Returns a FoscHeaderBlock.
A LilyPond file header block.
| composer | |
| title |
Example
a = FoscHeaderBlock();
a.name;
a.title_("Missa sexti tonus");
a.composer_("Josquin");
a.format;\header {
composer = \markup { Josquin }
title = \markup { "Missa sexti tonus" }
}