python使用新浪微博api上传图片到微博示例

代码如下:
import urllib.parse,os.path,time,sys
from http.client import HTTPSConnection
from PyQt5.QtCore import *
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *

#path
ospath=sys.path[0]
if len(ospath)!=3:
    ospath+='//'
ospath=ospath.replace('//','/')

#api
class Api:
    def sina(self,status,pic):
        fSize=os.path.getsize(pic)
        BOUNDARY="$-img-lufei-goodboy-$"
        CRLF='/r/n'
        data=[
            #token
            '--'+BOUNDARY,
            'Content-disposition: form-data; name="access_token"',
            '',
            'xxxxxxxxxxxxxxxxxxxxxxxxxxxx',#你的access_token
            #status
            '--'+BOUNDARY,
            'Content-disposition: form-data; name="status"',
            '',
            status,
            #pic
            '--'+BOUNDARY,
            'Content-disposition: form-data; name="pic"; filename="q_17.jpg"',
            'Content-type: image/jpeg',
            ''
        ]
        #utf-8
        data=(CRLF.join(data)+CRLF).encode('utf-8')
        closing='/r/n--'+BOUNDARY+'--/r/n'
        sumlen=len(data)+len(closing)+fSize
        #----------------------------------------
        h=HTTPSConnection('upload.api.weibo.com')
        h.putrequest('POST','/2/statuses/upload.json')
        h.putheader('Content-type','multipart/form-data; boundary=%s' % BOUNDARY)
        h.putheader('Content-length',sumlen)
        h.endheaders()
        h.send(data)
        f=open(pic,'rb')
        while True: