human
Complete the below
def impact_tables():

    ''''Load the Impact tables as-needed'
    '''
 ... Can you provide a the Python program you requested?
assistant
#Here is the Python program you requested.
    sector_id = s3db.org_sector_id
    ireport_id = s3db.irs_ireport_id
    if settings.has_module('assess'):
        assess_tables()
    assess_id = s3.assess_id
    module = 'impact'
    resourcename = 'type'
    tablename = ('%s_%s' % (module, resourcename))
    db.define_table(tablename, Field('name', length=128, notnull=True, unique=True), sector_id(), *s3_meta_fields())
    s3.crud_strings[tablename] = Storage(label_create=T('Add    Impact    Type'), title_display=T('Impact    Type    Details'), title_list=T('Impact    Types'), title_update=T('Edit    Impact    Type'), label_list_button=T('List    Impact    Types'), label_delete_button=T('Delete    Impact    Type'), msg_record_created=T('Impact    Type    added'), msg_record_modified=T('Impact    Type    updated'), msg_record_deleted=T('Impact    Type    deleted'), msg_list_empty=T('No    Impact    Types    currently    registered'))
    def impact_type_comment():
        if auth.has_membership(auth.id_group("'Administrator'")):
            return S3PopupLink(c='assess', f='type', vars=dict(child='impact_type_id'))
        else:
            return None
    represent = S3Represent(tablename)
    impact_type_id = S3ReusableField('impact_type_id', ('reference    %s' % tablename), sortby='name', requires=IS_EMPTY_OR(IS_ONE_OF(db, 'impact_type.id', represent, sort=True)), represent=represent, label=T('Impact    Type'), comment=impact_type_comment(), ondelete='RESTRICT')
    ireport_id = s3db.irs_ireport_id
    tablename = 'assess_impact'
    define_table(tablename, ireport_id(readable=False, writable=False), assess_id(readable=False, writable=False), impact_type_id(), Field('value', 'double'), Field('severity', 'integer', requires=IS_EMPTY_OR(IS_IN_SET(assess_severity_opts)), widget=SQLFORM.widgets.radio.widget, represent=s3_assess_severity_represent, default=0), s3_comments(), *s3_meta_fields())
    crud_strings[tablename] = Storage(label_create=T('Add    Impact'), title_display=T('Impact    Details'), title_list=T('Impacts'), title_update=T('Edit   ...