Class: Langchain::Thread

Inherits:
Object
  • Object
show all
Defined in:
lib/langchain/assistants/thread.rb

Overview

Langchain::Thread keeps track of messages in a conversation. TODO: Add functionality to persist to the thread to disk, DB, storage, etc.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(messages: []) ⇒ Thread

Returns a new instance of Thread.

Parameters:

Raises:

  • (ArgumentError) 


10
11
12
13
14
 
# File 'lib/langchain/assistants/thread.rb', line 10

def initialize(messages: [])
  raise ArgumentError, "messages array must only contain Langchain::Message instance(s)" unless messages.is_a?(Array) && messages.all? { |m| m.is_a?(Langchain::Message) }

  @messages = messages
end

Instance Attribute Details

#messages ⇒ Object

Returns the value of attribute messages.



7
8
9
 
# File 'lib/langchain/assistants/thread.rb', line 7

def messages
  @messages
end

Instance Method Details

#add_message(message) ⇒ Array<Langchain::Message>

Add a message to the thread

Parameters:

Returns:

Raises:

  • (ArgumentError) 


27
28
29
30
31
32
 
# File 'lib/langchain/assistants/thread.rb', line 27

def add_message(message)
  raise ArgumentError, "message must be a Langchain::Message instance" unless message.is_a?(Langchain::Message)

  # Prepend the message to the thread
  messages << message
end

#openai_messages ⇒ Array<Hash>

Convert the thread to an OpenAI API-compatible array of hashes

Returns:

  • (Array<Hash>) —

    The thread as an OpenAI API-compatible array of hashes



19
20
21
 
# File 'lib/langchain/assistants/thread.rb', line 19

def openai_messages
  messages.map(&:to_openai_format)
end