Introduction to Python

Python is a general purpose programming language which is primarily used for creating scripts and applications. It is also used to create frameworks for developing web applications and APIs. Python is one of the most widely used programming languages today. It has a rich set of libraries which are used for a wide range of tasks.

The core language is relatively simple to understand and learn. It has an active community of developers and the source code is freely available. Python has several advantages which make it ideal for use in Web Development.

Programming languages are usually easier to learn and easier to learn than frameworks. With Python, you can build an application without having to use any framework. You can start with the basic Python syntax and then learn how to use the libraries available for Python.

Python is object oriented, so it is a good language to learn how to program object oriented applications. You can learn how to design and build objects, define their methods, and use them to interact with the user.

Python is a very dynamic language. The dynamic aspect of Python is a huge advantage when you are creating a web application. You can easily change the data returned from a database or add additional data to the page without changing the source code.

Introduction to Python

What is Python used for?

Python is used to create scripts, applications, web pages, web services, and web frameworks. Python is used for the following:

Creating scripts
Creating web applications
Creating APIs
Data processing
Creating web frameworks

Python can be used to create applications which run on Windows, Linux, and OS X.

There are many ways to use Python in web development. You can create simple pages with the Python syntax. You can use Python to create dynamic web applications. Python can be used to create frameworks which can be used to create a website.

History of Python

Python is one of the most popular programming languages in the world today. It is an interpreted language, which means that it doesn’t need to be compiled to run.

Python was created by Guido van Rossum in 1991. The first version of Python was 1.0.

This version of Python was released as an interpreter for CPython. CPython is the official Python implementation which is used on Windows, Linux, and OS X.

Python was released as a programming language with the 2.0 version in 1992. It was created to replace ABC.

ABC was a language created by Steve Vickers for Smalltalk.

In 1998, Python 3.0 was released. It was the first major version of Python.Python 3.0 was the first major version of Python to support Unicode and Unicode literals.

Python 2.7 was released in 2012 and it was the last version of Python to support the CPython interpreter.

In 2013, Python 3.x was released. This was the first version of Python which supported multiple interpreters.

There are now several different Python implementations. CPython is the most popular.

CPython is the interpreter used for the Python programming language.

This interpreter is written in C and it is free software. It is used on all platforms where Python is installed.

CPython was first released in 1991. It is now available for Linux, Windows, and OS X.

interpreter in python

What is an interpreter?

An interpreter is a program which reads the source code and executes the program.

CPython is an interpreter. It is an implementation of Python which is used on all platforms where Python is installed.

The interpreter interprets the source code. The source code is read by the interpreter and the interpreter runs the program.

Why Python Programming?

There are many reasons why people use Python for web development. Some of the reasons are:

It is an interpreted language.
It is free.
It is open source.
It is a dynamic language.
It is object oriented.
It has a very active community of developers.
It is available on all platforms.
It has good tools.
It is available for Windows, Linux, and OS X.
It has multiple interpreters.
It has an active community of developers.
It has many frameworks and libraries available for use.
It is easy to learn.
Automation of repetitive tasks
Automated testing
Computer vision
Data processing
Data analysis
Data visualization
Machine learning
Web development
Security
Computer network security
Data mining
NLP
Business Intelligence
Data visualization
E-commerce
Game development
Mobile development
Robotics

Hello world in Python

Hello world is the first program you will write when you are learning Python. It is a very simple program which prints a message on the screen. There are creating a simple hello world program. You can use the code below:

print "Hello World"

Introduction to Python