Safe Local Python Executor

Name: Safe Local Python Executor
Author: maxim-saplin

maxim-saplin

Runs Python code in the LocalPythonExecutor runtime from Hugging Face smolagents, which restricts allowed operations and imports.

Setup

Choose your client, copy the config, then fill in any required environment variables.

Add to Cursor Add to VS Code

claude mcp add safe-local-python-executor -- uv --directory /path/to/mcp_local_python_executor/ run mcp_server.py

~/.codex/config.toml

[mcp_servers.safe-local-python-executor]
command = "uv"
args = ["--directory", "/path/to/mcp_local_python_executor/", "run", "mcp_server.py"]

# codex mcp add safe-local-python-executor -- uv --directory /path/to/mcp_local_python_executor/ run mcp_server.py

~/.cursor/mcp.json

{
  "mcpServers": {
    "safe-local-python-executor": {
      "command": "uv",
      "args": [
        "--directory",
        "/path/to/mcp_local_python_executor/",
        "run",
        "mcp_server.py"
      ]
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "safe-local-python-executor": {
      "type": "stdio",
      "command": "uv",
      "args": [
        "--directory",
        "/path/to/mcp_local_python_executor/",
        "run",
        "mcp_server.py"
      ]
    }
  }
}

~/.gemini/settings.json

{
  "mcpServers": {
    "safe-local-python-executor": {
      "command": "uv",
      "args": [
        "--directory",
        "/path/to/mcp_local_python_executor/",
        "run",
        "mcp_server.py"
      ]
    }
  }
}

claude_desktop_config.json

{
  "mcpServers": {
    "safe-local-python-executor": {
      "command": "uv",
      "args": [
        "--directory",
        "/path/to/mcp_local_python_executor/",
        "run",
        "mcp_server.py"
      ]
    }
  }
}

.trae/mcp.json

{
  "mcpServers": {
    "safe-local-python-executor": {
      "command": "uv",
      "args": [
        "--directory",
        "/path/to/mcp_local_python_executor/",
        "run",
        "mcp_server.py"
      ]
    }
  }
}

Setup

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