TestStandard Class — langchain Architecture

Architecture documentation for the TestStandard class in test_base.py from the langchain codebase.

Class python

Entity Profile

Dependency Diagram

graph TD
  6116705d_f256_287f_8c24_1038972f5ab8["TestStandard"]
  971e928f_9c9b_ce7a_b93d_e762f2f5aa54["ChatModelIntegrationTests"]
  6116705d_f256_287f_8c24_1038972f5ab8 -->|extends| 971e928f_9c9b_ce7a_b93d_e762f2f5aa54
  5e2f53a9_3eca_02ae_2a24_76cc12a6efaf["test_base.py"]
  6116705d_f256_287f_8c24_1038972f5ab8 -->|defined in| 5e2f53a9_3eca_02ae_2a24_76cc12a6efaf
  3f04b484_dbf7_b838_3912_4f074bd79a79["chat_model_class()"]
  6116705d_f256_287f_8c24_1038972f5ab8 -->|method| 3f04b484_dbf7_b838_3912_4f074bd79a79
  b949f152_d67f_a1f6_cea9_a9a940d16ed6["chat_model_params()"]
  6116705d_f256_287f_8c24_1038972f5ab8 -->|method| b949f152_d67f_a1f6_cea9_a9a940d16ed6
  b8653bd0_6926_2d71_352b_5fc8946e66d7["supports_image_inputs()"]
  6116705d_f256_287f_8c24_1038972f5ab8 -->|method| b8653bd0_6926_2d71_352b_5fc8946e66d7
  f071914d_b818_4a70_6d88_5a89469f8693["has_tool_calling()"]
  6116705d_f256_287f_8c24_1038972f5ab8 -->|method| f071914d_b818_4a70_6d88_5a89469f8693
  e4f7837a_89b5_ad91_ae85_9736542f5769["has_structured_output()"]
  6116705d_f256_287f_8c24_1038972f5ab8 -->|method| e4f7837a_89b5_ad91_ae85_9736542f5769

Relationship Graph

Source Code

libs/langchain/tests/integration_tests/chat_models/test_base.py lines 40–59

class TestStandard(ChatModelIntegrationTests):
    @property
    def chat_model_class(self) -> type[BaseChatModel]:
        return cast("type[BaseChatModel]", init_chat_model)

    @property
    def chat_model_params(self) -> dict:
        return {"model": "gpt-4o", "configurable_fields": "any"}

    @property
    def supports_image_inputs(self) -> bool:
        return True

    @property
    def has_tool_calling(self) -> bool:
        return True

    @property
    def has_structured_output(self) -> bool:
        return True