# ExecPython

> **Class** in `langchain_community`

📖 [View in docs](https://reference.langchain.com/python/langchain-community/tools/riza/command/ExecPython)

Riza Code tool.

## Signature

```python
ExecPython(
    self,
    runtime_revision_id: Optional[str] = None,
    **kwargs: Any = {},
)
```

## Description

**Setup:**

Install ``langchain-community`` and ``rizaio`` and set environment variable ``RIZA_API_KEY``.

.. code-block:: bash

    pip install -U langchain-community rizaio
    export RIZA_API_KEY="your-api-key"

**Instantiation:**

.. code-block:: python

from langchain_community.tools.riza.command import ExecPython

tool = ExecPython()

**Invocation with args:**

.. code-block:: python

    tool.invoke("x = 5; print(x)")

.. code-block:: python

    '5\n'

Invocation with ToolCall:

.. code-block:: python

    tool.invoke({"args": {"code":"x = 5; print(x)"}, "id": "1", "name": tool.name, "type": "tool_call"})

.. code-block:: python

    tool.invoke({"args": {"code":"x = 5; print(x)"}, "id": "1", "name": tool.name, "type": "tool_call"})

## Extends

- `BaseTool`

## Constructors

```python
__init__(
    self,
    runtime_revision_id: Optional[str] = None,
    **kwargs: Any = {},
) -> None
```

| Name | Type |
|------|------|
| `runtime_revision_id` | `Optional[str]` |


## Properties

- `name`
- `description`
- `args_schema`
- `handle_tool_error`
- `client`
- `runtime_revision_id`

---

[View source on GitHub](https://github.com/langchain-ai/langchain-community/blob/a6a6079511ac8a5c1293337f88096b8641562e77/libs/community/langchain_community/tools/riza/command.py#L21)