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Python Exec Server

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Enables safe execution of Python code snippets within a sandboxed environment, restricting dangerous builtins and modules to prevent malicious operations.

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About

Enables safe execution of Python code snippets within a sandboxed environment, restricting dangerous builtins and modules to prevent malicious operations.

README

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中文文档

功能描述

这是一个安全的Python代码执行工具,通过MCP服务器提供安全的执行环境。用户可以通过该工具执行Python代码片段,并获取执行结果。该工具禁用了危险的内置函数和模块,以防止恶意代码执行。

支持的标准库

  • math: 数学计算
  • statistics: 统计计算
  • decimal: 高精度小数
  • fractions: 分数运算
  • functools: 函数工具
  • random: 随机数生成
  • string: 字符串处理
  • time: 时间相关
  • datetime: 日期时间
  • json: JSON处理
  • re: 正则表达式

禁用功能

以下内置函数被禁用:

  • eval, exec, open, input, globals, locals
  • breakpoint, compile, delattr, setattr
  • exit, quit, help, memoryview, vars, dir

使用示例

调用该工具的MCP函数名为python_exec,参数为字符串类型的Python代码。

# 计算1+1
print(1+1)

返回结果:

输出:
2

如果定义了变量:

a = 10
b = 20
c = a + b
c

返回结果:

输出:
30

定义的变量/函数:
a = 10
b = 20
c = 30

注意事项

  1. 代码必须是字符串类型
  2. 代码不能为空
  3. 该工具不能执行文件操作、网络请求等危险操作
  4. 如果代码执行出错,将返回错误信息

from github.com/611711Dark/mcp_python_exec_server

Installing Python Exec Server

This server has no published package — it is built from source. Open the repository and follow its README.

▸ github.com/611711Dark/mcp_python_exec_server

FAQ

Is Python Exec Server MCP free?

Yes, Python Exec Server MCP is free — one-click install via Unyly at no cost.

Does Python Exec Server need an API key?

No, Python Exec Server runs without API keys or environment variables.

Is Python Exec Server hosted or self-hosted?

A hosted option is available: Unyly runs the server in the cloud, no local setup required.

How do I install Python Exec Server in Claude Desktop, Claude Code or Cursor?

Open Python Exec Server on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.

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