def to_ufo_blue_values(self, ufo, master):
alignment_zones = master.alignmentZones<EOL>blue_values = []<EOL>other_blues = []<EOL>for zone in sorted(alignment_zones):<EOL><INDENT>pos = zone.position<EOL>size = zone.size<EOL>val_list = blue_values if pos == <NUM_LIT:0> or size >= <NUM_LIT:0> else other_blues<EOL>val_list.extend(sorted((pos, pos + size)))<EOL><DEDENT>ufo.info.postscriptBlueValues = blue_values<EOL>ufo.info.postscriptOtherBlues = other_blues<EOL>
Set postscript blue values from Glyphs alignment zones.