A recursive regular expression is a feature that allows the entire regex pattern or part of it to be re-executed on the remaining unmatched text. The syntax (?R) or (?0) defines recursive regex in Python. Don’t worry if that definition seems intimidating. It will get clear when we work on examples.

Image padding is adding layers of pixels to an image to modify its shape for a given purpose, as shown in the Figure below.

Printing an Excel workbook may mean – reading and displaying the contents of an Excel file on the console or printing the XLSX file into a file. The second option may involve sending the Excel file to a printer machine for physical printing.

A video is a sequence of images (called frames). This article will discuss how to create a video from images using Python. We will discuss three methods of doing this:

A short answer (TL;DR): urllib2 is a built-in library in Python 2 that has been replaced with the urllib package in Python 3. The urllib module comes pre-installed in Python 3; therefore, you don’t have to install it.

You can see this topic in two ways – determining the number of elements in a NumPy array or getting the memory size of the array. Let’s discuss this two.

XLSX is a file extension for Microsoft Excel spreadsheets, while CSV is a Comma-Separated Value file.

A sequence (string/number/phrase) is said to be a palindrome if the sequence reads the same backward as forward. For example, madam, civic, refer, 14541, and level.

Asking questions in Pyhton entails asking a question and accepting an answer from the user.