_FakeCallback Class — langchain Architecture

Architecture documentation for the _FakeCallback class in test_azure.py from the langchain codebase.

Class python

Entity Profile

Dependency Diagram

graph TD
  3e05bb5f_3e86_7d98_01bc_f37866926d8c["_FakeCallback"]
  9659be4f_91d1_3b62_bcfb_38c048777165["FakeCallbackHandler"]
  3e05bb5f_3e86_7d98_01bc_f37866926d8c -->|extends| 9659be4f_91d1_3b62_bcfb_38c048777165
  c413d48d_e43d_eae6_47cb_3eea9394c77c["test_azure.py"]
  3e05bb5f_3e86_7d98_01bc_f37866926d8c -->|defined in| c413d48d_e43d_eae6_47cb_3eea9394c77c
  ecd4f9fe_54c4_9db4_d6bc_28d6a1ef2f07["on_llm_end()"]
  3e05bb5f_3e86_7d98_01bc_f37866926d8c -->|method| ecd4f9fe_54c4_9db4_d6bc_28d6a1ef2f07

Relationship Graph

Source Code

libs/partners/openai/tests/integration_tests/chat_models/test_azure.py lines 107–112

    class _FakeCallback(FakeCallbackHandler):
        saved_things: dict = {}

        def on_llm_end(self, *args: Any, **kwargs: Any) -> Any:
            # Save the generation
            self.saved_things["generation"] = args[0]