'Start a table column'

def s_table_table_column(self, tag, attrs):

    c = attrs.get((TABLENS, 'style-name'), None)
    repeated = int(attrs.get((TABLENS, 'number-columns-repeated'), 1))
    htmlattrs = {}
    if c:
        htmlattrs['class'] = ('TC-%s' % c.replace('.', '_'))
    for x in range(repeated):
        self.emptytag('col', htmlattrs)
    self.purgedata()
