b.append(" [options]\n\nOptions:\n");
for (Entry<String, IValue> param : kwargs.entrySet()) {
b.append("\t-");
b.append(param.getKey());
if (param.getValue().getType().isSubtypeOf(tf.boolType())) {
b.append("\t[arg]: one of nothing (true), \'1\', \'0\', \'true\' or \'false\';\n");
}
else {
b.append("\t[arg]: " + param.getValue().getType() + " argument;\n");
}