human
Complete this python program:
def kit_export_pdf():
assistant
#Here is the Python code you requested.

    """Export a list of Kits in Adobe PDF format
    Uses Geraldo SubReport
    @ToDo: Use S3PDF Method
    """
    try:
        from reportlab.lib.units import cm
        from reportlab.lib.pagesizes import A4
        from reportlab.lib.enums import TA_CENTER, TA_RIGHT
    except ImportError:
        session.error = 'Python    needs    the    ReportLab    module    installed    for    PDF    export'
        redirect(URL(c='kit'))
    try:
        from geraldo import Report, ReportBand, SubReport, Label, ObjectValue, SystemField, landscape, BAND_WIDTH
        from geraldo.generators import PDFGenerator
    except ImportError:
        session.error = 'Python    needs    the    Geraldo    module    installed    for    PDF    export'
        redirect(URL(c='kit'))
    table = db.budget_kit
    objects_list = db((table.id > 0)).select()
    if (not objects_list):
        session.warning = T('No    data    in    this    table    -    cannot    create    PDF!')
        redirect(URL(r=request))
    import cStringIO
    output = cStringIO.StringIO()
    class MyReport(Report, ):
        def __init__(self, queryset=None, db=None):
            '    Initialise    parent    class    &    make    any    necessary    modifications    '
            Report.__init__(self, queryset)
            self.db = db
        title = 'Kits'
        page_size = landscape(A4)
        class band_page_header(ReportBand, ):
            height = (1.3 * cm)
            elements = [SystemField(expression='%(report_title)s', top=(0.1 * cm), left=0, width=BAND_WIDTH, style={'fontName': 'Helvetica-Bold', 'fontSize': 14, 'alignment': TA_CENTER}), Label(text='Code', top=(0.8 * cm), left=(0.2 * cm)), Label(text='Description', top=(0.8 * cm), left=(2 * cm)), Label(text='Cost', top=(0.8 * cm), left=(10 * cm)), Label(text='Monthly', top=(0.8 * cm), left=(12 * cm)), Label(text='per    Minute', top=(0.8 * cm), left=(14 * cm)), Label(text='per    Megabyte', top=(0.8 * cm), left=(16 * cm)), Label(text='Comments', top=(0.8 * cm), left=(18 * cm))]
            borders = {'bottom': True}
        class band_page_footer(ReportBand, ):
            height = (0.5 * cm)
       ...