Libraries & APIs · Lesson 51 of 76
External tools
You rarely build everything from scratch. Python gives you tools in two layers:
- The standard library — modules that ship with Python, ready to
import. No installation. Examples:math,random,datetime,json. - Third-party packages — extra ones you install with
pip, likerequestsorpandas.
Start with the standard library — it's huge and always there:
Python
Your turn: import math and print math.ceil(4.1) (rounds up).
You’re reading for free. Sign in to keep your progress and earn a certificate when you finish.Sign in to keep my progress →