"""
财政平衡率（%）
"""
from fastapi import APIRouter
from pydantic import BaseModel


INDEX = "财政平衡率（%）"

router = APIRouter()


class Params(BaseModel):
    一般预算支出: float
    一般预算收入: float


@router.post("/{}".format(INDEX))
def func(p: Params):
    try:
        result = p.一般预算收入 / p.一般预算支出 * 100
        return round(result, 2)

    except ZeroDivisionError:
        return "算式无意义"
    except Exception:
        return "计算错误"