langgraph_agent_toolkit.ui.utils.message module

Provide Streamlit message, feedback, and multimodal content helpers.

langgraph_agent_toolkit.ui.utils.message.create_welcome_message(agent)[source][source]

Create a welcome message for the current agent.

Parameters:

agent (str)

Return type:

ChatMessage

langgraph_agent_toolkit.ui.utils.message.file_to_content_block(file)[source][source]

Encode an uploaded Streamlit file as a base64 LangChain content block.

Return type:

dict

langgraph_agent_toolkit.ui.utils.message.build_chat_message(text, files)[source][source]

Return text or content blocks when files are attached.

Parameters:

  • text (str)

  • files (list)

Return type:

str | list[dict]

langgraph_agent_toolkit.ui.utils.message.render_human_message(content)[source][source]

Render text or multimodal content blocks from a user message.

Parameters:

content (str | list)

Return type:

None

async langgraph_agent_toolkit.ui.utils.message.handle_feedback()[source][source]

Draw the feedback widget and record user feedback.

Return type:

None