hello-world-class PropertyOwner:

def __init__(self, name, location, price, phone_number):
    self.name = name
    self.location = location
    self.price = price
    self.phone_number = phone_number

def to_string(self):
    return f"Mwenye nyumba: {self.name}, Mahali: {self.location}, Bei: {self.price}, Mawasiliano: {self.phone_number}"

class RoomSeeker: def init(self, name, location, max_price): self.name = name self.location = location self.max_price = max_price

def to_string(self):
    return f"Mpangaji: {self.name}, Mahali unapotaka: {self.location}, Bei unayoweza kulipa: {self.max_price}"

Property owner listings

def list_property(owner_name, location, price, phone_number): with open('database.txt', 'a') as file: file.write(f"{PropertyOwner.name}, {owner_name}, {location}, {price}, {phone_number}\n")

Room seekers

def list_room_seeker(name, location, max_price): with open('database.txt', 'a') as file: file.write(f"{RoomSeeker.name}, {name}, {location}, {max_price}\n")

User interactions

def view_properties(): with open('database.txt', 'r') as file: listings = file.readlines() for index, listing in enumerate(listings, start=1): listing_data = listing.strip().split(', ') user_type = listing_data[0] if user_type == "PropertyOwner": owner_name = listing_data[1] location = listing_data[2] price = listing_data[3] phone_number = listing_data[4] if len(listing_data) > 4 else "N/A" print(f"{index}. Mwenye nyumba: {owner_name}, Mahali: {location}, Bei: {price}, Mawasiliano: {phone_number}") elif user_type == "RoomSeeker": seeker_name = listing_data[1] location = listing_data[2] max_price = listing_data[3] print(f"{index}. Mpangaji: {seeker_name}, Mahali unapotaka: {location}, Bei ya Juu: {max_price}")

def main(): while True: print("Kobesmart Portal") print("1. Weka Mali (Mwenye nyumba)") print("2. Tafuta Chumba (Mpangaji)") print("3. Tazama Mali na Watafuta Chumba") print("4. Weka Namba za Mmiliki au Mpangaji") print("5. Toka")

    choice = input("Ingiza chaguo lako: ")

    if choice == '1':
        # Weka mali kwenye orodha (Mwenye nyumba)
        print("Weka Mali (Mwenye nyumba)")
        owner_name = input("Jina la Mmiliki: ")
        location = input("Mahali: ")
        price = input("Bei: ")
        phone_number = input("Mawasiliano: ")
        list_property(owner_name, location, price, phone_number)
    elif choice == '2':
        # Tafuta chumba (Mpangaji)
        print("Tafuta Chumba (Mpangaji)")
        seeker_name = input("Jina la Mpangaji: ")
        location = input("Mahali unapotaka: ")
        max_price = input("Bei unayoweza kulipa: ")
        list_room_seeker(seeker_name, location, max_price)
    elif choice == '3':
        # Tazama Mali na Watafuta Chumba
        print("Tazama Mali na Watafuta Chumba")
        print("Orodha ya Mali na Watafuta Chumba:")
        view_properties()
        input("Bonyeza Enter kuendelea...")
    elif choice == '4':
        # Onyesha maelezo ya Mmiliki au Mpangaji
        try:
            selected_user = int(input("Ingiza namba ya Mmiliki au Mpangaji: ")) - 1
            with open('database.txt', 'r') as file:
                listings = file.readlines()
                if 0 <= selected_user < len(listings):
                    listing_data = listings[selected_user].strip().split(', ')
                    user_type = listing_data[0]
                    if user_type == "PropertyOwner":
                        owner_name = listing_data[1]
                        phone_number = listing_data[4] if len(listing_data) > 4 else "N/A"
                        print(f"Mwenye nyumba: {owner_name}, Mawasiliano: {phone_number}")
                    elif user_type == "RoomSeeker":
                        seeker_name = listing_data[1]
                        print(f"Mpangaji: {seeker_name}")
                else:
                    print("Namba ya Mmiliki au Mpangaji haipo.")
            input("Bonyeza Enter kuendelea...")
        except ValueError:
            print("Ingiza namba halali ya Mmiliki au Mpangaji.")
    elif choice == '5':
        break

if name == "main": main()