PyCon LT 2024
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PyCon Lithuania 2024

PyCon Lithuania 2024 is a conference focusing on Data, Web & More, that will have more than 60 sessions and more than 600 attendees. Featuring keynotes by PyDanny, Ritchie Vink, Arjan Codes, Robert Smallshire and Tom Christie.
This year is special, we will have separate days dedicated to specific, or specifically broad, topics.
April 2: TutorialsApril 3: Conference: WebApril 4: Conference: PythonApril 5: Conference: DataApril 6: Sprints

Shaping the Agenda: Your Vote, Your Talks

Take an active role in shaping PyCon Lithuania 2024! Your vote helps us select talks that resonate with the community, ensuring a lineup that`s both engaging and informative. By voting, you also aid in the logistical planning of the event, like determining room sizes and grouping similar talks for a coherent experience. Your voice is essential in creating an event tailored to the interests and needs of our attendees.
Cast Your Vote - Shape the Event

Fastforward your data processing with Polars

A deep dive into Polars, a fast DataFrame library. This 4 hour tutorial, led by Marco Gorelli a distinguished polars expert, covers the basics, advanced techniques, and overcoming challenges in data processing with Polars. 2 April. (Requires separate ticket)
Learn more about the Polars Tutorial

Data Processing with Apache Spark and Apache Iceberg

Explore advanced data management techniques with Apache Spark and Apache Iceberg in this dynamic workshop, designed for data professionals. Enhance your skills in schema evolution, efficient file management, and more. 4 hour long tutorial on 2 April. (Requires separate ticket)
Learn more about this tutorial

Call for proposals

Do not miss your chance to present at PyCon Lithuania 2024! Submit your talk or activity proposal now and share your knowledge with the Python and PyData community. Take part in shaping the future of Python development and make a lasting impact at PyCon Lithuania 2024!
Only 0 days and 0 hours left to submit your proposal!
Submit a talk or activity
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Venue

The event will take place in the SMK University of Applied Social Sciences, located in the heart of Vilnius, Lithuania.
Learn more about venue
SMK

Hotel

Are you not from Vilnius. You might want to check this out
Lear more about hotel
Novotel

Keynotes

Ines Montani

Ines Montani

  • Co-founder of Explosion, a software company specializing in developer tools for Artificial Intelligence and Natural Language Processing technologies,
  • Creator of spaCy, leading open-source library for Natural Language Processing,
  • Creator of Prodigy, a modern annotation tool for creating training data for machine learning models
Daniel Roy Greenfeld

Daniel Roy Greenfeld

  • Author of Two Scoops of Django,
  • Works to address global climate change,
  • Does Brasilian Jiu-Jitsu,
  • Formerly NASA
Ritchie Vink

Ritchie Vink

  • Author of Polars,
  • Polars is a blazingly fast DataFrames library,
  • Polars is implemented in Rust using Apache Arrow Columnar Format
Tom Christie

Tom Christie

  • Creator of Django REST Framework (DRF),
  • Creator of httpx, A next-generation HTTP client for Python,
  • Creator of Starlette, the backbone of FastAPI,
  • Passionate about building web APIs,
  • Director at Encode
Arjan Egges

Arjan Egges

  • Known as ArjanCodes on YouTube,
  • Software developer and educator with a passion for building beautiful, efficient, and reliable software,
  • Posts weekly videos on YouTube about programming (mostly in Python), software design, testing, and architecture,
  • Also creates online courses on these subjects
Robert Smallshire

Robert Smallshire

  • 25 years of Python in the energy and ed-tech sectors,
  • Robert’s Python training courses on Pluralsight have accumulated 1.9 million hours of view time and reached over 1 million paying subscribers,
  • Co-author of The Python Apprentice, The Python Journeyman, and The Python Master trilogy

Confirmed talks

Here is a list of already confirmed talks.
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Tickets

Buying tickets early is highly recommended because prices are increasing. By purchasing your tickets in advance, you can secure your spot at the event and avoid potential price hikes closer to the date. Don't miss out on this opportunity to attend PyCon Lithuania 2024 at a more affordable price. Act now and secure your tickets!

Learn more about tickets

We are early this year! Just right after Easter!

The conference is scheduled to take place nearly two months earlier than usual! While you may have become accustomed to our gatherings at the end of May, this year, we will convene at the beginning of April. Join us for the week following Easter!

What now?

Check out partnership opportunitiesSubmit a talk or activityFollow us on LinkedinSubscribe to FacebookFollow us on Twitter
- Any other ideas? Let us know by email info@PyCon.LT

Our Sponsors

Diamond Sponsor

Gold

Silver

Bronze

Partners

Pretalx
Pretix
AI Lithuania
Vytautas Magnus University
PyData
Python Software Foundation
O'Reilly
Build Stuff
PyCon Estonia
PyCon Italia
PyCon Slovakia
Explosion
Prodigy
StickerMule
JetBrains
Packt

Meet our speakers!

Robert DzisevičDaniel Roy GreenfeldMonika VenčkauskaitėTaddes (Tadas) KorrisDavid HewittAntanas DaujotisPiotr GrykoLuca BaggiMarco GorelliLaimonas SutkusCristián Maureira-FredesGabriel Martín BlázquezDavid BerensteinMartynas VenckusIsaac ChungTung HoangRodrigo Girão SerrãoAlbertas GimbutasFranz HaasTomas PeluritisFabien VauchellesMatthew HonnibalRobson JuniorVytautas BielinskasEli HoldernessAdam FurmanekPeter VidosEmmanuel-Lin ToulemondeMaria Jose Molina ContrerasJan BartnitskyMaxim DanilovYuliia BarabashJohannes BechbergerJulius BoakyeTadas GedgaudasAdrin JalaliZoe SteinkampDamian WysockiRomualdasRobert SmallshireTomáš Neubauer
  • Reception
    Reception drinks.
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  • Watsonx: A GenAI platform that's built for business
    The hype for GenAI keeps rising. Nowadays, almost every company wants to adopt this technology in their business, but in order to successfully deliver a GenAI project, it takes much more than just figuring out, what to ask ChatGPT. During the presentation, I'll introduce you to an AI platform, that allows users to deliver GenAI projects with confidence.
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  • Keynote by Daniel Roy Greenfeld
    My mother loves Šaltibarščiai.
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  • Opening
    Introduction to the event and the day.
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  • Aligning and Using an Open-Source LLM
    Large language models are very widely used today for various applications: one can detect fraud, analyze and converse with own documents or create a commercial chatbot. This "Aligning and Using an Open-Source LLM" workshop is an intensive four-hour exploration designed to demystify the world of Language Models (LLMs) and open-source frameworks. In the rpidly evolving landscape of artificial intelligence, the effective use of LLMs has become a crucial skill for machine learning engineer.
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  • How we Develop and Maintain a Modern Python Service at Mozilla: Merino as Example
    At Mozilla, we maintain services that are used by millions of users daily. These services are the backbone of expanding Firefox and providing users with useful features, all while protecting privacy. Learn about how one service, Merino, was planned to meet user needs at scale. This service providers users with search recommendations and suggestions from local and remote providers. Get some insights on how we develop, deploy and monitor and maintain this modern Python service.
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  • Using Rust & PyO3 to make Pydantic v2 even faster
    In this talk we'll review some of the changes we've made to Pydantic since 2.0 to push performance even further. This is possible largely because Pydantic chose to implement the core in Rust. We'll focus on two main topics: - Come learn about optimizations Pydantic has been working on since 2.0 - Come see our draft ideas how Pydantic v3 could be even faster than v2 You should leave this talk excited about performance wins for your apps using Pydantic and inspired to try Rust in your own code.
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  • Unleashing Python's potential with MAX Platform
    The speech will address Python's limitations in AI and how MAX Platform can overcome them by offering superior speed, seamless Python code execution, and hardware compatibility. It will inspire Pythonistas to explore MAX Platform and unlock new possibilities in AI development and beyond.
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  • Scaling, Refactoring and fixing a Django MVP for Production
    So you've built an AI startup using Async DJango - the MVP looks great and your hand full of users love it. Now you need to clean up the MVP, so you can scale. This is the Part Two, to building an AI startup with Async DJango - we talk about moving from ChromaDb to a OpenSearch/ElasticSearch, document processing steps to Celery/RabbitMQ, selfhosting via vLLM, migrating from Django templates to a ReactJs APP, better monitoring and logging
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  • functime: a next generation ML forecasting library powered by Polars
    Polars conquered dataframes, and now it is coming for machine learning! With Polars-powered feature-extraction and a best-of-the-class set of diagnostic tools, functime enables **forecasting thousands of time series all at once, from the comfort of your laptop**. Though forecasting practitioners are the intended audience, the talk has something for every data scientist. With Polars, we can **push the boundary for what "reasonable scale" means - and build a new generation of tools for machine learning**.
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  • Introduction to Polars DataFrames - how to supercharge your data workflows
    Polars is the new dataframe on the block taking the world by storm. You'll learn: - what Polars is, and what it can do for you - Polars basics and core concepts (including expressions and lazy computation) - how to work with different datatypes, and how the List datatype gives you superpowers - interoperability with other tools: NumPy, SciPy, Arrow, pandas, Numba - migrating from pandas What better way to learn it than by attending a PyCon Lithuania tutorial, delivered by a Polars core dev?
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  • Object Oriented Programing the way it should be
    While Functional Programming gains traction, I'll showcase how OOP, done right, yields clean, efficient code. Explore a fresh perspective, gain insights, and reshape your coding approach.
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  • The role of Rust, Zig and C++ in the Python ecosystem
    Python's ecosystem is one of the best out there, and this is mainly due to its community and what lies inside its core, a C API. Being partially in C enables Python to interact with many languages out there which might be known by you like C++, Rust or Zig. But how does it work? On this talk, you will be able to understand how Python can embrace the power and performance of other languages, in order to expose modules that improve the whole ecosystem.
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  • 🧼 From GPU-poor to data-rich: data quality practices for LLM fine-tuning
    If you are GPU-poor you need to become data-rich. I will give an overview of what we learned from looking at Alpaca, LIMA, Dolly, UltraFeedback and Zephyr and how we applied that to fine-tuning a state-of-the-art open source LLM called Notus and Notux by becoming data-rich.
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  • Making an e-shop search bar your friend with Pinecone's hybrid search
    Fast and accurate search results are a crucial components of any e-shop and thus can make the difference between high user satisfaction and user frustration. With recent advancements in vector search technologies, enhanced search systems have become more efficient, leading to better user experiences and improved conversion rates. In this talk, we’ll explore how to implement a hybrid search system for a non-english e-commerce site using Pinecone, a high-performance vector search engine.
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  • Speed up open source LLM-serving with llama-cpp-python
    Large language models (LLMs) often require huge compute resources to serve. This is a common challenge for those who want to avoid sharing their data with cloud API providers, or to deploy their stack in air-gapped environments. We will take a look at how the open source llama-cpp-python library opens the door to lower hardware requirements and simplifies deployment significantly.
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  • Grokking Event-Driven Web App with Python
    Crafting scalable event-driven applications using Python can be a tricky endeavor, requiring careful consideration of various factors, from understanding synchronous and asynchronous network calls to tackling the Python Global Interpreter Lock (GIL) bottleneck and implementing robust auto-scaling strategies. This talk delves into advanced techniques and concepts for designing and implementing scalable event-driven applications with Python, empowering you to overcome these challenges effectively.
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  • DataFrame interoperatiblity - what's been achieved, and what comes next?
    In 2023, we saw several libraries - which had previously only supported pandas - add support for other dataframe libraries such as Polars, Modin, and cuDF. - How did they do it? - Are there any drawbacks to how they did it? - What comes next, and what other solutions are there? This talk could be of interest to anyone working with dataframes. In particular, those maintaining or contributing to libraries which use dataframes will learn about how they can best support multiple dataframe libraries.
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  • Understanding ChatGPT: Embeddings, Transformers and Reinforcement Learning with Human Feedback
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  • 503 days working full-time on FOSS: lessons learned
    I've been working full-time on a Python FOSS project for 503 days, so what did I learn? Am I a better (Python) programmer? Better teammate? Better person? In this talk I will share some lessons I learned over the course of these 503 days: - how to get a tech job in this day & age - how to put your ego aside - how to deal with mistakes - how to interact with users & contributors online - how it feels to collaborate to a large codebase As for the first 3 questions... Ask my colleagues!
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  • Deadcode - a tool to find and fix dead (unused) Python code
    A newly developed deadcode Python package to detect and automatically fix unused Python code will be introduced. Real-world scenarios, when the deadcode saves development time will be provided. The main features and options of the deadcode package will be presented and it will be shown, why this tool is superior to vulture. Also some implementation details and complexities will be discussed.
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  • analyzing stdf production test data in the silicon manufacturing industry using construct
    The data amount and the complexity of the queries are not particularly large in this industry. The challenge comes from using the STDF format, a binary file format with roots in the 1980's. A method to make this data source available to modern data analysis tools (jupyter/streamlit) using the construct library will be discussed. The focus is on how the data can be collected, converted and made available in a fast and efficient way, using both pypy and cpython.
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  • Write-Audit-Publish Pattern in Modern Data Pipelines
    Data is new oil, and one of the ways is leakage and poisoning the surrounding environment. What happens if you pollute one of the datasets used in some decision makers facing dashboards? In this talk, I will explain the reemergence of the Write-Audit-Publish pattern and how you can achieve it using Apache Iceberg and Apache Spark.
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  • Cracking the Code: Decoding Anti-Bot Systems!
    Join us for a presentation where we share the mysteries of anti-bot systems, guarding websites, APIs, and mobile applications ! 🌐📲 🛠️ What's in Store: 1/ Exploring the Defence Layers 2/ Anti-Bot Reputation Score Demystified 3/ Strategies for Evasion After this talk, you'll emerge well-equipped with knowledge to navigate and comprehend the nuances of these protective measures! 🚀🔒
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  • Designing for tomorrow's programming workflows
    New tools are changing how people program, and even _who_ programs. Type hints, modern editor support and, more recently, AI-powered tools like GitHub Copilot and ChatGPT are truly transforming our workflows and improving developer productivity. But what does this mean for how we should be writing and designing our APIs and libraries?
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  • Transcend the Knowledge Barriers in RAG: Setup, Chat State, and More
    Developer tools power many LLM-based chat and Retrieval Augmented Generation applications today. However, there is a non-trivial knowledge barrier for entrants that could hinder developer experience. Our discussion intends to offer actionable insights into building and maintaining generative AI solutions in a secure and economical way, thereby improving the developer experience in this Generative AI wave.
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  • The pragmatic Pythonic data engineer
    Learn to make practical decisions in data engineering with Python's vast ecosystem. Avoid blindly following market guidelines and consider the reality of your situation for better performance and architecture
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  • Generative AI in Lithuanian language
    Presentation about how we (few local NLP enthusiasts) trained Language Transformer to generate meaningful text in Lithuanian language. Everything was based on volunteer work with huge R&D flavor. During this presentation I will not only cover what kind of data we used to train this model and what results we got but also present other initiatives we drive in NLP field. Will try to do both technical and interactive presentation.
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  • Pointers? In My Python?
    Learn about Python's memory handling, including: - what pointers are, and why it matters - what object IDs are, and what they mean - how CPython can tell when you're done with an object, and what happens next No C knowledge required!
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  • Lessons Learned From Maintaining SDK in Python for Three Years
    Let’s see how to build an SDK that works for years and is used by other developers. We’ll learn which patterns actually work, how mistakes made in the early stage affect the software years later, and how to make sure we don’t break users’ code when introducing changes.
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  • Transforming Data Insights: Creating Dynamic Animated Stories with Python and ipyvizzu-story
    Unlocking the value of data often hinges on the ability to communicate insights effectively to non-technical audiences. What if you could go beyond static charts and captivate your audience with animated data stories? Join us in this workshop to discover the power of animated storytelling using ipyvizzu-story, an innovative open-source presentation tool designed to work seamlessly within Jupyter Notebook and similar platforms.
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  • [MLOps] CI/CD in the age of Machine Learning
    Machine learning models are a new artifact to build, version and deploy, explore there impacts on your architecture.
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  • Customizing LLMs: A Guide to Fine-Tuning Open Source Models
    In today's world, large language models (LLMs) are revolutionizing how we interact with technology, allowing us to have conversations, organize data, write text with minimal human effort.However, It is likely that when using an LLM, you have received incorrect answers or not specialized answers. For this reason, fine-tuning models that have been pre-trained with this large corpus of data is crucial to: (1) obtain better performance in the quality of responses, and (2) tune the model to a specific domain.
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  • RAG on KDTree
    How to use KDTree from sklearn library to prototype RAG (Retrieval-Augmented Generation) applications.
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  • µDjango 2.0, an asynchronous microservices technique.
    A standard Django project involves working with multiple files and folders from the start. Let's see how the work with a Django project changes when we have only one file. This solution automatically transforms Django into a microservice-oriented async framework with "batteries included” philosophy.
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  • Encode OSS: Funding open source development
    Being an Open Source citizen. I'll be talking about the motivation behind Encode OSS. How we can work towards properly funding open source development, why that's valuable, and what we've been working on lately.
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  • Your proposal: Data Harvest: Unlocking Insights with Web Scraping
    In today's data-driven world, knowing how to gather and analyze information is more critical than ever. Join us for a compact session on using Python for crawling the web and solve real-time problems. We'll cover the basics, and then dive into a practical example of collecting data from the internet.
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  • Let’s create a Python Debugger together
    Debuggers are indispensable tools for all Python developers, empowering them to conquer bugs and unravel complex systems. Let's create our own.
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  • FastDjango: Conjuring Powerful APIs with the Sorcery of Django Ninja
    Dive into the world of modern web development by fusing the power of Django and FastAPI. This talk will guide you through the process of building robust, scalable, and efficient APIs using Django Ninja, a web framework that combines Django's reliability and FastAPI's speed. We'll explore how to leverage Django's ORM and user authentication while enjoying FastAPI's performance and type checking. Whether you're a Django veteran looking to supercharge your APIs or a beginner eager to learn cutting-edge techniq
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  • Python package creation using bleeding edge toolset
    We will create a new Python package from scratch using the best practices and will deploy it to pypi.org. We will also learn the benefits and how to use the bleeding edge tools for code linting, unit testing and deployment. Let's make Python ecosystem even more awesome!
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  • How to Utilize Machine Learning for Better Web Scraping
    Join Tadas Gedgaudas in an enlightening talk on revolutionizing web scraping with machine learning. Uncover how ChatGPT can adapt to website layout changes, making scraping more efficient and reducing maintenance needs. Delve into data structurization with ML, the seamless integration of ChatGPT for parsing, and its practical impact for developers.
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  • Revenue based scoring in `GridSearchCV`: a case for the new metadata routing in scikit-learn
    Passing metadata such as `sample_weight` and `groups` through a scikit-learn `cross_validate`, `GridSearchCV`, or a `Pipeline` to the right estimators, scorers, and CV splitters has been either cumbersome, hacky, or impossible. The new metadata routing mechanism in scikit-learn enables you to pass metadata through these objects. As a use-case, we study how you can implement a revenue sensitive scoring while doing a hyperparameter search within a `GridSearchCV` object.
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  • A 101 in time series analytics with Apache Arrow, Pandas and Parquet
    Columnar databases are on the rise! They provide an efficient and scalable data warehouse for many use cases including time series data. The problem? Many conventional database drivers and querying methods become the bottleneck for data processing and analytics within our client-side applications. Learn how to leverage open-source projects like Apache Arrow Flight and Apache Parquet alongside industry-standard analytics tools to build the foundations of a performant analytics application.
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  • Data Processing with Apache Spark and Apache Iceberg
    "Data Processing with Apache Spark and Apache Iceberg" is a dynamic workshop designed to equip data professionals with advanced skills in managing and processing large-scale data. Participants will be introduced to the essential table formats before delving into Apache Iceberg's integration with Apache Spark. This session focuses on practical applications, including schema evolution and efficient file management, to enhance data processing efficiency and scalability. Ideal for data engineers and scientists,
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  • Deep Dive into Asynchronous SQLAlchemy - Transactions and Connections
    SQLAlchemy is one of the most popular ORM libraries in Python. In this talk I will try to present caveats and gotchas that other Pythonists can find on their way while writing the asynchronous backend application using SQLAlchemy as an ORM. Mainly we will focus on how SQLAlchemy handles transactions and connections to the database and what issues we may face because of it.
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  • Python behind the scenes of Danske Bank's Cloud Migration at Scale
    A glance behind the curtains into how an execution part is going with Danske Banks Lift and Shift journey to public cloud. Let's deep dive into some of the technical challenges and a snek Python stack standing right in front helping orchestrate Cloud Migration at Scale.
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  • Dancing with Design
    Look at your system's design! Are the major structures and technology choices the result of conscious decisions, or have they emerged as the system has evolved? Is the design stuck in a local minima while ever more features are piled into the system? How can we design systems which withstand the major forces acting on a solution? We’ll see why system designers should focus deliberately on the constraints and qualities of system design, and avoid getting too distracted by features.
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  • Streaming DataFrames: A New Way to Process Streaming Data in Python
    Introducing an open source library in Python: Quix Streams. It solves all the complexities of stream processing in a cloud native package with a familiar Pandas DataFrame API interface. This library lets you work with data like they are static in your Jupyter Notebook without any hassle associated with streaming technologies. Our mission is to bring masses of Python developers into streaming and make the journey as smooth as possible so real-time applications using ML are not so difficult
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  • Wargaming Quiz
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  • Lunch
    Lunch
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