import paramiko

class CustomSFTPClient():
    def __init__(self):
        host = "192.168.200.230"
        port = 22
        id = "fermat"
        pw = "1234"
        
        self.ssh_client = paramiko.SSHClient()
        self.ssh_client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
        self.ssh_client.connect(hostname=host, port=port, username=id, password=pw)
        
        self.sftp_client = self.ssh_client.open_sftp()

    def remote_mkdir(self, remote_path):
        self.sftp_client.mkdir(remote_path)
    
    def remote_copy_data(self,local_path, remote_path):
        self.sftp_client.put(local_path, remote_path)
    
    def client_close(self):
        self.sftp_client.close()
        self.ssh_client.close()
        
sftp_client = None

if sftp_client is None:
    sftp_client = CustomSFTPClient()