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code-only-env

Restrict Claude to executing Python scripts via the execute_code tool only.

58|4|Updated Jan 9, 2026
Search Tags:#python#code execution#computation#deterministic#sandbox#restricted environment
One-click install
npx skills add https://github.com/rvantonder/execute_code_py --skill code-only-env
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: code-only-env
Source: https://github.com/rvantonder/execute_code_py/tree/main/skills/code-only-env
Command: npx skills add https://github.com/rvantonder/execute_code_py --skill code-only-env

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill provides a highly restricted environment where Claude can ONLY execute Python code, blocking all other tools to ensure a pure computational experience.

Core Features & Use Cases

  • Pure Python Execution: Run Python scripts and capture results without any other tool interference.
  • Deterministic Tasks: Ideal for mathematical calculations, data processing, and algorithmic tasks where predictability is key.
  • Use Case: You need to perform a complex statistical analysis on a dataset. You can provide the data and ask Claude to write and execute Python code to compute the mean, median, standard deviation, and generate a plot (as code).

Quick Start

Use the code-only-env skill to calculate the sum of numbers from 1 to 100.

Frequently Asked Questions about code-only-env

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I run Python code in a restricted sandbox environment?▼

You can execute Python code in a restricted sandbox by enabling an environment that blocks all tools except script execution. This prevents file system access, network requests, and system commands to ensure pure computation.

What is a code-only execution environment used for?▼

A code-only execution environment is used for deterministic tasks such as mathematical calculations and data processing. By blocking external interactions, it ensures predictable computational results without side effects.

Can I perform statistical analysis and data processing without network access?▼

Yes, you can perform statistical analysis without network access by running Python scripts in a restricted sandbox. It isolates computation by blocking network requests and system commands while capturing script results.

How do I execute deterministic Python scripts and capture results safely?▼

You can execute deterministic Python scripts safely by using a restricted environment that only permits the execute_code tool. This approach blocks all other external interactions, capturing pure computational outputs.

What are the limitations of a restricted Python execution environment?▼

The main limitation of a restricted Python execution environment is the complete blockage of file system access, network requests, and system commands. It should only be used when external interactions are undesirable or unsafe.

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