main.py

"""
Simple Python program demonstrating classes, inheritance, and various Python concepts.
This program models a Person and a Dog with their interactions.
"""

import random

# Import from config package (global variables)
from config import GREETING_MESSAGES

# Import from models package (classes with inheritance)
from models import Animal, Dog, Person

# Import from utils package (functions)
from utils import calculate_dog_years, generate_pet_name, display_separator


def main():
    """Main function to demonstrate the program."""
    print("Welcome to the Person and Dog Program!")
    display_separator()
    
    # Create a person
    person = Person("Alice", 28)
    print(person.greet())
    print(f"Age: {person.age}")
    
    display_separator()
    
    # Create dogs
    dog1 = Dog("Buddy", 3, "Golden Retriever")
    dog2 = Dog("Max", 5, "German Shepherd")
    
    print(f"Created dog: {dog1.get_info()}")
    print(f"Dog years: {calculate_dog_years(dog1.age)}")
    print(f"Sound: {dog1.make_sound()}")
    
    display_separator()
    
    # Teach the dog tricks
    dog1.learn_trick("sit")
    dog1.learn_trick("roll over")
    dog1.learn_trick("fetch")
    
    display_separator()
    
    # Person adopts pets
    person.adopt_pet(dog1)
    person.adopt_pet(dog2)
    
    display_separator()
    
    # List all pets
    person.list_pets()
    
    display_separator()
    
    # Play with pets
    person.play_with_pet("Buddy")
    
    display_separator()
    
    # Demonstrate global variable usage
    print(f"Random greeting from global list: {random.choice(GREETING_MESSAGES)}")
    
    display_separator()
    
    # Demonstrate the generate_pet_name utility function
    random_name = generate_pet_name()
    print(f"Generated random pet name: {random_name}")
    
    display_separator()
    
    print("Program completed successfully!")


if __name__ == "__main__":
    main()