Python Basics

Data Types

Type	Example	Description
`int`	`42`, `-7`	Whole numbers
`float`	`3.14`, `2.0`	Decimal numbers
`str`	`"hello"`	Text
`bool`	`True`, `False`	Yes / no
`list`	`[1, 2, 3]`	Ordered, changeable collection
`tuple`	`(1, 2, 3)`	Ordered, unchangeable collection
`set`	`{1, 2, 3}`	Unique values, no order
`dict`	`{"a": 1}`	Key-value pairs
`NoneType`	`None`	No value

print(type(42))       # <class 'int'>
print(type(3.14))     # <class 'float'>
print(type("hi"))     # <class 'str'>
print(type([1, 2]))   # <class 'list'>