Remove 2025 Remove Cross Validation Remove SQL
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Build a Data Cleaning & Validation Pipeline in Under 50 Lines of Python

KDnuggets

By Bala Priya C , KDnuggets Contributing Editor & Technical Content Specialist on June 24, 2025 in Python Image by Author | Ideogram Data is messy. So when youre pulling information from APIs, analyzing real-world datasets, and the like, youll inevitably run into duplicates, missing values, and invalid entries.

Python 257
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Mastering the AI Basics: The Must-Know Data Skills Before Tackling LLMs

ODSC - Open Data Science

When deadlines are tight, fluency with data manipulation tools (like Pandas or SQL) keeps youagile. Evaluation also includes error analysis and cross-validation to understand what your model doesnt dowell. The right transformations directly affect model accuracy. Fast iteration. Its not just about performanceits abouttrust.