python爬虫教程，带你抓取百度的高清摄影图片
源码分享：
'''在学习过程中有什么不懂得可以加我的python学习交流扣扣qun，934109170群里有不错的学习教程、开发工具与电子书籍。与你分享python企业当下人才需求及怎么从零基础学习好python，和学习什么内容。'''import requestsimport reurl = '/search/index'headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:44.0) Gecko/0101 Firefox/44.0','Accept-Language': 'zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3','Accept-Encoding': 'gzip, deflate','Referer': '/search/index?tn=baiduimage&ipn=r&ct=26592&cl=2&fm=detail&lm=-1&st=-1&sf=2&fmq=&pv=&ic=0&nc=1&z=&se=&showtab=0&fb=0&width=&height=&face=0&istype=2&ie=utf-8&word=%E9%AB%98%E6%B8%85%E6%91%84%E5%BD%B1&oq=%E9%AB%98%E6%B8%85%E6%91%84%E5%BD%B1&rsp=-1','Cookie': 'HOSUPPORT=1; UBI=fi_PncwhpxZ%7ETaMMzY0i9qXJ9ATcu3rvxFIc-a7KI9byBcYk%7EjBVmPGIbL3LTKKJ2D17mh5VfJ5yjlCncAb2yhPI5sZM51Qo7tpCemygM0VNUzuTBJwYF8OYmi3nsCCzbpo5U9tLSzkZfcQ1rxUcJSzaipThg__; HISTORY=fec845b215cd8e8be424cf320de232722d0050; PTOKEN=ff58b208cc3c16596889e0a20833991d; STOKEN=1b1f4b028b5a4415aa1dd9794ff061d312ad2a822d52418f3f1ffabbc0ac6142; SAVEUSERID=0868a2b4c9d166dc85e605f0dfd153; USERNAMETYPE=3; PSTM=1454309602; BAIDUID=E5493FD55CFE5424BA25B1996943B3B6:FG=1; BIDUPSID=B7D6D9EFA208B7B8C7CB6EF8F827BD4E; BDUSS=VSeFB6UXBmRWc3UEdFeXhKOFRvQm4ySmVmTkVEN2N0bldnM2o5RHdyaE54ZDlXQVFBQUFBJCQAAAAAAAAAAAEAAABzhCtU3Mbj5cfl0e8AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAE04uFZNOLhWZW; H_PS_PSSID=1447_18282_17946_18205_18559_17001_17073_15479_12166_18086_10634; BDRCVFR[feWj1Vr5u3D]=I67x6TjHwwYf0; BDRCVFR[X_XKQks0S63]=mk3SLVN4HKm; BDRCVFR[dG2JNJb_ajR]=mk3SLVN4HKm',}def get_html(url, headers):data = {'cl': '2','ct': '26592','face': '0','fp': 'result','gsm': '200001e','ic': '0','ie': 'utf-8','ipn': 'rj','istype': '2','lm': '-1','nc': '1','oe': 'utf-8','pn': '30','queryword': '高清摄影','rn': '30','st': '-1','tn': 'resultjson_com','word': '高清摄影'}page = requests.get(url, data, headers=headers).textreturn pagedef get_img(page, headers):#img_url_list = []reg = pile('http://.*?\.jpg')imglist1 = re.findall(reg, page)imglist2 = imglist1[0: len(imglist1): 3]# [img_url_list.append(i) for i in imglist if not i in img_url_list]x = 0for imgurl in imglist2:bin = requests.get(imgurl, headers=headers).contentwith open('./%s.jpg' % x, 'wb') as file:file.write(bin)x += 1if __name__ == '__main__':page = get_html(url, headers)get_img(page, headers)
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