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# nemoguardrails.server.datastore.redis_store

## Module Contents

### Classes

| Name                                                                    | Description                             |
| ----------------------------------------------------------------------- | --------------------------------------- |
| [`RedisStore`](#nemoguardrails-server-datastore-redis_store-RedisStore) | A datastore implementation using Redis. |

### API

```python
class nemoguardrails.server.datastore.redis_store.RedisStore(
    url: str,
    username: typing.Optional[str] = None,
    password: typing.Optional[str] = None
)
```

**Bases:** [DataStore](/guardrails-python-sdk/nemoguardrails/server/datastore/datastore#nemoguardrails-server-datastore-datastore-DataStore)

A datastore implementation using Redis.

```python
nemoguardrails.server.datastore.redis_store.RedisStore.get(
    key: str
) -> typing.Optional[str]
```

async

Return the value for the specified key.
Args:
key: The key to lookup.

**Returns:** `Optional[str]`

None if the key does not exist.

```python
nemoguardrails.server.datastore.redis_store.RedisStore.set(
    key: str,
    value: str
)
```

async

Save data into the datastore.

**Parameters:**

The key to use.

The value associated with the key.

**Returns:**

None