Python 下载图片的三种方法

发布时间：2019-08-30 08:40:35编辑：auto阅读（2139）

    import os
os.makedirs('./image/', exist_ok=True)
IMAGE_URL = "http://image.nationalgeographic.com.cn/2017/1122/20171122113404332.jpg"

def urllib_download():
    from urllib.request import urlretrieve
    urlretrieve(IMAGE_URL, './image/img1.png')     

def request_download():
    import requests
    r = requests.get(IMAGE_URL)
    with open('./image/img2.png', 'wb') as f:
        f.write(r.content)                      

def chunk_download():
    import requests
    r = requests.get(IMAGE_URL, stream=True)    
    with open('./image/img3.png', 'wb') as f:
        for chunk in r.iter_content(chunk_size=32):
            f.write(chunk)

urllib_download()
print('download img1')
request_download()
print('download img2')
chunk_download()
print('download img3')
    版权声明：本文为博主原创文章，未经博主允许不得转载。https://blog.csdn.net/qq_34504481/article/details/79716106

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