{
  "samples": 5656,
  "fastapi_stack_samples": 5137,
  "leaf_samples": {
    "ServerErrorMiddleware.__call__.<locals>._send": 656,
    "get_request_handler.<locals>.app": 483,
    "jsonable_encoder": 253,
    "Route.matches": 236,
    "solve_dependencies": 208,
    "APIRouter.app": 183,
    "request_response.<locals>.app.<locals>.app": 182,
    "Response.init_headers": 172,
    "QueryParams.__init__": 145,
    "JSONEncoder.iterencode": 139,
    "MutableHeaders.__delitem__": 102,
    "Response.headers": 84,
    "_Environ.__getitem__": 82,
    "AsyncExitStack.__aexit__": 80,
    "ExceptionMiddleware.__call__": 76,
    "request_response.<locals>.app": 69,
    "wrap_app_handling_exceptions.<locals>.wrapped_app": 69,
    "Mapping.__contains__": 68,
    "wrap_app_handling_exceptions": 66,
    "dumps": 65,
    "AsyncExitStackMiddleware.__call__": 62,
    "Headers.__init__": 61,
    "wrap_app_handling_exceptions.<locals>.wrapped_app.<locals>.sender": 61,
    "JSONEncoder.encode": 57,
    "FastAPI.__call__": 57
  },
  "limitations": "Python-stack samples include native callees at the last Python frame. Startup and supervisor samples excluded by FastAPI frame filter. Counts are separately normalized and are not predicted speedups."
}