code: def sort(key=None, reverse=False, buffersize=None):
      
  
      return SortComponent(key=key, reverse=reverse, buffersize=buffersize)
docs: Sort rows based on some key field or fields. E.g.::
  
          >>> from petlx.push import sort, tocsv
          >>> p = sort('foo')
          >>> p.pipe(tocsv('sorted_by_foo.csv'))
          >>> p.push(sometable)