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25 minIntermediateLesson 3/5

Parameters aur defaults

Positional, keyword aur default arguments use karo.

PDF · Chapter 15 · p.37-38
1 · Samjho

Idea, words aur real-world use pehle padho.

2 · Karke dekho

Example run karo, phir code task solve karo.

3 · Samjhaao

Quick check aur apne notes se concept explain karo.

Is lesson ke baad
  • Parameters and Defaults ko apne words mein explain kar paana.
  • Working example ko run aur modify kar paana.
Yahin se start karo - pehle se kuch aana zaroori nahi

Kisi question ka answer dene se pehle hum samjhenge ki Parameters and Defaults ka matlab kya hai, ye kahan useful hai aur example kaise behave karta hai. Naye words aate hi explain kiye gaye hain.

Idea ko samjho

Parameters incoming values ko naam dete hain. Positional order se, keyword name se aur default omitted value fill karta hai.

Real-world connection

Chai order mein tea required aur sugar optional default amount ke saath hoti hai.

Example ko step-by-step padho

  1. 1Program mein banaye gaye names aur values pehchaano.
  2. 2Har line ko top-to-bottom trace karo aur dekho wo kya change karti hai.
  3. 3Run Python dabane se pehle output predict karo, phir ek value change karo.

Kya yaad rakhna hai

  • Positional, keyword aur default arguments use karo.
  • Mistake useful feedback hai: error ki last line padho, ek cheez change karo aur dobara run karo.
Interactive concept lab

Concept ko step-by-step dekho

Arrows use karke data ka safar samjho.

3D flow · 1/3
Define karo
def greet(name):
01

Define karo

Function reusable steps ko ek jagah rakhta hai.

Runnable example

Parameters and Defaults: working example

Example run karo, phir ek value change karke apni understanding test karo.

example.py
Python 3.14 · 5s limit
Quick check · 10 points

Keyword arguments kaise bind hote hain?

Intermediate
Coding task · 20 points

Code ko complete karo

power ko keyword exponent 3 ke saath call karo.

challenge.py
Python 3.14 · 5s limit

Key takeaways

  • Parameters incoming values ko naam dete hain. Positional order se, keyword name se aur default omitted value fill karta hai.
  • Is idea ko seekhne ka fastest way example ko change karke rerun karna hai.
Previous

Pass the quick check and coding task to complete this lesson.