Chapter 1: Everything is an object
======================================

.. code-block:: python

    # Chapter 1: Everything Is an Object

    # An integer object
    x = 10

    # A string object
    y = "hello"

    # A list object
    z = [1, 2, 3]

    # A function object
    def greet():
        return "Hi!"

    # Print values
    print("Values:")
    print(x)
    print(y)
    print(z)
    print(greet())

    print("\nTypes:")
    print(type(x))
    print(type(y))
    print(type(z))
    print(type(greet))

    print("\nObject identities (memory locations):")
    print(id(x))
    print(id(y))
    print(id(z))
    print(id(greet))

    # Two variables referencing the same object
    a = 42
    b = a

    print("\nSame object?")
    print(a == b)          # Same value
    print(id(a) == id(b))  # Same object