Python | Towards Data Science https://towardsdatascience.com/tag/python/ Publish AI, ML & data-science insights to a global community of data professionals. Mon, 14 Jul 2025 23:44:33 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.1 https://towardsdatascience.com/wp-content/uploads/2025/02/cropped-Favicon-32x32.png Python | Towards Data Science https://towardsdatascience.com/tag/python/ 32 32 Topic Model Labelling with LLMs https://towardsdatascience.com/topic-model-labelling-with-llms/ Mon, 14 Jul 2025 23:44:18 +0000 https://towardsdatascience.com/?p=606581 Python tutorial for reproducible labeling of cutting-edge topic models with GPT4-o-mini.

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]]> Hitchhiker’s Guide to RAG: From Tiny Files to Tolstoy with OpenAI’s API and LangChain https://towardsdatascience.com/hitchhikers-guide-to-rag-from-tiny-files-to-tolstoy-with-openais-api-and-langchain/ Fri, 11 Jul 2025 17:56:46 +0000 https://towardsdatascience.com/?p=606560 Scaling a simple RAG pipeline from simple notes to full books

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]]> How to Perform Effective Data Cleaning for Machine Learning https://towardsdatascience.com/how-to-perform-effective-data-cleaning-for-machine-learning/ Wed, 09 Jul 2025 19:11:04 +0000 https://towardsdatascience.com/?p=606536 Learn how you can improve your machine learning models using effective data cleaning

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]]> Time Series Forecasting Made Simple (Part 3.1): STL Decomposition https://towardsdatascience.com/time-series-forecasting-made-simple-part-3-1-stl-decomposition-understanding-initial-trend-and-seasonality-prior-to-loess-smoothing/ Wed, 09 Jul 2025 19:06:11 +0000 https://towardsdatascience.com/?p=606534 STL Decomposition excels when seasonal patterns evolve over time.

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]]> Run Your Python Code up to 80x Faster Using the Cython Library https://towardsdatascience.com/run-your-python-code-up-to-80x-faster-using-the-cython-library/ Tue, 08 Jul 2025 05:14:05 +0000 https://towardsdatascience.com/?p=606519 A four-step plan for C language speed where it matters most

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]]> POSET Representations in Python Can Have a Huge Impact on Business https://towardsdatascience.com/poset-representations-in-python-have-huge-impact-on-business/ Mon, 07 Jul 2025 22:19:51 +0000 https://towardsdatascience.com/?p=606512 Discover how POSET indicators transform data into coherent scoring systems, enabling meaningful comparisons while preserving the data’s multi-dimensional semantic structure.

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]]> Liberating Performance with Immutable DataFrames in Free-Threaded Python https://towardsdatascience.com/liberating-performance-with-immutable-dataframes-in-free-threaded-python/ Mon, 07 Jul 2025 17:05:53 +0000 https://towardsdatascience.com/?p=606504 How StaticFrame and Python 3.13t enable true thread-based concurrency

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]]> Taking ResNet to the Next Level https://towardsdatascience.com/taking-resnet-to-the-next-level/ Thu, 03 Jul 2025 04:11:06 +0000 https://towardsdatascience.com/?p=606487 Understanding how ResNeXt improves upon ResNet, with a comprehensive PyTorch implementation guide

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]]> Interactive Data Exploration for Computer Vision Projects with Rerun https://towardsdatascience.com/interactive-data-exploration-for-computer-vision-projects-with-rerun/ Wed, 02 Jul 2025 19:16:34 +0000 https://towardsdatascience.com/?p=606483 Analyse dynamic signals in a computer vision pipeline in Python using OpenCV and Rerun

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]]> How to Access NASA’s Climate Data — And How It’s Powering the Fight Against Climate Change Pt. 1 https://towardsdatascience.com/how-to-access-nasas-climate-data-and-how-its-powering-the-fight-against-climate-change-pt-1/ Tue, 01 Jul 2025 20:20:26 +0000 https://towardsdatascience.com/?p=606475 From architectural design to food security.

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]]> STOP Building Useless ML Projects – What Actually Works https://towardsdatascience.com/stop-building-useless-ml-projects-what-actually-works/ Tue, 01 Jul 2025 18:31:08 +0000 https://towardsdatascience.com/?p=606473 How to find machine learning projects that will get you hired.

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]]> From Pixels to Plots https://towardsdatascience.com/from-pixels-to-plots/ Mon, 30 Jun 2025 16:53:16 +0000 https://towardsdatascience.com/?p=606458 How I built an AI-powered prototype to turn images into insights

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]]> Become a Better Data Scientist with These Prompt Engineering Tips and Tricks https://towardsdatascience.com/become-a-better-data-scientist-with-these-prompt-engineering-hacks/ Mon, 30 Jun 2025 15:54:37 +0000 https://towardsdatascience.com/?p=606455 Part 1: prompt engineering for planning, cleaning, and EDA

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]]> Hitchhiker’s Guide to RAG with ChatGPT API and LangChain https://towardsdatascience.com/hitchhikers-guide-to-rag-with-chatgpt-api-and-langchain/ Thu, 26 Jun 2025 18:18:26 +0000 https://towardsdatascience.com/?p=606432 Build a simple Python RAG pipeline using your local files as context

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]]> Data Science: From School to Work, Part V https://towardsdatascience.com/data-science-from-school-to-work-part-v/ Thu, 26 Jun 2025 17:56:00 +0000 https://towardsdatascience.com/?p=606430 How to profile your Python project

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]]> How to Train a Chatbot Using RAG and Custom Data https://towardsdatascience.com/how-to-train-a-chatbot-using-rag-and-custom-data/ Wed, 25 Jun 2025 17:21:53 +0000 https://towardsdatascience.com/?p=606413 Retrieval-Augmented Generation made easy with Llama

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]]> Building A Modern Dashboard with Python and Taipy https://towardsdatascience.com/building-a-modern-dashboard-with-python-and-taipy/ Mon, 23 Jun 2025 21:06:57 +0000 https://towardsdatascience.com/?p=606390 A guide to building a front-end data application.

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]]> From Configuration to Orchestration: Building an ETL Workflow with AWS Is No Longer a Struggle https://towardsdatascience.com/from-configuration-to-orchestration-building-etl-workflow-with-aws-is-no-longer-struggling/ Thu, 19 Jun 2025 17:04:15 +0000 https://towardsdatascience.com/?p=606368 A step-by-step guide to leverage AWS services for efficient data pipeline automation

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]]> What PyTorch Really Means by a Leaf Tensor and Its Grad https://towardsdatascience.com/what-pytorch-really-means-by-a-leaf-tensor-2/ Thu, 19 Jun 2025 16:43:18 +0000 https://towardsdatascience.com/?p=606365 The secret life of leaves, gradients, and the mighty requires_grad flag

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]]> Animating Linear Transformations with Quiver https://towardsdatascience.com/animating-linear-transformations-with-quiver/ Wed, 18 Jun 2025 19:27:47 +0000 https://towardsdatascience.com/?p=606348 A useful tool in your quiver

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