Python is a general-purpose programming language known for clean syntax and readability. If you can write a grocery list, you're halfway to writing Python.

Python in 3 Minutes 🐍

Python is a general-purpose programming language known for clean syntax and readability. If you can write a grocery list, you're halfway to writing Python.

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📌 Key Term

Interpreter

A program that reads and executes Python code line by line.

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Your First Program

print("Hello, World!")

What it does:

• print() sends text to the screen.
• The text inside quotes is called a string.

Output:

Hello, World!

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Variables

A variable stores information.

name = "Aaron"
age = 42

print(name)
print(age)

Think of a variable as a labeled box you can put data into.

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📌 Key Term

Variable

A named location that stores a value for later use.

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Basic Math

Python can act like a calculator.

a = 10
b = 5

print(a + b)
print(a * b)
print(a / b)

Output:

15
50
2.0

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Making Decisions

Use an if statement to make choices.

temperature = 85

if temperature > 80:
    print("It's hot outside.")

Python uses indentation instead of braces {}.

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Loops

A loop repeats work.

for number in range(5):
    print(number)

Output:

0
1
2
3
4

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Putting It Together

name = "Aaron"

for i in range(3):
    print("Hello,", name)

Output:

Hello, Aaron
Hello, Aaron
Hello, Aaron

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A Few Useful Technical Terms

Term	Meaning
string	Text data
integer	Whole number
function	Reusable block of code
loop	Repeats code
variable	Stores data
if statement	Makes decisions

That's enough Python to start reading simple programs and writing tiny utilities. 🚀