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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def ssh_client(host):
 """Start an ssh client. :param host: the host :type host: str :returns: ssh client :rtype: Paramiko client """

    ssh = paramiko.SSHClient()
    ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
    ssh.connect(host)
    return ssh