MATPLOTLIB Tutorial Series | Part 2

21 Dec 201612 Feb 2017 indianpythonistaLeave a comment

Note: This article has also featured on geeksforgeeks.com .

This is the 2nd article in the series which covers graphing in python using matplotlib.

This article will cover different types of plots that we can make using matplotlib.Read More »

MATPLOTLIB Tutorial Series | Part 1

21 Dec 201612 Feb 2017 indianpythonista2 Comments

Note: This article has also featured on geeksforgeeks.com .

This series will introduce you to graphing in python with Matplotlib, which is arguably the most popular graphing and data visualization library for Python.

Working with zip files in Python

21 Dec 201613 Jan 2017 indianpythonistaLeave a comment

Note: This article has also featured on geeksforgeeks.com .

This article explains how one can perform various operations on a zip file using a simple python program.

What is a zip file?

ZIP is an archive file format that supports lossless data compression. By lossless compression, we mean that the compression algorithm allows the original data to be perfectly reconstructed from the compressed data. So, a ZIP file is a single file containing one or more compressed files, offering an ideal way to make large files smaller and keep related files together.

Why do we need zip files?
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Working with CSV files in Python

10 Dec 201613 Feb 2017 indianpythonistaLeave a comment

Note: This article has also featured on geeksforgeeks.com .

This article explains how to load and parse a CSV file in Python.

First of all, what is a CSV ?

CSV (Comma Separated Values) is a simple file format used to store tabular data, such as a spreadsheet or database. A CSV file stores tabular data (numbers and text) in plain text. Each line of the file is a data record. Each record consists of one or more fields, separated by commas. The use of the comma as a field separator is the source of the name for this file format.
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GET and POST requests using Python

10 Dec 201613 Feb 2017 indianpythonistaLeave a comment

Note: This article has also featured on geeksforgeeks.com .

This post discusses two HTTP (Hypertext Transfer Protocol) request methods GET and POST requests in Python and their implementation in python.Read More »

Downloading files from web using Python

10 Dec 201613 Feb 2017 indianpythonistaLeave a comment

Note: This article has also featured on geeksforgeeks.com .

Requests is a versatile HTTP library in python with various applications. One of its applications is to download a file from web using the file URL.
Installation: First of all, you would need to download the requests library. You can directly install it using pip by typing following command:Read More »

Implementing Web Scraping in Python with Beautiful Soup

10 Dec 201613 Feb 2017 indianpythonista2 Comments

Note: This article has also featured on geeksforgeeks.com .

There are mainly two ways to extract data from a website:

Use the API of the website (if it exists). For example, facebook has the Facebook Graph API which allows retrieval of data posted on facebook.
Access the HTML of the webpage and extract useful information/data from it. This technique is called web scraping or web harvesting or web data extraction.

This article discusses the steps involved in web scraping using Python.Read More »