こちらと同様の機能を FastAPI で実装します。
Nest.js で簡単な WebAPI を作成

サーバープログラム

get02.py

# ------------------------------------------------------------------
#	get02.py
#
#					Jun/08/2021
# ------------------------------------------------------------------
from fastapi import FastAPI

data = [
	{'id': 't101', 'name': '草枕', 'author': '夏目漱石' },
	{'id': 't102',  'name': '走れメロス', 'author': '太宰治' },
	{'id': 't103', 'name': '千曲川のスケッチ', 'author': '島崎藤村' },
	{'id': 't104', 'name': '高瀬舟', 'author': '森鴎外' }
]

app = FastAPI()


@app.get("/")
def say_hello():
	return {"Hello": "World"}

@app.get("/test/")
def read_all():
	return data

@app.get("/test/{item_id}")
def read_item(item_id: str):
	unit_aa = [ss for ss in data if ss['id'] == item_id]
	return unit_aa


# ------------------------------------------------------------------

サーバーの実行

uvicorn get02:app --reload

クライアントからアクセス

$ http http://127.0.0.1:8000
HTTP/1.1 200 OK
content-length: 17
content-type: application/json
date: Tue, 08 Jun 2021 05:01:39 GMT
server: uvicorn

{
    "Hello": "World"
}

全件取得

$ http http://127.0.0.1:8000/test/
HTTP/1.1 200 OK
content-length: 241
content-type: application/json
date: Tue, 08 Jun 2021 05:02:05 GMT
server: uvicorn

[
    {
        "author": "夏目漱石",
        "id": "t101",
        "name": "草枕"
    },
    {
        "author": "太宰治",
        "id": "t102",
        "name": "走れメロス"
    },
    {
        "author": "島崎藤村",
        "id": "t103",
        "name": "千曲川のスケッチ"
    },
    {
        "author": "森鴎外",
        "id": "t104",
        "name": "高瀬舟"
    }
]

id を指定して取得

$ http http://127.0.0.1:8000/test/t102
HTTP/1.1 200 OK
content-length: 61
content-type: application/json
date: Tue, 08 Jun 2021 05:02:37 GMT
server: uvicorn

[
    {
        "author": "太宰治",
        "id": "t102",
        "name": "走れメロス"
    }
]

確認したバージョン

$ python
Python 3.11.2 (main, Mar 13 2023, 12:18:29) [GCC 12.2.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import fastapi
>>> fastapi.__version__
'0.91.0'