How to install and run Python in Atom under Win10 environment

pip install python-language-server[all]

atom-ide-ui

ide-python

# coding=utf-8
 
"""
@author:nickhuang1996
"""
import re
import sys
import urllib 
import requests 
import os
import cv2
from glob import glob
import time 
 
def getPage(keyword, times, page_number, pic_type):
    page = times * page_number#time每一次加一
    keyword = urllib.parse.quote(keyword, safe='/')#对含有特殊符号的URL进行编码，使其转换为合法的url字符串。中文则转换为数字，符号和字母的组合
    #print(keyword)
    url_begin = "http://image.baidu.com/search/" + pic_type + "?tn=baiduimage&ie=utf-8&word="#pic_type
    url = url_begin + keyword + "&pn=" +str(page)
    return url
 
def get_onepage_urls(onepageurl):
    try:
        html = requests.get(onepageurl).text
    except Exception as e:
        print(e)
        pic_urls = []
        return pic_urls
    pic_urls = re.findall('"objURL":"(.*?)",', html, re.S)#index是30个图片的链接,flip是60个
    print("一共有{}个图片链接".format(len(pic_urls)))
    return pic_urls
 
 
def download_pic(pic_urls, keyword, save_path):
    #给出图片链接列表, 下载所有图片
    print("去除了重复的图片下载数量为：{}".format(len(pic_urls)))
 
    print("\n开始下载...")
    start_time = time.time()
    for i, pic_url in enumerate(pic_urls):
        try:
            pic = requests.get(pic_url, timeout=5)
            string = save_path + '/' + str(i + 1) + '.jpg'
            
            with open(string, 'wb') as f:
                f.write(pic.content)
                print('成功下载第%s张图片: %s' % (str(i + 1), str(pic_url)))
 
        except Exception as e:
            print('下载第%s张图片时失败: %s' % (str(i + 1), str(pic_url)))
            print(e)
            continue
    end_time = time.time()-start_time
    print("下载结束，耗时:{:.0f}m {:.0f}s...".format(end_time // 60, end_time % 60))
 
if __name__ == '__main__':
    keyword = '杉原杏璃'  # 关键词, 改为你想输入的词即可, 相当于在百度图片里搜索一样
    save_path = './baidu_download/' + keyword
    if not os.path.exists(save_path):
        os.mkdir(save_path)
    #参数设置
    times = 0
    #图片参数类型
    pic_type = "flip"#"flip"/"index"
    print("图片链接关键字为：{}".format(pic_type))
    page_number = 20#flip时为60，index时为30则不会有缓存
    total_times = 3#请求总次数
    """
    如果page_number为20，则百度图片每页显示20张图片，因此对于flip形式每页会多缓存(60-20=40)张，index形式每页会多缓存(30-20=10)张，
    所以，请求4次的话:
        flip应该是 20 × 4 + (60 - 20) = 120张图片，而不是60×4 = 240
        index应该是 20 × 4 + (30 - 20) = 90张图片，而不是30×4 = 120
    示意图：
                     flip                               index
      0 ________                             ______                           0
        |      |                            |      |
        |  20  |                            |  20  |                         10
        |      |                            |      |
     20 |______|______                      |______|______                   20
               |      |                            |      |
               |  20  |                           _|_ 20  |                  30
               |      |                            |      |
     40        |______|______                      |______|______            40
               |      |      |                            |      |
               |      |  20  |                           _|_ 20  |           50
               |      |      |                            |      |
     60       _|_     |______|______                      |______|______     60
                      |      |      |                            |      |  
                      |      |  20  |                           _|_ 20  |    70
                      |      |      |                            |      |
     80              _|_     |______|                            |______|    80
                             |      |                                   |     
                             |      |                                  _|_   90
                             |      |
     100                    _|_     |
                                    |
                                    |
                                    |
     120                           _|_
               
    说白了，就是获取了重复的图片
    可以通过调节page_number变量查看
    """
    all_pic_urls = []
    while 1:#死循环
        if times > total_times:
            break
        print("第{}次请求数据".format(times + 1))
        url=getPage(keyword, times, page_number, pic_type)#输入参数：关键词，开始的页数，总页数
        print(url)#打印链接
        onepage_urls= get_onepage_urls(url)#index是30个图片的链接,flip是60个
        times += 1#页数加1
        if onepage_urls != 0:
            all_pic_urls.extend(onepage_urls)#列表末尾一次性追加另一个序列中的多个值
            #print("将要下载的图片数量变为：{}".format(len(all_pic_urls)))
    print("下载的图片总量变为：{}".format(len(all_pic_urls)))
    
 
    download_pic(list(set(all_pic_urls)),keyword, save_path)#set去除重复的元素(链接)