Python調用shell的幾種方式

標籤：python shell

1.

cmd = "some unix command"retcode = subprocess.call(cmd,shell=True)

2.

ssh = paramiko.SSHClient()ssh.connect(server, username=username, password=password)ssh_stdin, ssh_stdout, ssh_stderr = ssh.exec_command(cmd_to_execute)

3.

import commandscommand = "nslookup " + node + " | grep Name -1 | grep Address| awk ‘{print $2}‘"result = commands.getoutput(command)if (result == ""):    return "unknown"

4.

sshProcess = subprocess.Popen([‘ssh‘, <remote client>], ,stdin=subprocess.PIPE, stdout = subprocess.PIPE)sshProcess.stdin.write("ls mydirectory\n")sshProcess.stdin.write("echo END\n")for line in stdout.readlines():    if line == "END\n":        break    print(line)sshProcess.stdin.write("uptime\n")sshProcess.stdin.write("echo END\n")for line in stdout.readlines():    if line == "END\n":        break    print(line)

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Python調用shell的幾種方式