def create_default_groups(self):
        for group in self.groups:
            group = group.replace(" ", "_").lower()
            self[group] = NamedRequirements(group)
def insert_accented(self, c, accent):
        if c.isalpha():
            if c.isupper():
                cap = 'capital'
            else:
                cap = 'small'
            try:
                c = lookup("latin %s letter %c with %s" % (cap, c, accent))
                self.insert(INSERT, c)
                # Prevent plain letter from being inserted too, tell Tk to
                # stop handling this event
                return "break"
            except KeyError, e:
                pass