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Saving memory with Pandas 1.3’s new string dtype

When you’re loading many strings into Pandas, you’re going to use a lot of memory. If you have only a limited number of strings, you can save memory with categoricals, but that’s only helpful in a limited number of situations.

With Pandas 1.3, there’s a new option that can save memory on large number of strings as well, simply by changing to a new column type.
Article Added by: itamarst //

shoop v2.13.0

A new version of shoop has been released
New Version


Make your functions return something meaningful, typed, and safe!
Featured Package // Category Functional Programming

Empyrial: a Python-based portfolio management framework

Article Popular Story //

How To Calculate Stocks Support And Resistance Using Clustering

The tutorial is a step by step guide to teach how to calculate Stock Support and Resistance using Clustering techniques with Python.
Tutorial Added by: jamreludhi //


Engineering ML Pipelines - Part Two

Second in a series of articles demonstrating how to engineer and deploy a ML pipeline. This part focuses on developing the pipeline: automating model-training, serving the latest model, handling errors, writing tests and reusing code across projects.
Tutorial Added by: AlexIoannides //

xpinyin v0.7.6

A new version of xpinyin has been released
New Version


H2O is an Open Source, Distributed, Fast & Scalable Machine Learning Platform: Deep Learning, Gradient Boosting (GBM) & XGBoost, Random Forest, Generalized Linear Modeling (GLM with Elastic Net), K-Means, PCA, Generalized Additive Models (GAM), RuleFit, Support Vector Machine (SVM), Stacked Ensembles, Automatic Machine Learning (AutoML), etc.
Featured Package // Category Machine Learning

Last 7 Days

The Unknown Features of Python’s Operator Module

Make your code faster, concise, more readable and more functional with help of Python’s little known operator module
Article Added by: MartinHeinz //

inscriptis -- HTML to text conversion library, command line client and Web service

A python based HTML to text conversion library, command line client and Web service.
Featured Package // Category Web Content Extracting


:truck: Agile Data Preparation Workflows made easy with Pandas, Dask, cuDF, Dask-cuDF and PySpark
Featured Package // Category Data Analysis

3 Ways to Implement Python Switch Case Statement

Learn about 3 ways to implement a python switch case statement with syntax or code.
Article Added by: codypeltz41 //


A tool used to obfuscate python scripts, bind obfuscated scripts to fixed machine or expire obfuscated scripts.
Featured Package // Category Distribution

20+ Super DevTools you may have not heard of

Article Popular Story //


A modern API testing tool for web applications built with Open API and GraphQL specifications.
Featured Package // Category Testing

Awesome Python Weekly » 269

Top Stories
  • Do not use mutable objects as default arguments in Python
  • ✔ How To Import Modules & Functions
  • Controlling live raspberry pi security camera orientation with python
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Prim's Algorithm | Minimum Spanning Tree (Python Code)

Understand prim's algorithm and how it is used to find minimum spanning tree. Also, learn prim's algorithm python implementation.
Article Added by: codypeltz41 //

pySHACL v0.15.0

A new version of pySHACL has been released
New Version

Do not use mutable objects as default arguments in Python

Article Popular Story //

Jupyter Notebook (IPython)

Multi-user server for Jupyter notebooks
Featured Package // Category Interactive Interpreter

Last 30 Days

namedtuple in a post-dataclasses world

Article Popular Story //

Intel® Distribution for Python

Article Popular Story //

PDM v1.7.0

A new version of PDM has been released
New Version

PEP 660 accepted, PEP 662 rejected (editable installs)

Article Popular Story //

✔ How To Import Modules & Functions

Article Popular Story //

Data Flow Facilitator for Machine Learning (dffml)

The easiest way to use Machine Learning. Mix and match underlying ML libraries and data set sources. Generate new datasets or modify existing ones with ease.
Featured Package // Category Machine Learning

Efficient Pagination in Django and Postgres

This article walks through 3 different methods for pagination with Django and Postgres and explains their benefits and tradeoffs so you can decide which one is the best fit for your application.
Article Added by: manualwise //