app.py

import sys
from functools import wraps

def section_header(func):
    """Decorator to print clear section headers for the review."""
    @wraps(func)
    def wrapper(*args, **kwargs):
        print(f"\n{'='*60}")
        print(f" EXECUTING: {func.__name__.replace('_', ' ').upper()}")
        print(f"{'='*60}")
        return func(*args, **kwargs)
    return wrapper

class PythonReviewer:
    """A class to demonstrate mastery of Python OOP and Logic."""
    
    def __init__(self, name="AI Engineer Candidate"):
        self.name = name
        self.milestones = ["Basic Syntax", "Data Structures", "OOP", "AI Readiness"]

    @section_header
    def welcome_message(self):
        print(f"Welcome, {self.name}!")
        print("This is a Python project to review Python abilities.")
        print("It serves as a professional gate to AI Engineering.")

    @section_header
    def demonstrate_data_structures(self):
        # List comprehensions and Dictionaries are vital for AI
        numbers = range(1, 6)
        squares = {x: x**2 for x in numbers}
        print(f"Data mapping (Num -> Square): {squares}")
        
        filtered = [v for k, v in squares.items() if v > 10]
        print(f"Filtered results (> 10): {filtered}")

    @section_header
    def check_environment(self):
        print(f"Python Version: {sys.version}")
        print(f"Path: {sys.executable}")
        print("Environment is ready for AI Engineering workflows.")

if __name__ == "__main__":
    reviewer = PythonReviewer()
    reviewer.welcome_message()
    reviewer.demonstrate_data_structures()
    reviewer.check_environment()
    
    print(f"\n{'*'*60}")
    print(" READY FOR AI ENGINEERING: PATH ACTIVATED ")
    print(f"{'*'*60}\n")