Regex Explained — Video Resources

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Best Single Video

Python Tutorial: re Module - How to Write and Match Regular Expressions (Regex) by Corey Schafer (~53 min) Why: The most comprehensive free regex tutorial for Python developers. Covers character classes, quantifiers, groups, lookaheads, and practical patterns for matching emails, URLs, and phone numbers. Uses Python's re module throughout with live coding and clear explanations of each metacharacter.

Alternatives

• Regular Expressions in Python by Socratica (~8 min) — A concise, polished introduction that covers the core regex syntax and Python's re module in under 10 minutes. Ideal if you want the essentials without the deep dive, or as a refresher.
• Regular Expressions (Regex) Tutorial: How to Match Any Pattern of Text by Corey Schafer (~38 min) — A language-agnostic regex tutorial that focuses purely on the pattern syntax. Watch this first if you want to understand regex itself before applying it in Python. Covers character sets, anchors, groups, and alternation.

Deep Dives

• Python Tutorial: Generators - How to Use Them and the Benefits You Receive by Corey Schafer (~11 min) — When processing large files with regex, generators let you match patterns lazily without loading everything into memory. Understanding yield is key to writing regex-based parsers that scale.

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Last verified: February 2026