Story
Running Python code in a sandbox with MicroPython and WASM
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Overview
Micropython-wasm is an alpha package designed to run Python code in a sandbox using MicroPython and WebAssembly (WASM). It serves as a code execution sandbox plugin for Datasette Agent, named datasette-agent-micropython.
Summary from simonwillison.net.
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Community reactions
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Hacker News · simonwillison.net
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Based on 5 sampled comments from this thread. Analyzed 2026-06-07.
- Praise: Running Python in a WASM environment allows beginners to practice coding safely in the browser, potentially increasing accessibility to programming education.
- Praise: Using WASM to run Python code can enhance LLM capabilities by enabling them to perform calculations autonomously, reducing the risk of hallucinations.
- Praise: Judge0 is a promising solution for sandboxing code execution, which could streamline the integration of various programming languages in LLM applications.
- Praise: Monty shows potential for LLMs, despite being a subset of Python, as it allows for flexibility in handling limitations while still being backed by a solid team.
- Concern: There are safety concerns regarding new implementations like Monty, which may not be fully vetted yet, raising questions about their reliability in production environments.
- Concern: The limitations of MicroPython and similar tools mean that existing Python code cannot be easily utilized, which could hinder developers looking to leverage their current codebases.