langchain.memory.chat_message_histories.upstash_redis.UpstashRedisChatMessageHistory

class langchain.memory.chat_message_histories.upstash_redis.UpstashRedisChatMessageHistory(session_id: str, url: str = '', token: str = '', key_prefix: str = 'message_store:', ttl: Optional[int] = None)[source]

Chat message history stored in an Upstash Redis database.

Attributes

key

Construct the record key to use

messages

Retrieve the messages from Upstash Redis

Methods

__init__(session_id[, url, token, ...])

add_ai_message(message)

Convenience method for adding an AI message string to the store.

add_message(message)

Append the message to the record in Upstash Redis

add_user_message(message)

Convenience method for adding a human message string to the store.

clear()

Clear session memory from Upstash Redis

__init__(session_id: str, url: str = '', token: str = '', key_prefix: str = 'message_store:', ttl: Optional[int] = None)[source]
add_ai_message(message: str) None

Convenience method for adding an AI message string to the store.

Parameters

message – The string contents of an AI message.

add_message(message: BaseMessage) None[source]

Append the message to the record in Upstash Redis

add_user_message(message: str) None

Convenience method for adding a human message string to the store.

Parameters

message – The string contents of a human message.

clear() None[source]

Clear session memory from Upstash Redis