鍦‵astAPI涓疄鐜癛ESTful API璁捐鍘熷垯涓昏閫氳繃瀹氫箟涓嶅悓鐨勮矾鐢卞拰璇锋眰鏂规硶鏉ュ疄鐜般€備互涓嬫槸涓€浜涘父瑙佺殑RESTful API璁捐鍘熷垯鍦‵astAPI涓殑瀹炵幇鏂瑰紡锛?/p>

1. 浣跨敤HTTP鏂规硶瀵硅祫婧愯繘琛屾搷浣滐細鍦‵astAPI涓紝鍙互閫氳繃瀹氫箟璺敱鍜屼娇鐢ㄥ搴旂殑HTTP鏂规硶锛堝GET銆丳OST銆丳UT銆丏ELETE绛夛級鏉ュ璧勬簮杩涜涓嶅悓鐨勬搷浣溿€?/li>

from fastapi import FastAPI

app = FastAPI()

@app.get("/items")
def read_items():
    # 鑾峰彇鎵€鏈塱tems鐨勯€昏緫

@app.get("/items/{item_id}")
def read_item(item_id: int):
    # 鑾峰彇鐗瑰畾item鐨勯€昏緫

@app.post("/items")
def create_item(item: Item):
    # 鍒涘缓item鐨勯€昏緫

@app.put("/items/{item_id}")
def update_item(item_id: int, item: Item):
    # 鏇存柊item鐨勯€昏緫

@app.delete("/items/{item_id}")
def delete_item(item_id: int):
    # 鍒犻櫎item鐨勯€昏緫

2. 浣跨敤URI鏉ヨ〃绀鸿祫婧愶細鍦‵astAPI涓紝鍙互閫氳繃瀹氫箟涓嶅悓鐨勮矾鐢辫矾寰勬潵琛ㄧず涓嶅悓鐨勮祫婧愶紝鍚屾椂鍙互浣跨敤璺緞鍙傛暟鏉ヤ紶閫掕祫婧愮殑鏍囪瘑绗︺€?/li>

@app.get("/items/{item_id}")
def read_item(item_id: int):
    # 鑾峰彇鐗瑰畾item鐨勯€昏緫

3. 浣跨敤鐘舵€佺爜鏉ヨ〃绀烘搷浣滅粨鏋滐細鍦‵astAPI涓紝鍙互閫氳繃鍦ㄨ矾鐢卞鐞嗗嚱鏁颁腑杩斿洖涓嶅悓鐨勫搷搴旂姸鎬佺爜鏉ヨ〃绀烘搷浣滅殑缁撴灉銆?/li>

from fastapi import HTTPException

@app.get("/items/{item_id}")
def read_item(item_id: int):
    item = get_item_from_db(item_id)
    if item is None:
        raise HTTPException(status_code=404, detail="Item not found")
    return item

閫氳繃浠ヤ笂鐨勬柟寮忥紝鍙互鍦‵astAPI涓疄鐜扮鍚圧ESTful API璁捐鍘熷垯鐨凙PI銆?/p>