व्यंजन विधि

from nexy.core.models import NexyConfigModel  class NexyConfig(NexyConfigModel):    useSession = {"secret_key": "change-me-in-production"}

from pydantic import BaseModel from nexy.http import HTTPException, Request USERS = {"ada": "lovelace"}  class Credentials(BaseModel):    name: str    password: str  async def POST(request: Request, body: Credentials):    if USERS.get(body.name) != body.password:        raise HTTPException(status_code=401, detail="Wrong name or password")    request.session["user"] = body.name    return {"user": body.name}

from nexy.http import Request  async def POST(request: Request):    request.session.clear()    return {"signed_out": True}

from nexy.http import HTTPException, Request  def current_user(request: Request) -> str:    if not request.session.get("user"):        raise HTTPException(status_code=401, detail="Sign in first")    return request.session["user"]  dependencies = [current_user]

from nexy.http import Request  async def GET(request: Request):    return {"user": request.session["user"]}

from pydantic import BaseModel  class Note(BaseModel):    id: int    title: str  NOTES: dict[int, Note] = {}

from pydantic import BaseModel from src.notes import NOTES, Note  class NewNote(BaseModel):    title: str  async def GET() -> list[Note]:    return list(NOTES.values())  async def POST(body: NewNote) -> Note:    note = Note(id=max(NOTES, default=0) + 1, title=body.title)    NOTES[note.id] = note    return note

from nexy.http import HTTPException from src.notes import NOTES, Note  async def GET(id: int) -> Note:    if id not in NOTES:        raise HTTPException(status_code=404, detail="No such note")    return NOTES[id]  async def DELETE(id: int) -> dict[str, bool]:    if NOTES.pop(id, None) is None:        raise HTTPException(status_code=404, detail="No such note")    return {"deleted": True}

from pathlib import Path from nexy.http import HTTPException, UploadFile MAX_BYTES = 1_000_000  async def POST(file: UploadFile) -> dict[str, int | str]:    data = await file.read()    if len(data) > MAX_BYTES:        raise HTTPException(status_code=413, detail="File too large")    name = Path(file.filename or "upload").name    return {"name": name, "size": len(data)}