.json()
    
    if data.get("cod") == 200:
        main_data = data.get("main", {})
        weather_data = data.get("weather", [{}])[0]
        temperature = kelvin_to_celsius(main_data.get("temp", 0))
        weather_description = weather_data.get("description", "N/A")
        timezone = data.get("timezone", 0)  # Timezone offset in seconds from UTC
        
        # Convert UTC current time to city's local time
        local_time = datetime.utcnow() + timedelta(seconds=timezone)
        formatted_time = local_time.strftime('%H:%M:%S')  # 24-hour format
        
        return temperature, weather_description, formatted_time
    else:
        return None

def openai_create(prompt):
    openai_url = "https://api.openai.com/v1/engines/text-davinci-003/completions"
    headers = {
        "Authorization": f"Bearer {OPENAI_API_KEY}",
        "Content-Type": "application/json"
    }
    data = {
        "prompt": prompt,
        "temperature": 0.7,
        "max_tokens": 256,
        "top_p": 1,
        "frequency_penalty": 0,
        "presence_penalty": 0.6,
        "stop": ["\n"]
    }
    response = requests.post(openai_url, headers=headers, json=data)
    response_data = response.json()
    summary = response_data['choices'][0]['text'].strip()
    return summary

def summarize_weather(city1, city2):
    weather1 = get_weather(city1, API_KEY)
    weather2 = get_weather(city2, API_KEY)
    
    if weather1 and weather2:
        comparison = f"""
        Can you provide a concise summary for the following weather information? 
        In {city1}, the current weather is {weather1[1]} with a temperature of {weather1[0]:.2f}°C. The local time is {weather1[2]}.
        Meanwhile, in {city2}, it's {weather2[1]} and the temperature is {weather2[0]:.2f}°C. The local time there is {weather2[2]}.
        """
        summary = openai_create(comparison)
        return summary
    else:
        return "Error fetching weather data for one or both cities."

# Gradio interface
interface = gr.Interface(
    fn=summarize_weather,
    inputs=[
        gr.Textbox(placeholder="Enter City 1 (e.g., New York)"),
        gr.Textbox(placeholder="Enter City 2 (e.g., Los Angeles)")
    ],
    outputs="text"
)

interface.launch()