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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 execute_ls(host_list, remote_user, remote_pass):
    '''
    Execute any adhoc command on the hosts.
    '''
    runner = spam.ansirunner.AnsibleRunner()
    result, failed_hosts = runner.ansible_perform_operation(
        host_list=host_list,
        remote_user=remote_user,
        remote_pass=remote_pass,
        module="command",
        module_args="ls -1")

    print "Result: ", result