Python and Golang upload images

来源：互联网发布：headfirst python pdf 编辑：程序博客网时间：2024/06/07 12:12

Python模拟HTTP上传图片

#utf-8import threadingfrom time import ctimefrom poster.encode import multipart_encodefrom poster.streaminghttp import register_openersimport urllib2i=0for i in range(1):    register_openers()    datagen, headers = multipart_encode({"file": open("pian1.jpg", "rb")})    request = urllib2.Request("http://test.seeunsee.cn/jsb/wm-test/api/check.php", datagen, headers)    i+=1    print urllib2.urlopen(request).read(),i

Golang模拟HTTP上传图片

package mainimport (    "bytes"    "fmt"    "io"    "log"    "mime/multipart"    "net/http"    "os"    "path/filepath")// Creates a new file upload http request with optional extra paramsfunc newfileUploadRequest(uri string, params map[string]string, paramName, path string) (*http.Request, error) {    file, err := os.Open(path)    if err != nil {        return nil, err    }    defer file.Close()    body := &bytes.Buffer{}    writer := multipart.NewWriter(body)    part, err := writer.CreateFormFile(paramName, filepath.Base(path))    if err != nil {        return nil, err    }    _, err = io.Copy(part, file)    for key, val := range params {        _ = writer.WriteField(key, val)    }    err = writer.Close()    if err != nil {        return nil, err    }    req, err := http.NewRequest("POST", uri, body)    req.Header.Set("Content-Type", writer.FormDataContentType())    return req, err}func main() {    path, _ := os.Getwd()//获取当前绝对文件路径    path += "/pian.jpg"    extraParams := map[string]string{        "id":               "WU_FILE_0",        "name":             "pian.jpg",        "type":             "image/jpeg",        "lastModifiedDate": "Mon Apr 17 2017 15:31:08 GMT+0800 (CST)",        "size":             "241281",    }    request, err := newfileUploadRequest("http://test.seeunsee.cn/jsb/wm-test/api/check.php", extraParams, "file", path)    if err != nil {        log.Fatal(err)    }    client := &http.Client{}    resp, err := client.Do(request)    if err != nil {        log.Fatal(err)    } else {        body := &bytes.Buffer{}        _, err := body.ReadFrom(resp.Body)        if err != nil {            log.Fatal(err)        }        resp.Body.Close()        //fmt.Println(resp.StatusCode)        //fmt.Println(resp.Header)        fmt.Println(body)    }}

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