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There are many approches for generating PDF in python. pdfkit is one of the better approache as, it renders HTML into PDF with various image formats, html forms and other complex printable documents.

We do need to expose our local server to hit call-back URLs while programming with other APIs. There is a tool called local tunnel from http://localtunnel.me/ and that does it for you for free with https. Now, what local tunnel is? Local tunnel allows us to easily share a web service on our local development machine without any server modifications. It will assign a unique URL which can be publicly accessible that will proxy all requests to our locally running webserver.

In most of the cases, you need to export the data from your database to different formats. In this post I will show you how to create functions in your Django applications which export data as files. Here I will be covering the mostly used formats: CSV and Excel.

There are many ways for generating PDF in python. In this post I will be presenting PDF files generation with xhtml2pdf.

xhtml2pdf: xhtml2pdf is a HTML/CSS to PDF converter written in Python and therefore platform independent. xhtml2pdf supports for frameworks like Django and simple integration into Python programs. It is also usable as stand alone command line tool.

pisa: pisa is a html2pdf converter using the ReportLab Toolkit, the HTML5lib and pyPdf.

Coding techniques and programming practices are one of the features of a professional programmer. While writing code to solve a problem programmer should make simple choices and have to use basic techniques. This is completely depends on the programmers skill and expertise and how wisely he make choices.

Introduction to Object Oriented Programming with Python

Generators are memory efficient. They allow us to code with minimum intermediate arguments, less data structures. Generators are of two types, generator expressions and generator functions. Generators are helpful for reading large files, streaming.

In general use cases we upload the CSV files to the system to store huge amount of data by uploading single file. For example in e-commerce sites we just write thousands of products details in a CSV file and just upload it.

In python we can read the data of a CSV file in 2 ways. One by using normal csv.reader and the other by using csv.DictReader.

Integrating Twitter sign in (OAuth) in Django App, which includes
1. Capturing username via Twitter Login
2. Updating authenticated user current status on twitter(tweets).

Xlsxwriter is a python module through which we can write data to Excel 2007+ XLSX file format. In this blog post we learn to write data, insert images and draw graphs in the excel file.