cgi-bin/schedule: fix parsing and passing of selector options

def debug_info():

    # Debug info, to be removed once ready to go.

    print()

    print('WARNING: This endpoint is still a WORK IN PROGRESS. This means that the option details may change without notice.')

    print('WARNING: This endpoint is still a WORK IN PROGRESS. '

          'This means that the option details may change without notice.')

    print('You are authenticated as: {}'.format(user))

    print(cgi.FieldStorage())

        err = '"{}" is not sane (does not match {})'.format(field_name, sane_re)

        raise ValidationError(err)

def validate(form):

    if 'pkg' not in form:

    if not any(x in form for x in ('pkg', 'status', 'issue', 'after', 'before')):

        raise ValidationError('no packages specified')

    for pkg in form.getlist('pkg'):

        sanify_field('pkg', pkg)

        value = form.getvalue(opt)

        if value:

            sanify_field(opt, value)

            args.append('--{} {}'.format(opt, value))

            args.extend(('--{}'.format(opt), value))

    for f in ('suite', 'architecture'):

        for i in form.getlist(f):

            sanify_field(f, i)