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HITLRequest Class — langchain Architecture

Architecture documentation for the HITLRequest class in human_in_the_loop.py from the langchain codebase.

Class python

Entity Profile

Dependency Diagram

graph TD
  268d247b_49de_9f0e_dd03_e3191b51ec63["HITLRequest"]
  23036d87_b616_3e6b_013c_17cd312d2a62["human_in_the_loop.py"]
  268d247b_49de_9f0e_dd03_e3191b51ec63 -->|defined in| 23036d87_b616_3e6b_013c_17cd312d2a62

Relationship Graph

Source Code

libs/langchain_v1/langchain/agents/middleware/human_in_the_loop.py lines 58–65

class HITLRequest(TypedDict):
    """Request for human feedback on a sequence of actions requested by a model."""

    action_requests: list[ActionRequest]
    """A list of agent actions for human review."""

    review_configs: list[ReviewConfig]
    """Review configuration for all possible actions."""

Defined In

Source

Frequently Asked Questions

What is the HITLRequest class?
HITLRequest is a class in the langchain codebase, defined in libs/langchain_v1/langchain/agents/middleware/human_in_the_loop.py.
Where is HITLRequest defined?
HITLRequest is defined in libs/langchain_v1/langchain/agents/middleware/human_in_the_loop.py at line 58.

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