(cls)
return cls(sys.stdin, sys.stdout)
factory method that creates a PipeStream over the standard pipes 
        (``stdin`` and ``stdout``)
        
        :returns: a :class:`PipeStream` instance
factory method that creates a PipeStream over the standard pipes 
        (``stdin`` and ``stdout``)
        
        :returns: a :class:`PipeStream` instance
factory method that creates a PipeStream over the standard pipes ( stdin and stdout ) : returns : a : class : PipeStream instance
def from_std(cls):
        """factory method that creates a PipeStream over the standard pipes 
        (``stdin`` and ``stdout``)
        
        :returns: a :class:`PipeStream` instance
        """
        return cls(sys.stdin, sys.stdout)
def from_std ( cls ) : return cls ( sys . stdin , sys . stdout )