_solve_generator() — fastapi Function Reference

Architecture documentation for the _solve_generator() function in utils.py from the fastapi codebase.

Function python DependencyInjection Resolver calls 1 called by 1

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DependencyInjection→ Resolver→ _solve_generator() — fastapi Function Reference

Dependency Diagram

graph TD
  234ce98e_561d_d168_f588_50a82002939a["_solve_generator()"]
  9e602cbf_3139_86ae_5666_97b8806942de["utils.py"]
  234ce98e_561d_d168_f588_50a82002939a -->|defined in| 9e602cbf_3139_86ae_5666_97b8806942de
  fc3220b9_b8bc_99f6_605f_911723c78183["solve_dependencies()"]
  fc3220b9_b8bc_99f6_605f_911723c78183 -->|calls| 234ce98e_561d_d168_f588_50a82002939a
  b630faa9_9abe_ac01_eb1a_c46607435850["contextmanager_in_threadpool()"]
  234ce98e_561d_d168_f588_50a82002939a -->|calls| b630faa9_9abe_ac01_eb1a_c46607435850
  style 234ce98e_561d_d168_f588_50a82002939a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

fastapi/dependencies/utils.py lines 548–556

async def _solve_generator(
    *, dependant: Dependant, stack: AsyncExitStack, sub_values: dict[str, Any]
) -> Any:
    assert dependant.call
    if dependant.is_async_gen_callable:
        cm = asynccontextmanager(dependant.call)(**sub_values)
    elif dependant.is_gen_callable:
        cm = contextmanager_in_threadpool(contextmanager(dependant.call)(**sub_values))
    return await stack.enter_async_context(cm)