🟢 Beginner · Lesson 13

Tuples and Sets in Python

Python Tuples और Sets

What are Tuples and Sets?

Tuples and Sets means tuples are ordered and immutable, while sets are unordered collections of unique values.

In real programs, this topic helps in storing fixed records. Learn the idea first, then type the program yourself and compare the output.

💡 At a Glance

Point	Details
Course Area	Core Python Basic programming concepts used to write Python programs.
Main Use	storing fixed records
Example File	`tuples-sets.py`
Practice Focus	Run, change values, and explain the output line by line.

Why should you learn this?

It is useful for storing fixed records.
It connects with removing duplicate values.
It improves your ability to read, write and debug Python programs.

Important Terms

These terms are used directly in this lesson. Understand them before memorising the code.

Term	Meaning
tuple	Ordered immutable collection written with parentheses.
set	Unordered collection that stores unique values.
immutable	Object cannot be changed after creation.
unique	Duplicate values are not stored.
membership	Checking if a value exists inside a sequence using in or not in.

Syntax / Basic Pattern

The simple pattern is: prepare data, apply the concept, then show the result.

Basic Pattern

coordinates = (25.4, 78.1)
subjects = {"Maths", "Science", "English", "Maths"}
print("Coordinates:", coordinates)
print("Subjects:", subjects)
print("Science" in subjects)

Complete Example Program

Python – tuples-sets.py

coordinates = (25.4, 78.1)
subjects = {"Maths", "Science", "English", "Maths"}

print("Coordinates:", coordinates)
print("Subjects:", subjects)
print("Science" in subjects)

Expected Output

Coordinates: (25.4, 78.1) Subjects: {'Science', 'English', 'Maths'} True

Program Explanation

coordinates = (25.4, 78.1) stores a value in coordinates.
subjects = {"Maths", "Science", "English", "Maths"} stores a value in subjects.
print("Coordinates:", coordinates) displays information or calculated result on the screen.
print("Subjects:", subjects) displays information or calculated result on the screen.
print("Science" in subjects) displays information or calculated result on the screen.

Where will you use it?

Storing fixed records.
Removing duplicate values.
Fast membership checking.

Common Mistakes

Writing code with wrong indentation.
Using input() value directly in calculations without converting it to int or float.
Using unclear variable names that make the program difficult to understand.

Practice Tasks

Type the program in tuples-sets.py and run it.
Change input values or sample data and observe the new output.
Create one example related to storing fixed records.
Write 5 lines explaining the logic in your own words.

Summary

Tuples and Sets is not a theory-only topic. You should be able to explain the meaning, write the example, run it successfully, and use it in a small practical program.

Tuples और Sets क्या है?

Tuples और Sets ka matlab hai: Tuples are ordered and immutable, while sets are unordered collections of unique values. Simple words me, ye topic practical Python programs likhne me direct use hota hai.

Is topic ko sirf definition ke liye nahi, balki storing fixed records jaise real examples ke liye practice karein.

यह क्यों सीखना जरूरी है?

Ye storing fixed records me kaam aata hai.
Ye removing duplicate values se bhi connected hai.
Isse aap code ka output aur errors better samajh paate hain.

Important Terms

Term	Meaning
tuple	Ordered immutable collection written with parentheses.
set	Unordered collection that stores unique values.
immutable	Object cannot be changed after creation.
unique	Duplicate values are not stored.
membership	Checking if a value exists inside a sequence using in or not in.

Syntax / Basic Pattern

Basic idea: pehle data तैयार करें, phir Python logic apply करें, aur finally result display करें.

Basic Pattern

coordinates = (25.4, 78.1)
subjects = {"Maths", "Science", "English", "Maths"}
print("Coordinates:", coordinates)
print("Subjects:", subjects)
print("Science" in subjects)

Complete Example Program

Python – tuples-sets.py

coordinates = (25.4, 78.1)
subjects = {"Maths", "Science", "English", "Maths"}

print("Coordinates:", coordinates)
print("Subjects:", subjects)
print("Science" in subjects)

Expected Output

Coordinates: (25.4, 78.1) Subjects: {'Science', 'English', 'Maths'} True

Program Explanation

coordinates = (25.4, 78.1) stores a value in coordinates.
subjects = {"Maths", "Science", "English", "Maths"} stores a value in subjects.
print("Coordinates:", coordinates) displays information or calculated result on the screen.
print("Subjects:", subjects) displays information or calculated result on the screen.
print("Science" in subjects) displays information or calculated result on the screen.

Practical Uses

Storing fixed records.
Removing duplicate values.
Fast membership checking.

Common Mistakes

Writing code with wrong indentation.
Using input() value directly in calculations without converting it to int or float.
Using unclear variable names that make the program difficult to understand.

Practice Tasks

Program ko tuples-sets.py file me type karke run karein.
Values change karke output compare karein.
storing fixed records par ek छोटा example banayen.
Logic ko apne words me 5 lines me likhein.

सारांश

Tuples and Sets ko tab complete maanenge jab aap iska meaning, example, output aur practical use clearly explain kar saken.

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