fastapi-pagination yet more confusion

from fastapi import FastAPI
from datetime import date
from pydantic import BaseModel
from typing import List, Sequence, TypeVar, Generic
from fastapi_pagination import Page as BasePage, add_pagination, paginate
from fastapi import Query
from fastapi_pagination.bases import AbstractPage, AbstractParams,  RawParams
from fastapi_pagination import Params as BaseParams



app = FastAPI()

T = TypeVar('T')

class Pagination(BaseModel):
    next0: str
    page: int

class User(BaseModel):
    name: str
    surname: str


class Page(AbstractPage[T], Generic[T]):
    results: Sequence[T]

    __params_type__ = BaseParams

    @classmethod
    def create(
            cls,
            items: Sequence[T],
            total: int,
            params: AbstractParams
            
    ) -> BasePage[T]:
        return cls(results=users[1:2])

class Params(BaseModel, AbstractParams):
    total_items: int
    return_per_page: int

    def to_raw_params(self) -> RawParams:
        return RawParams(
            limit=self.total_items,
            offset=self.total_items * self.return_per_page,
        )

class Params(BaseParams):
    size: int = Query(10, gt=0, le=50, description="Page size")


class Page(BasePage[T], Generic[T]):
    __params_type__ = Params


@app.get('/users', response_model=Page[User])
async def get_users():
    return paginate(users)

users = [
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas1'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas'),
    User(name='Yurii', surname='Karabas2'),
    # ...
]




add_pagination(app)