add 2 files

28.py

+import requests
+from lxml import html
+import os
+import time
+
+def header(referer):
+    headers = {
+        'Host': 'i.meizitu.net',
+        'Pragma': 'no-cache',
+        'Accept-Encoding': 'gzip, deflate',
+        'Accept-Language': 'zh-CN,zh;q=0.8,en;q=0.6',
+        'Cache-Control': 'no-cache',
+        'Connection': 'keep-alive',
+        'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_5) AppleWebKit/537.36 (KHTML, like Gecko) '
+                      'Chrome/59.0.3071.115 Safari/537.36',
+        'Accept': 'image/webp,image/apng,image/*,*/*;q=0.8',
+        'Referer': '{}'.format(referer),
+    }
+    return headers
+
+# 获取主页列表
+def getPage(pageNum):
+    baseUrl = 'http://www.mzitu.com/xinggan/page/{}'.format(pageNum)
+    selector = html.fromstring(requests.get(baseUrl).content)
+    urls = []
+    for i in selector.xpath('//ul[@id="pins"]/li/a/@href'):
+        urls.append(i)
+        print(i)
+    return urls
+
+
+# 图片链接列表， 标题
+# url是详情页链接
+def getPiclink(url):
+    sel = html.fromstring(requests.get(url).content)
+    # 图片总数
+    total = sel.xpath('//div[@class="pagenavi"]/a[last()-1]/span/text()')[0]
+    # 标题
+    title = sel.xpath('//h2[@class="main-title"]/text()')[0]
+    # 文件夹格式
+    dirName = u"【{}P】{}".format(total, title)
+    # 新建文件夹
+    os.mkdir(dirName)
+
+    n = 1
+    for i in range(int(total)):
+        # 每一页
+        try:
+            link = '{}/{}'.format(url, i+1)
+            s = html.fromstring(requests.get(link).content)
+            # 图片地址在src标签中
+            jpgLink = s.xpath('//div[@class="main-image"]/p/a/img/@src')[0]
+            # print(jpgLink)
+            # 文件写入的名称：当前路径／文件夹／文件名
+            filename = '%s/%s/%s.jpg' % (os.path.abspath('.'), dirName, n)
+            print(u'开始下载图片:%s 第%s张' % (dirName, n))
+            with open(filename, "wb+") as jpg:
+                jpg.write(requests.get(jpgLink, headers=header(jpgLink)).content)
+            n += 1
+        except:
+            pass
+
+
+if __name__ == '__main__':
+    pageNum = input(u'请输入页码：')
+    p = getPage(pageNum)
+    for e in p:
+        print(e)
+        getPiclink(e)
+        # lxml的报错
+        time.sleep(2)
\ No newline at end of file

readme.txt

+爬虫
\ No newline at end of file