【python】requests 调用上传照片接口，接口有多个files处理

    # 上传照片处理, 若需要上传多个附件，返回如下dict
    def upload_files_format(self, filedata, path):
        """
        :param filedata:        # 对于key必传，value非传的附件， 则传"" 即可。  eg: filedata = {"filename1": ""}
        :param path: 
        :return:         
            {
              "field1" : open("filePath1", "rb")),
              "field2" : open("filePath2", "rb")),
              "field3" : open("filePath3", "rb"))
            }
        """
        upload_files = {}
        for key in filedata.keys():
            if filedata[key] != "":
                filedata[key] = path + filedata[key]
            else:
                filedata[key] = ""
        for (k, v) in filedata.items():
            if v != "":
                vfile = open(v, 'rb')
                upload_files[k] = vfile
            else:
                upload_files[k] = ""
        return upload_files

# 调用， 其中filedata为图片相对路径地址， path为公共路径地址；  eg：path = os.getcwd() ;  filedata = /pic/1/jpg
upload_files = self.upload_files_format(local_files, path)
response = self.session.post(url, data=json, files=upload_files, headers=headers, verify=False)