Interactive Learning

Python Practice Exercises

Master Python through hands-on practice. 30+ carefully crafted challenges designed to sharpen your coding skills.

Exercise Modules

Progress through structured challenges at your own pace

Variables, Input/Output, and Basic Math

Syntax & Logic

1.1 The Receipt Calculate subtotal, tax, and formatted receipt from user input.

Easy

1.2 Age Calculator Calculate age from birth year. Bonus: Handle birthdays not yet occurred.

Easy

1.3 Currency Converter Convert US Dollars to local currency using a fixed exchange rate.

Easy

Control Flow (If/Else Conditionals)

Logic & Branching

2.1 Even or Odd Take an integer input and print whether it is even or odd.

Easy

2.2 Grade Calculator Print letter grade (A-F) based on score. Handle invalid inputs.

Medium

2.3 Leap Year Logic Determine if a year is a leap year using full 100/400 year rules.

Medium

Looping (For & While)

Iteration

3.1 Multiplication Table Print multiplication table for a user-provided number (1-10).

Easy

3.2 The Summation Write a loop that sums all numbers from 1 to 100.

Easy

3.3 Password Retry Loop asking for password. Lock out after 3 wrong attempts.

Medium

3.4 Pattern Printing Use nested loops to print a right-angled triangle of stars.

Hard

Lists & Tuples

Data Structures

4.1 Min/Max Finder Find largest/smallest in list of 10 randoms without built-in functions.

Medium

4.2 Duplicate Remover Take a list with duplicates and create a new list with unique elements.

Medium

4.3 List Rotation Write a program that rotates a list to the right by k steps.

Hard

Dictionaries & Sets

Key-Value & Sets

5.1 Character Counter Use a dictionary to count how many times each character appears in a string.

Medium

5.2 Phonebook Create a dictionary-based phonebook with Add, Search, Delete menu.

Hard

5.3 Common Students Find intersection and symmetric difference between two sets of names.

Medium

Functions

Modular Programming

6.1 Palindrome Checker Write a function that checks if text reads the same backward and forward.

Medium

6.2 Prime Number Generator Write a function that returns a list of all prime numbers up to n.

Medium

6.3 Recursive Factorial Calculate factorial using recursion (function calling itself).

Hard

File Handling & Error Handling

IO & Exceptions

7.1 Safe Divider Divide numbers using try/except to handle ZeroDivision and Value errors.

Easy

7.2 Log Reader Read 'server.log' and count how many lines contain the word "ERROR".

Medium

7.3 File Copy Utility Copy content from source to destination, converting text to uppercase.

Medium

Classes & Objects

OOP Basics

8.1 The Circle Class Create a class with area() and circumference() methods.

Easy

8.2 Bank Account System Create class with deposit/withdraw logic and balance checks.

Medium

Inheritance & Polymorphism

Advanced OOP

9.1 Employee System Subclass Manager from Employee. Override calculate_pay to add bonus.

Medium

9.2 Library Management Classes for Book, Member, Library. Track borrowing and availability.

Hard

Advanced Functional Features

Pythonic Features

10.1 List Comprehensions Convert list of Celsius temps to Fahrenheit in one line.

Medium

10.2 Lambda Sorting Sort a list of product tuples by price using a lambda function.

Medium

10.3 Decorators Write a @timer decorator to measure execution time of functions.

Hard

Iterators & Generators

Advanced Flow

11.1 Custom Range Create generator my_range(start, end, step) mimicking built-in range().

Hard

11.2 Fibonacci Generator Generator yielding infinite Fibonacci numbers. Print first 20.

Medium

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