def get_args_pairs(arguments):
    """
    :param arguments: Python dictionary of TGN API command arguments <key, value>.
    :returns: Tcl list of argument pairs <-key, value> to be used in TGN API commands.
    """

    return ' '.join(' '.join(['-' + k, tcl_str(str(v))]) for k, v in arguments.items())
:param arguments: Python dictionary of TGN API command arguments <key, value>.
    :returns: Tcl list of argument pairs <-key, value> to be used in TGN API commands.