Callback handler that prints to std out.
Print text with highlighting and no end characters.
If a color is provided, the text will be printed in that color.
If a file is provided, the text will be written to that file.
Base callback handler.
Represents a request to execute an action by an agent.
The action consists of the name of the tool to execute and the input to pass to the tool. The log is used to pass along extra information about the action.
Final return value of an ActionAgent.
Agents return an AgentFinish when they have reached a stopping condition.
Callback handler that prints to std out.
