code: def _partition_query(
              cls, table_name, limit=0, order_by=None, filters=None):
          limit_clause = 'LIMIT {}'.format(limit) if limit else ''
          order_by_clause = ''
          if order_by:
              l = []
              for field, desc in order_by:
                  l.append(field + ' DESC' if desc else '')
              order_by_clause = 'ORDER BY ' + ', '.join(l)
          where_clause = ''
          if filters:
              l = []
              for field, value in filters.items():
                  l.append(f"{field} = '{value}'")
              where_clause = 'WHERE ' + ' AND '.join(l)
          sql = textwrap.dedent(f
  )
          return sql