Python Tutorial
发布时间:2026-09-13 | 浏览:2
Python Tutorial
Interview Questions
Python is one of the most popular programming languages. It’s simple to use, packed with features and supported by a wide range of libraries and frameworks. Its clean syntax makes it beginner-friendly.
A high-level language used in data science, automation, AI, web development and more.
Known for its readability, which means code is easier to write, understand and maintain.
Backed by strong library support, we don’t have to build everything from scratch.
Hello World Program
The following is a simple program that displays the message “Hello, World!” on the screen.
Why Learn Python?
Requires fewer lines of code compared to other programming languages like Java.
Provides libraries and frameworks such as Django and Flask for web development and tools like Pandas, TensorFlow and Scikit-learn for artificial intelligence, machine learning and data analysis.
Cross-platform, works on Windows, Mac and Linux without major changes.
Used by top tech companies like Google, Netflix and NASA.
Many Python coding job opportunities in Software Development, Data Science and AI/ML.
Start with Python fundamentals, including installation and concepts needed to start programming with Python.
Input and Output
Conditional Statements
Project: Rock Paper Scissor Game
Learn how to organize code into reusable blocks for performing specific tasks.
Pass in Functions
Global and Local Variables
*args and **kwargs in Function
First Class Function
Lambda Function
Map , Reduce and Filter Function
Project: Number Guessing Game
Data Structures
Learn how to store, organize and work with different types of data.
List Comprehension
Project: Tic Tac Toe Game
Python's collections module offers essential data structures, including the following:
Complete Tutorial on DSA with Python
Learn how to use object-oriented programming to organize code using classes and objects.
Classes and Objects
‘Self’ as Default Argument
Project: Banking System
Exception Handling
Learn how to handle errors and prevent programs from stopping unexpectedly.
Exception Handling
Built-in Exception
User defined Exception
Learn how to create, read, write and manage files in Python.
Write/Create Files
Directory Management
Database Handling
Learn how to connect Python applications with databases and work with stored data.
MongoDB Introduction
MySQL Introduction
Project: Management System
Packages or Libraries
Explore Python packages and libraries that provide ready-to-use tools for different tasks.
Some commonly used types of libraries include:
Built-in Modules
Project: Screen Recorder
1. Foundational Libraries : These are the libraries that form the base for all data science work. Start here to build a strong foundation.
2. Advanced Visualization and Statistical Tools: Once you’re comfortable with basic data handling and visualization, move to creating cleaner visuals and performing statistical analysis.
3. Machine Learning Libraries: After data manipulation and visualization, learn machine learning, starting with simpler models and moving to advanced ones.
XGBoost / LightGBM
4. Deep Learning Frameworks: If you’re interested in AI and deep learning, these libraries will allow you to build and train neural networks.
TensorFlow and Keras
Complete Tutorial on Data Science
Project: Sentiment Analysis
Web Development
1. Core Web Frameworks (Backend Development with Python): These are the tools for building Python-based web applications.
2. Database Integration: Learn how to connect Python web frameworks to databases for storing and retrieving data.
3. Front-End and Backend Integration: Learn how to connect Python backends with front-end technologies to create dynamic, full-stack web applications.
Django Templates
4. API Development: Learn to build APIs (Application Programming Interfaces) for connecting your backend with front-end apps or other services.
Django REST Framework (DRF)
Complete Tutorial on Web Development
Project: ToDo webapp
Chapter-wise Practice Quiz
Quiz helps learners test their understanding of Python concepts through short, practice important topics and improve problem-solving skills.
Python Fundamentals: Basics , Input and Output , Data Types , Numbers , Boolean .
Control Flow & Functions: Control Flow , Loops , Functions .
Data Structures: String , List , Tuples , Dictionary , Sets , Arrays , List Comprehension .
Collections Module: Counters , Heapq , Deque , OrderedDict .
Object-Oriented Programming: OOP Concepts .
Exception & File Handling: Exception Handling , File Handling .
Interview Questions and Practice Problems
This section provides a collection of commonly asked Python interview questions and practice problems to help you prepare for technical interviews and improve your coding skills.
Interview Questions and Answers
Coding Problems
This Python tutorial is updated based on latest Python 3.13.13 version.
Introduction 1 min read
Input & Output 2 min read
Variables 4 min read
Operators 4 min read
Keywords 2 min read
Data Types 4 min read
Conditional Statements 3 min read
Loops 3 min read
Functions 4 min read
String 4 min read
List 3 min read
Tuples 3 min read
Dictionary 3 min read
Arrays 5 min read
OOP Concepts 3 min read
Exception Handling 5 min read
File Handling 4 min read
Python Database 4 min read
MongoDB 3 min read
MySQL 7 min read
Packages 4 min read
Modules 3 min read
DSA Libraries 5 min read
Python GUI 2 min read
Numpy 3 min read
Pandas 4 min read
Matplotlib 3 min read
Seaborn 3 min read
StatsModel 2 min read
Model Building 6 min read
TensorFlow 2 min read
PyTorch 5 min read
Flask 3 min read
Django 5 min read
Django ORM 4 min read
Jinja2 Templating 5 min read
Django Templates 5 min read
REST API 3 min read
Build API with DRF 4 min read
Quiz 1 min read
Practice Problems 2 min read
Interview Q & A 15+ min read
Placement 360 Course 2 min read
Data Science 360 Course 2 min read
AI Engg Course 2 min read