python3必应搜索图片批量下载
时间: 2023-10-01 07:00:47 浏览: 87
要使用Python 3来批量下载Bing搜索的图片,可以按照以下步骤进行:
1. 首先,需要安装requests和beautifulsoup4这两个库。可以使用以下命令安装它们:
```
pip install requests
pip install beautifulsoup4
```
2. 导入所需的模块:
```python
import requests
from bs4 import BeautifulSoup
import os
```
3. 创建一个函数来下载图片:
```python
def download_image(url, save_dir):
filename = os.path.join(save_dir, url.split('/')[-1])
response = requests.get(url, stream=True)
if response.status_code == 200:
with open(filename, 'wb') as file:
file.write(response.content)
print('成功下载图片:', filename)
else:
print('无法下载图片:', url)
```
4. 定义一个函数来搜索并批量下载图片:
```python
def download_images(query, save_dir, num_images):
search_url = 'https://www.bing.com/images/search?q=' + query
response = requests.get(search_url)
if response.status_code == 200:
soup = BeautifulSoup(response.text, 'html.parser')
image_tags = soup.find_all('img')
count = 0
for image_tag in image_tags:
image_url = image_tag['src']
if image_url.startswith('https://'):
download_image(image_url, save_dir)
count += 1
if count == num_images:
break
else:
print('搜索失败')
```
5. 调用download_images函数并指定搜索的关键字、保存目录以及要下载的图片数量:
```python
query = '美食' # 搜索关键字
save_dir = 'images' # 图片保存目录
num_images = 10 # 要下载的图片数量
download_images(query, save_dir, num_images)
```
运行脚本后,将会在指定目录下下载指定数量的Bing搜索结果中的图片。
需要注意的是,根据Bing的使用条款,禁止使用非官方API进行批量下载图片。因此,在使用此方式之前,请确保你已阅读并遵守相关使用条款。