In this article you ll find some tips to reduce the amount of RAM used when working with pandas, the fundamental Python library for data analysis and data manipulation. When dealing with large(ish) datasets, reducing the memory usage is something you need to consider if you re stretching to the limits of using a single machine. For Continue reading Tips for saving memory with pandas
A few weeks ago I had the pleasure of chatting with Marco Santoni and Cesare Placanica from the Python Milano user group, as the first guest of their new Intervista Pythonista, a podcast about the Italian Python community. You can listen to the episode on Anchor/Spotify in Italian. This blog post offers a very belated Continue reading Intervista Pythonista: Podcast Interview for the Italian Python…
Last week I had the opportunity to speak at the Hisar Coding Summit 2021, an event organised by students of the Hisar School of Istanbul. The remote format opened the doors for participants around the globe, but the audience was mainly high-school students with an interest in Data Science. The title of my presentation, Getting Continue reading Getting into Data Science presentation at Hisar Coding…
Feature Scaling, also known as Data Normalisation, is a data preprocessing technique used in Machine Learning to normalise the range of predictor variables (i.e. independent variables, or features). This is done to ensure that all the input variables have values on a normalised range. Since ranges of values can be widely different, and many Machine Continue reading Feature Scaling Machine Learning…
I’m a Data Science consultant, corporate trainer and author based in London, UK. I specialise in the Python for Data Science (PyData) software stack. With 20 years of experience in the tech industry, I provide consulting, coaching and training services in the data science space through my company Bonzanini Consulting Ltd. More about Marco here.
Last weekend (April 27-29) we run PyData London 2018, the fifth edition of our annual conference (we also have a monthly meet-up, with currently 7,200+ members). The event is entirely run by volunteers, with the purpose of bringing the community together and raising money for NumFOCUS, the charity that provides financial support to open-source scientific Continue reading PyData London 2018
I m happy to announce the recent release of my second video course, Practical Python Data Science Techniques published with Packt Publishing. Links: video course on Packt Publishing (the publisher) companion code for the course (on my GitHub) This video course follows my first introductory course (Data Analysis with Python) and provides the audience with recipe-like Continue reading Video Course:…
I m happy to announce the release of my first video course Data Analysis with Python, published with Packt Publishing. Links: video course on Packt Publishing (the publisher) companion code for the course on my GitHub With 2 hours 26 minutes of content segmented into short video sessions, this course aims at introducing the audience to Continue reading Video Course: Data Analysis with Python
Last week I ve travelled to Florence where I attended PyCon Otto, the 8th edition of the Italian Python Conference. As expected, it s been yet another great experience with the Italian Python community and many international guests. This year the very first day, Thursday, was beginners day, with introductory workshops run by volunteer mentors. Thanks to Continue reading PyCon Italy 2017 write-up
Last week I had a long weekend at PyCon UK 2016 in Cardiff, and it s been a fantastic experience! Great talks, great friends/colleagues and lots of ideas. On Monday 19th, on the last day of the conference, my friend Miguel and I have run a tutorial/workshop on Natural Language Processing in Python (the GitHub repo Continue reading PyCon UK 2016 write-up