https://www.danilchenko.dev/tags/python/Recent content in Python on danilchenko.devHugoen-usThu, 14 May 2026 08:22:52 +0000https://www.danilchenko.dev/posts/spec-driven-development/Thu, 14 May 2026 08:22:52 +0000https://www.danilchenko.dev/posts/spec-driven-development/Build a complete Python CLI expense tracker using GitHub Spec Kit and Claude Code. Full walkthrough from requirements to working code in 30 minutes.https://www.danilchenko.dev/posts/gemini-cli-tutorial/Fri, 08 May 2026 08:24:33 +0000https://www.danilchenko.dev/posts/gemini-cli-tutorial/Set up Google's free Gemini CLI in 5 minutes, configure GEMINI.md, add MCP servers, and build a Python project — all on the 1,000 requests/day free tier.https://www.danilchenko.dev/posts/markitdown-vs-docling-vs-marker/Sun, 03 May 2026 08:20:42 +0000https://www.danilchenko.dev/posts/markitdown-vs-docling-vs-marker/Three open-source PDF-to-Markdown tools for RAG and LLM pipelines, tested on real documents. Speed, table fidelity, install pain, and which one to pick.https://www.danilchenko.dev/posts/fastmcp-mcp-server/Wed, 29 Apr 2026 08:24:49 +0000https://www.danilchenko.dev/posts/fastmcp-mcp-server/Build a production-ready MCP server in Python with FastMCP 3.2 — tools, resources, prompts, GitHub OAuth proxy, MCP Inspector, and Claude Desktop hookup.https://www.danilchenko.dev/posts/python-t-strings/Mon, 27 Apr 2026 08:21:49 +0000https://www.danilchenko.dev/posts/python-t-strings/Python 3.14 t-strings (PEP 750) let you intercept values before string interpolation. Hands-on tutorial with SQL safety, HTML escaping, and structured logging.https://www.danilchenko.dev/posts/polars-vs-pandas/Fri, 17 Apr 2026 06:00:00 +0000https://www.danilchenko.dev/posts/polars-vs-pandas/Polars vs Pandas in 2026: performance benchmarks with real numbers — 3-11x speedups on large datasets, but Pandas still wins for small data and ML pipelines. When to switch and when to stay.https://www.danilchenko.dev/posts/ty-vs-mypy-vs-pyright/Thu, 16 Apr 2026 06:00:00 +0000https://www.danilchenko.dev/posts/ty-vs-mypy-vs-pyright/mypy vs Pyright vs ty — full comparison of speed, conformance, and IDE integration. Pyright leads at 98% spec conformance, ty is 10-60x faster but passes only 53% of tests. Real project benchmarks included.https://www.danilchenko.dev/posts/python-314-free-threading/Mon, 13 Apr 2026 06:00:00 +0000https://www.danilchenko.dev/posts/python-314-free-threading/Python 3.14 drops the GIL for good. Real benchmarks show 3.5x speedups on 4 cores. See which libraries break and how to install the free-threaded build.https://www.danilchenko.dev/posts/uv-vs-pip-vs-poetry/Sun, 12 Apr 2026 06:00:00 +0000https://www.danilchenko.dev/posts/uv-vs-pip-vs-poetry/uv vs Poetry compared head-to-head — install speed, lock file resolution, feature comparison, plus pip benchmarks. Which Python package manager should you use in 2026?