* repositories that were added first should also be searched first. When multiple repositories with the same
     * identifier are added, then the value of the replace argument determines the behaviour.
     *
     * If replace is false, then any existing repository with the same ID will remain in use. If replace
     * is true, the new repository replaces the original.
     *

**FastAPI** knows what to do in each case and how to reuse the same object, so that all the background tasks are merged together and are run in the background afterwards:


{* ../../docs_src/background_tasks/tutorial002_an_py310.py hl[13,15,22,25] *}

---
name: Feature request
about: Suggest an idea
title: ''
labels: enhancement
assignees: ''

---

Start by telling us what problem you’re trying to solve. Often a solution already exists!

     */
    BeanDesc getBeanDesc();

    /**
     * Returns the field.
     *
     * @return the field
     */
    Field getField();

    /**
     * Returns the field name.
     *
     * @return the field name
     */
    String getFieldName();

    /**
     * Returns the type of the field.
     *
     * @param <T>
     *            the type of the field
     * @return the type of the field

import java.util.Map;

/**
 * Interface for handling properties.
 *
 * @author higa
 */
public interface PropertyDesc {

    /**
     * Returns the property name.
     *
     * @return the property name
     */
    String getPropertyName();

    /**
     * Returns the property type.
     *
     * @param <T>
     *            the property type
     * @return the property type
     */

     * @throws CIFSException if a general CIFS error occurs
     */
    byte[] initSecContext(byte[] token, int off, int len) throws CIFSException;

    /**
     * Gets the NetBIOS name of the remote endpoint.
     * @return the name of the remote endpoint
     */
    String getNetbiosName();

    /**
     * Disposes of the security context and releases any associated resources.

import okhttp3.internal.platform.AndroidPlatform
import okhttp3.internal.platform.Platform

/**
 * Modern reflection based SocketAdapter for Conscrypt class SSLSockets.
 *
 * This is used directly for providers where class name is known e.g. the Google Play Provider
 * but we can't compile directly against it, or in fact reliably know if it is registered and
 * on classpath.
 */
open class AndroidSocketAdapter(

  <parent>
    <groupId>org.apache.maven</groupId>
    <artifactId>maven-compat-modules</artifactId>
    <version>4.1.0-SNAPSHOT</version>
  </parent>

  <artifactId>maven-settings</artifactId>

  <name>Maven Settings</name>
  <description>Maven Settings model.</description>

  <dependencies>
    <dependency>
      <groupId>org.apache.maven</groupId>
      <artifactId>maven-api-settings</artifactId>
    </dependency>

{* ../../docs_src/templates/tutorial001_py39.py hl[4,11,15:18] *}

/// note | Nota

Antes de FastAPI 0.108.0, Starlette 0.29.0, el `name` era el primer parámetro.

Además, antes de eso, en versiones anteriores, el objeto `request` se pasaba como parte de los pares clave-valor en el contexto para Jinja2.

///

/// tip | Consejo

from fastapi import FastAPI
from pydantic import BaseModel


class Item(BaseModel):
    name: str
    description: str | None = None
    price: float
    tax: float | None = None


app = FastAPI()


@app.post("/items/")
async def create_item(item: Item):
    item_dict = item.model_dump()
    if item.tax is not None:
        price_with_tax = item.price + item.tax
        item_dict.update({"price_with_tax": price_with_tax})