mirror of
https://github.com/deepset-ai/haystack.git
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c0892717a0
* WIP filter refactoring * fix filter formatting * remove inplace modification of filters
59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
import logging
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from pathlib import Path
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import uvicorn
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from fastapi import FastAPI, HTTPException
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from fastapi.routing import APIRoute
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from starlette.middleware.cors import CORSMiddleware
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from rest_api.controller.errors.http_error import http_error_handler
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from rest_api.config import ROOT_PATH
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logging.basicConfig(format="%(asctime)s %(message)s", datefmt="%m/%d/%Y %I:%M:%S %p")
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logger = logging.getLogger(__name__)
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logging.getLogger("elasticsearch").setLevel(logging.WARNING)
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logging.getLogger("haystack").setLevel(logging.INFO)
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from rest_api.controller.router import router as api_router
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def get_application() -> FastAPI:
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application = FastAPI(title="Haystack-API", debug=True, version="0.10", root_path=ROOT_PATH)
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# This middleware enables allow all cross-domain requests to the API from a browser. For production
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# deployments, it could be made more restrictive.
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application.add_middleware(
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CORSMiddleware, allow_origins=["*"], allow_credentials=True, allow_methods=["*"], allow_headers=["*"],
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)
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application.add_exception_handler(HTTPException, http_error_handler)
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application.include_router(api_router)
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return application
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def use_route_names_as_operation_ids(app: FastAPI) -> None:
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"""
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Simplify operation IDs so that generated API clients have simpler function
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names (see https://fastapi.tiangolo.com/advanced/path-operation-advanced-configuration/#using-the-path-operation-function-name-as-the-operationid).
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The operation IDs will be the same as the route names (i.e. the python method names of the endpoints)
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Should be called only after all routes have been added.
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"""
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for route in app.routes:
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if isinstance(route, APIRoute):
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route.operation_id = route.name
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app = get_application()
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use_route_names_as_operation_ids(app)
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logger.info("Open http://127.0.0.1:8000/docs to see Swagger API Documentation.")
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logger.info(
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"""
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Or just try it out directly: curl --request POST --url 'http://127.0.0.1:8000/query' -H "Content-Type: application/json" --data '{"query": "Who is the father of Arya Stark?"}'
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"""
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)
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if __name__ == "__main__":
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uvicorn.run(app, host="0.0.0.0", port=8000)
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