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| import os | |
| import streamlit as st | |
| import openai | |
| import requests | |
| # Install missing dependencies in case requirements.txt fails | |
| os.system('pip install openai') | |
| # Function to fetch weather data | |
| def get_weather(city): | |
| api_key = "84972785bb7170138af18aefec1a2706" # Replace with your OpenWeather API key | |
| url = f"http://api.openweathermap.org/data/2.5/weather?q={city}&appid={api_key}&units=metric" | |
| response = requests.get(url) | |
| if response.status_code == 200: | |
| return response.json() | |
| else: | |
| st.error(f"Error fetching weather data: {response.text}") | |
| return None | |
| # Function to generate user preference summary using NLP | |
| def summarize_preferences(preferences): | |
| openai.api_key = "your_openai_api_key" # Replace with your OpenAI API key | |
| prompt = f"Summarize the following HVAC preferences: {preferences}" | |
| response = openai.Completion.create( | |
| engine="text-davinci-003", | |
| prompt=prompt, | |
| max_tokens=100 | |
| ) | |
| return response.choices[0].text.strip() | |
| # HVAC control logic | |
| def adjust_hvac(occupancy, weather, preferences): | |
| if occupancy == "Occupied": | |
| temp = weather['main']['temp'] | |
| if "20-22" in preferences: | |
| return "Heating ON. Adjusting to 22°C as per user preferences." | |
| elif "23-26" in preferences: | |
| return "Cooling ON. Adjusting to 24°C as per user preferences." | |
| elif "26-30" in preferences: | |
| return "Temperature is optimal. Maintaining between 26°C and 30°C as per user preferences." | |
| else: | |
| return "Custom preferences not recognized. Maintaining current settings." | |
| else: | |
| return "Room unoccupied. HVAC set to energy-saving mode." | |
| # Streamlit app layout | |
| st.title("Smart HVAC Control System") | |
| st.header("Adjust your room's temperature intelligently!") | |
| # User inputs | |
| city = st.text_input("Enter your city for weather updates:") | |
| occupancy = st.radio("Room Occupancy Status:", ["Occupied", "Unoccupied"]) | |
| preferences = st.text_area("Enter your HVAC preferences:") | |
| # Adjust HVAC button logic | |
| if st.button("Adjust HVAC"): | |
| if city and preferences: | |
| weather = get_weather(city) | |
| if weather: | |
| hvac_action = adjust_hvac(occupancy, weather, preferences) | |
| st.success(hvac_action) | |
| else: | |
| st.error("Could not fetch weather data. Please check the city name.") | |
| else: | |
| st.warning("Please provide both city and preferences.") |