def runtime(self, _from='0'):
        """Generate the set of instructions to install the runtime specific
        components from a build in a previous stage.

        # Examples

        ```python
        o = openblas(...)
        Stage0 += o
        Stage1 += o.runtime()
        ```
        """

        self.rt += comment('OpenBLAS')
        self.rt += self.__bb.runtime(_from=_from)
        return str(self.rt)
Generate the set of instructions to install the runtime specific
        components from a build in a previous stage.

        # Examples

        ```python
        o = openblas(...)
        Stage0 += o
        Stage1 += o.runtime()
        ```
        
hpccm/building_blocks/openblas.py