(lines)
This ensures links and abbreviations are always available.
This ensures links and abbreviations are always available.
This ensures links and abbreviations are always available .
def patch(lines):
    """This ensures links and abbreviations are always available."""
    lines.extend(('', '--8<-- "refs.txt"', ''))
def patch ( lines ) : lines . extend ( ( '' , '--8<-- "refs.txt"' , '' ) )