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include_router() — fastapi Function Reference

Architecture documentation for the include_router() function in routing.py from the fastapi codebase.

Function python FastAPI Routing calls 7 called by 16

Entity Profile

Dependency Diagram

graph TD
  c1d02f65_9a84_123a_bdd4_304e5732f35a["include_router()"]
  ecadd3bc_0c58_b4e5_06d8_57da79199adc["APIRouter"]
  c1d02f65_9a84_123a_bdd4_304e5732f35a -->|defined in| ecadd3bc_0c58_b4e5_06d8_57da79199adc
  2f430556_420d_2b59_49d3_a547e308f1ab["include_router()"]
  2f430556_420d_2b59_49d3_a547e308f1ab -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  b52314f4_2210_73b7_9368_6287f2dc93a0["websocket()"]
  b52314f4_2210_73b7_9368_6287f2dc93a0 -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  1b892f95_174f_a6fa_5ff9_9cd8b88e8ee0["get()"]
  1b892f95_174f_a6fa_5ff9_9cd8b88e8ee0 -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  c1007317_485d_af85_4574_92026d01331d["put()"]
  c1007317_485d_af85_4574_92026d01331d -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  12dce19e_74a0_f6cd_7c8f_689f6d3bd491["post()"]
  12dce19e_74a0_f6cd_7c8f_689f6d3bd491 -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  7976336e_039f_c69e_acb3_2df2820fae83["delete()"]
  7976336e_039f_c69e_acb3_2df2820fae83 -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  30dd5917_7bd2_dda4_e8f5_42f8618c5ed8["options()"]
  30dd5917_7bd2_dda4_e8f5_42f8618c5ed8 -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  36211ab6_1627_aac7_93a9_dc398d2b88a2["head()"]
  36211ab6_1627_aac7_93a9_dc398d2b88a2 -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  c5bafab2_5f69_c237_195d_2a065cbb446e["patch()"]
  c5bafab2_5f69_c237_195d_2a065cbb446e -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  1605c2e4_0694_395a_b3dc_f4a9f4da045c["trace()"]
  1605c2e4_0694_395a_b3dc_f4a9f4da045c -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  151590c8_e931_55e7_3262_5eca3d623171["test_top_level_generate_unique_id()"]
  151590c8_e931_55e7_3262_5eca3d623171 -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  4fd33aaf_fe3e_7115_3638_8d3a4c4e1b68["test_router_overrides_generate_unique_id()"]
  4fd33aaf_fe3e_7115_3638_8d3a4c4e1b68 -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  b5d0d990_bd82_76ac_e2e3_5f9bb785fbaf["test_router_include_overrides_generate_unique_id()"]
  b5d0d990_bd82_76ac_e2e3_5f9bb785fbaf -->|calls| c1d02f65_9a84_123a_bdd4_304e5732f35a
  style c1d02f65_9a84_123a_bdd4_304e5732f35a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

fastapi/routing.py lines 1261–1507

    def include_router(
        self,
        router: Annotated["APIRouter", Doc("The `APIRouter` to include.")],
        *,
        prefix: Annotated[str, Doc("An optional path prefix for the router.")] = "",
        tags: Annotated[
            Optional[list[Union[str, Enum]]],
            Doc(
                """
                A list of tags to be applied to all the *path operations* in this
                router.

                It will be added to the generated OpenAPI (e.g. visible at `/docs`).

                Read more about it in the
                [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
                """
            ),
        ] = None,
        dependencies: Annotated[
            Optional[Sequence[params.Depends]],
            Doc(
                """
                A list of dependencies (using `Depends()`) to be applied to all the
                *path operations* in this router.

                Read more about it in the
                [FastAPI docs for Bigger Applications - Multiple Files](https://fastapi.tiangolo.com/tutorial/bigger-applications/#include-an-apirouter-with-a-custom-prefix-tags-responses-and-dependencies).
                """
            ),
        ] = None,
        default_response_class: Annotated[
            type[Response],
            Doc(
                """
                The default response class to be used.

                Read more in the
                [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#default-response-class).
                """
            ),
        ] = Default(JSONResponse),
        responses: Annotated[
            Optional[dict[Union[int, str], dict[str, Any]]],
            Doc(
                """
                Additional responses to be shown in OpenAPI.

                It will be added to the generated OpenAPI (e.g. visible at `/docs`).

                Read more about it in the
                [FastAPI docs for Additional Responses in OpenAPI](https://fastapi.tiangolo.com/advanced/additional-responses/).

                And in the
                [FastAPI docs for Bigger Applications](https://fastapi.tiangolo.com/tutorial/bigger-applications/#include-an-apirouter-with-a-custom-prefix-tags-responses-and-dependencies).
                """
            ),
        ] = None,
        callbacks: Annotated[
            Optional[list[BaseRoute]],
            Doc(
                """
                OpenAPI callbacks that should apply to all *path operations* in this
                router.

                It will be added to the generated OpenAPI (e.g. visible at `/docs`).

                Read more about it in the
                [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
                """
            ),
        ] = None,
        deprecated: Annotated[
            Optional[bool],
            Doc(
                """
                Mark all *path operations* in this router as deprecated.

                It will be added to the generated OpenAPI (e.g. visible at `/docs`).

                Read more about it in the

Domain

Subdomains

Defined In

Frequently Asked Questions

What does include_router() do?
include_router() is a function in the fastapi codebase, defined in fastapi/routing.py.
Where is include_router() defined?
include_router() is defined in fastapi/routing.py at line 1261.
What does include_router() call?
include_router() calls 7 function(s): Default, _merge_lifespan_context, add_api_route, add_api_websocket_route, add_event_handler, get, get_value_or_default.
What calls include_router()?
include_router() is called by 16 function(s): delete, get, head, include_router, options, patch, post, put, and 8 more.

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