def lines(self):
        """List of file lines."""
        if self._lines is None:
            with io.open(self.path, 'r', encoding='utf-8') as fh:
                self._lines = fh.read().split('\n')

        return self._lines
def lines ( self ) : if self . _lines is None : with io . open ( self . path , 'r' , encoding = 'utf-8' ) as fh : self . _lines = fh . read ( ) . split ( '\n' ) return self . _lines
List of file lines.