python接口自动化14 |
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前言在提交表单操作的时候,经常会遇到图片上传的操作,图片上传是一个单独的接口,本篇以禅道为例,介绍如何上传图片 一、上传接口 1.以禅道上提交bug为例,在选择图片时,点确定按钮,就是上传图片了 2.用fiddler抓包,查看抓到的接口,以下这种接口就是multipart/form-data- Content-Type: multipart/form-data- body参数是这种格式: -----------------------------22165374713946Content-Disposition: form-data; name="localUrl" yoyoketang.png-----------------------------22165374713946Content-Disposition: form-data; name="imgFile"; filename="yoyoketang.png"Content-Type: image/png 二、先登录 1.因为上传图片是在登录之后操作的,这个需要依赖用户登录```# coding:utf-8import requests base = 'http://127.0.0.1:81/' # 禅道的服务器地址 loginUrl = base+"/zentao/user-login.html" h = { "User-Agent": "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:44.0) Gecko/20100101 Firefox/44.0", "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8", "Accept-Language": "zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3", "Accept-Encoding": "gzip, deflate", "Referer": "http://127.0.0.1/zentao/user-login.html", # "Cookie": # 头部没登录前不用传cookie,因为这里cookie就是保持登录的 "Connection": "keep-alive", "Content-Type": "application/x-www-form-urlencoded", } body = {"account":"admin", "password":"e10adc3949ba59abbe56e057f20f883e", "keepLogin[]":"on", "referer":"http://127.0.0.1/zentao/my/" } s = requests.session() # 保持会话r = s.post(loginUrl, data=body, headers=h)print r.content # 打印结果看到location='http://127.0.0.1/zentao/my/'说明登录成功了``` 三、上传图片 1.上传图片以下这种格式:-----------------------------22165374713946Content-Disposition: form-data; name="localUrl" yoyoketang.png-----------------------------22165374713946Content-Disposition: form-data; name="imgFile"; filename="yoyoketang.png"Content-Type: image/png 2.写成字典格式,key对应name="imgFile"这里name对应的值 3.value里面是一个元组()- 第一个参数是filename=后面对应的值,没有就写None- 第二个是上面的这个值“”yoyoketang.png“”,或者是文件open打开的二进制流- 第三个是Content-Type对应的类型,如:"image/png" f ={ "localUrl": (None,"1.png"), "imgFile": ("1.png", open("d:\\1.png", "rb"), "image/png") } 四、验证是否上传成功1.获取上传后的地址,放到浏览器的地址栏请求下,看是不是刚才上传的图片 五、参考代码```# coding:utf-8import requests base = 'http://127.0.0.1:81/' # 禅道的服务器地址 loginUrl = base+"/zentao/user-login.html" h = { "User-Agent": "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:44.0) Gecko/20100101 Firefox/44.0", "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8", "Accept-Language": "zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3", "Accept-Encoding": "gzip, deflate", "Referer": "http://127.0.0.1/zentao/user-login.html", # "Cookie": # 头部没登录前不用传cookie,因为这里cookie就是保持登录的 "Connection": "keep-alive", "Content-Type": "application/x-www-form-urlencoded", } body = {"account":"admin", "password":"e10adc3949ba59abbe56e057f20f883e", "keepLogin[]":"on", "referer":"http://127.0.0.1/zentao/my/" } s = requests.session() # 保持会话r = s.post(loginUrl, data=body, headers=h)print r.content # 打印结果看到location='http://127.0.0.1/zentao/my/'说明登录成功了 # 上传图片url1 = "http://127.0.0.1:81/zentao/file-ajaxUpload-5a26aca290b59.html?dir=image" f ={ "localUrl": (None,"1.png"), "imgFile": ("1.png", open("d:\\1.png", "rb"), "image/png") }r = s.post(url1, files=f)try: jpgurl = base+r.json()["url"] print(u"上传图片后的url地址:%s"%jpgurl)except Exception as msg: print(u"返回值不是json格式:%s"%str(msg)) print(r.content)``` |
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