import datastructures
from parser import GEDCOMParser
import sys

parser = GEDCOMParser()
db = parser.parse (open(sys.argv[1]))
for family in db.families:
    if not family.get_field ( 'MARR' ):
        marrevent = datastructures.Event (None, None)
        marrevent.type = datastructures.FamilyEvent.event_types['MARR']
        marrevent.arg = 'Y'
        family.add_field ('MARR', marrevent)
        pass
    pass

db.output (sys.stdout)