ip_address = sys.argv[1]
username = sys.argv[2]
password = sys.argv[3]
new_pw = sys.argv[4]

ssh_client = paramiko.SSHClient()
ssh_client.set_missing_host_key_policy(paramiko.AutoAddPolicy() )
try:
    ssh_client.connect(ip_address, 22, username, password, look_for_keys=False, allow_agent=False)
except paramiko.AuthenticationException:
    result = "Authentication failed"
    with open("journal.csv", "a") as suivi:
        csv_writer = csv.writer(suivi)
        csv_writer.writerows([ip_address,result])`

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