怎么把主机的文件

from ftplib import FTP

ftp = FTP('hostname')
ftp.login(user='username', passwd='password')
ftp.cwd('/remote/directory')
with open('local_file.txt', 'rb') as file:
    ftp.storbinary('STOR remote_file.txt', file)
ftp.quit()

import paramiko

transport = paramiko.Transport(('hostname', 22))
transport.connect(username='username', password='password')
sftp = paramiko.SFTPClient.from_transport(transport)
sftp.put('local_file.txt', 'remote_file.txt')
sftp.close()
transport.close()

from qcloud_cos import CosConfig
from qcloud_cos import CosS3Client
import sys
import logging

logging.basicConfig(level=logging.INFO, stream=sys.stdout)

config = CosConfig(Region='your_region', SecretId='your_secret_id', SecretKey='your_secret_key')
client = CosS3Client(config)

response = client.upload_file(
    Bucket='your_bucket_name',
    LocalFilePath='local_file.txt',
    Key='remote_file.txt',
    PartSize=1,
    MAXThread=10
)
print(response['ETag'])