plyfile.py 文件源码

def _write(self, stream, text, byte_order):
        '''
        Write the data to a PLY file.

        '''
        if self._have_list:
            # There are list properties, so serialization is
            # slightly complicated.
            if text:
                self._write_txt(stream)
            else:
                self._write_bin(stream, byte_order)
        else:
            # no list properties, so serialization is
            # straightforward.
            if text:
                _np.savetxt(stream, self.data, '%.18g', newline='\r\n')
            else:
                data = self.data.astype(self.dtype(byte_order),
                                        copy=False)
                data.tofile(stream)