Python – Installation and Usage
The first step before jumping inside Python , we should have a clear understanding on why we are we into python .
Python is a scripting language , it is a powerful , easy to use language . The readabilty structure of Python makes it the best . Python syntax is easy , so programmers and non-programmers can easily start programming. Python has a good community . Python consists of hundreds of built in modules which makes it easy for solving many tasks so easily .
Python supports object oriented programming . It is dynamically typed , means that the type for a value is determined in run time .
And the best part , it is free and open source .
Major Operating system nowadays comes up with Python Preinstalled .
Download Python from : https://www.python.org/downloads/ Confirm your python installation with command : python -v
Make sure to install pip , pip is a package management system used to manage python packages . Pip is already installed with the latest release . Check https://pip.pypa.io/en/stable/installing/ for more information.
Basis Usage , Let’s try out
Open up the terminal and enter the python shell using command : python , should open a python shell .
Note : Please make sure to check the versions of python you have , if you have multiple versions installed . In that case python2 for Python version 2 and python3 for Python version 3 should work unless you have defined python in path to reflect anyof the versions you have .
Once the shell is up , lets try something ,
Performing basic's Hello world Program print("Hello world") #outputs you : Hello world message = "Hello world" print(message) #outputs you : Hello world Try : Python shell is a calculator , try to perform some mathematical calculation over there. Enjoy. !!
Something I Use
Jupyter notebook : Interative web based application to create share your code http://jupyter.org/ Pycharm IDE : Has community version which is free https://www.jetbrains.com/pycharm/ Google collab : https://colab.research.google.com/
Good resource to follow up
Forums : https://www.python.org/community/forums/ Conf. and Workshops : https://www.python.org/community/workshops/ Python News : https://www.python.org/blogs/ Community News : http://planetpython.org/ Beginners Guide : https://wiki.python.org/moin/BeginnersGuide A/V : https://www.python.org/doc/av/
It’s Never late to start Python .