Method _init_pfor

Create a PFor object for converting parts of the while_loop. Args: parent_pfor: PFor object being used for converting the while_loop. indices: int32 Tensor of ids for the iterations that are still active (i.e. did not exit the while_loop). cond_stacked: True if the whi

(self, parent_pfor, indices, cond_stacked, inputs,
                 inputs_stacked)