01_variables.py

"""
01_variables — short examples of variables and basic operations.

This small example demonstrates variable assignment, simple types
(string, integer, boolean), printing, and updating a value.

"""

from __future__ import annotations


def display_profile(name: str, age: int, height_cm: int, is_lifting_today: bool):
	"""
	Print a short human-friendly profile using f-strings.

	Kept intentionally simple — this is an educational example showing
	how variables are stored and used in formatted output.
	"""
	print(f"My name is {name}")
	print(f"I am {age} years old.")
	print(f"My height is {height_cm} cm.")
	print(f"Lifting today: {is_lifting_today}")


def main() -> None:
	# variable assignments (clear names and types)
	name = "Gavin Barbee"
	age = 24
	height_cm = 180 
	is_lifting_today = True

	# show the profile
	display_profile(name, age, height_cm, is_lifting_today)

	# update a variable (increment age) and show the change
	# NOTE: `age += 1` is shorthand for `age = age + 1` and preferred style.
	age += 1
	print(f"Next year, I will be {age}")


if __name__ == "__main__":
	main()