python, multiprocessing, threadpool, processpool

Python

concurrent.futures: High-Level Multithreading and Multiprocessing API in Python

A comprehensive guide on how to use Python module "concurrent.futures" for multitasking (Multithreading & Multiprocessing). The "concurrent.futures" module provides a very high-level API that let us create a pool of workers (threads/processes) to which we can submit tasks for completion. It'll take care of handling resources and we don't need to do much low-level coding that we have to do if we use "threading" or "multiprocessing" modules.

Sunny Solanki

Jul 29, 2022 ~25 mins

ipywidgets, notebook

Python

ipywidgets - An In-depth Guide to Interactive Widgets in Jupyter Notebook [Python]

A detailed guide on how to use Python library ipywidgets that let us create widgets (dropdown, radio buttons, checkboxes, buttons, etc) in Jupyter notebooks. These widgets let us add interactivity to our notebooks. It can be linked to various data viz libraries to make charts interactive like dashboards and web apps.

Sunny Solanki

Jul 29, 2022 ~45 mins

beautifulsoup, scraping, htmlparsing, xmlparsing

Python

beautifulsoup - Scrape,Parse & Analyze Web Pages in Python

The tutorial covers in detail how we can parse HTML pages using BeautifulSoup and retrieve information from the parsed pages. We explain things like accessing individual tags, accessing attribute details, accessing text of tags, searching for tags, accessing children/parent of tags, etc.

Sunny Solanki

Jan 01, 2022 ~15 mins

beautifulsoup, modify-html-doc

Python

Beautifulsoup: Guide To Modify HTML

This tutorial primarily concentrates on how we can modify the contents of the parsed HTML document by BeautifulSoup. We have explained various modifications like rename tag, Add new tag, modify/add attributes, wrap tag inside of another tag, etc.

Sunny Solanki

Dec 30, 2021 ~30 mins

numba, stencil-kernel

Python

Numba @stencil Decorator: Guide to Improve Performance of Code involving Stencil Kernels

The tutorial covers how to design stencil kernel functions using Numba @stencil decorator. Stencil kernels are functions where each element of the input array is updated according to a specified pattern.

Sunny Solanki

Dec 22, 2021 ~25 mins

numba, guvectorize-decorator

Python

Numba @guvectorize Decorator: Generalized Universal Functions

Numba @guvectorize decorator let us create ufuncs (Universal Functions) which works on arrays of different shapes and returns result which can be of different shape than input. It's designed to speed up operations on arrays of differing shapes.

Sunny Solanki

Dec 18, 2021 ~30 mins

pandas-dataframe, multiindex, hierarchical-index

Python

Simple Guide to Understand Pandas Multi-Level / Hierarchical Index

Tutorial covers detailed guide on how to create and work with Multi-level as well as hierachical index for Pandas Dataframe. It also covers various ways to index dataframe which has multi-level indexing for rows ad columns.

Sunny Solanki

Dec 10, 2021 ~20 mins

python, optimisation

Python

numba - Make Your Python Functions Run Faster Like C/C++

Tutorial provides detailed guide to use Numba @jit decorator. It explains various ways to use @jit decorator and all the possible parameters of it to speed up Python code.

Sunny Solanki