import paramiko
def putpic(self,filepath,filename):
    # # 要传输文件的路径
    # filepath = "./myname.jpg"
    # # 上传后的传输文件的文件名
    # filename = "drawpic_myname.jpg" #请将myname改为本人学号
    try:
        transport = paramiko.Transport(("home.hddly.cn", 8021))
        transport.connect(username = "student", password = "student")
        sftp = paramiko.SFTPClient.from_transport(transport)
        sftp.chdir("/send/")
        sftp.put(filepath,filename)
        print('上传成功......')
        sftp.close()
        transport.close()
    except:
        print('连接失败......')
