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python獲取網路圖片方法及整理過程詳解

這篇文章主要介紹了python獲取網路圖片方法及整理過程詳解,文中通過示例程式碼介紹的非常詳細,對大家的學習或者工作具有一定的參考學習價值,需要的朋友可以參考下

方式1

使用urllib庫

import urllib.request
import os,stat
url = "https://cn.bing.com/th?id=OHR.Lidong2019_ZH-CN0761273672_1920x1080.jpg"
try:
  urllib.request.urlretrieve(url,filename="/home/baixiaoxu/desk/123.jpg")
except IOError as e:
  print("IOE ERROR")
except Exception as e:
  print("Exception")

注意:
1,獲取地址,判斷地址是否存在
2,本地儲存地址,判斷存在
3,獲取遠端地址的圖片名,或改名
"""
url = "https://cn.bing.com/th?id=OHR.Lidong2019_ZH-CN0761273672_1920x1080.jpg"
file_suffix = os.path.split(url)[1][-20:-1]
print(file_suffix)
"""

2,使用系統庫檔案讀寫操作

import urllib.request
import os,stat

req = urllib.request.Request(url)
file = "/home/baixiaoxu/desk/file-ttttt.jpg"
req.add_header('User-Agent','Mozilla/5.0 (Windows NT 6.3; WOW64; rv:51.0) Gecko/20100101 Firefox/51.0')
response = urllib.request.urlopen(url)
html = response.read()
with open(file,'wb') as f:
   f.write(html)

網上的方法

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)

整理簡單的下載圖片

import urllib
from  urllib import request
import re

response = request.urlopen('https://cn.bing.com/')
html = response.read()
ht = html.decode()
pattern = r'bgLink(.*?\.jpg)'
compile_re = re.compile(pattern)

hh = compile_re.findall(ht)
url = hh[0].split('/')[1]

download = 'https://cn.bing.com/' + url
urllib.request.urlretrieve(download,filename="/home/baixiaoxu/desk/download.jpg")

以上就是本文的全部內容,希望對大家的學習有所幫助,也希望大家多多支援我們。