Python tutorial for beginners with examples

1. What is Python :

• Python is a general purpose programming language.
• Python is a relatively new programming language from 1991.
• The Python programming language is freely available and makes solving a computer problem almost as easy as writing out your thoughts about the solution.
• The code can be written once and run on almost any computer without needing to change the program.
• Python’s simple, easy to learn syntax emphasizes readability and therefore reduces the cost of program maintenance.

2. What is python used for ?

• Python is a general purpose programming language that can be used on any modern computer operating system. It can be used for processing text, numbers, images, scientific data and just about anything else you might save on a computer.
• Python is used for general application programming like CLI and cross-platform GUI applications.
• Python is used for data science and machine learning.
• Python is used for web services and RESTful APIs
• Python is used for meta programming.
• Google search engine, video streaming website like YouTube, Dailymotion, NASA and the New York Stock Exchange and etc…

3. Where can I Download Python ?

Go to Download Python page on the official python site and click Download Python 3.6.4

When the download is finished, double-click the file and follow the instructions to install it.

4. Where can I Learn Python Tutorial for Beginners:

Following websites are helps to Learn python tutorial freely for beginners.

• Code Academy (free)
• TutorialsPoint(free)
• Codementor.io
• Python Challenge
• Python.org

5. Why python is used for Hacking ?

• When you start learning the core of hacking, Python is great. With a giant standard library and a packaging system that puts prebuilt tools and frameworks at your fingertips, it is often very easy to hack something into existence.
• Python is an Object-Oriented programming and a simple structure
• Python is a strong scripting language
• Rich Library support
• Python used for Web based applications

Want to Join Best Python Training in Bangalore ?

6. Which companies are using python ?

Following top companies that uses python for their backend.

• Google
• Facebook
• Youtube
• Twitter
• Amazon
• Microsoft
• Yahoo
• Quora
• Dropbox
• Instagram
• Reddit
• Survey Monkey

7. Simple Python Programming Example ?

Python Program to Add Two Numbers :

In this program, you will learn to add two numbers and display it using print() function.

Source Code

# This program adds two numbers

num1 = 2.3

num2 = 3.3

# Add two numbers

sum = float(num1) + float(num2)

# Display the sum

print(‘The sum of {0} and {1} is {2}’.format(num1, num2, sum))

Output

The sum of 2.3 and 3.3 is 5.6