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!10906 fix bug when MixedPrecisionCast op return a tuple with many element 

From: @zhangbuxue
Reviewed-by: @chujinjin,@zh_qh
Signed-off-by: @zh_qh
This commit is contained in:
mindspore-ci-bot 2021-01-04 11:42:53 +08:00 committed by Gitee
parent 57f4d6b4c9 985772c192
commit e6f80d6f40
1 changed files with 5 additions and 1 deletions
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6
mindspore/ccsrc/pipeline/pynative/pynative_execute.cc
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@ -569,7 +569,11 @@ py::object RunOp(const py::args &args) {
py::object PynativeExecutor::RunOpInner(const OpExecInfoPtr &op_exec_info) {
MS_EXCEPTION_IF_NULL(op_exec_info);
if (op_exec_info->op_name == prim::kPrimMixedPrecisionCast->name()) {
return RunOpWithInitBackendPolicy(op_exec_info)[0];
py::tuple ret = RunOpWithInitBackendPolicy(op_exec_info);
if (ret.size() == 1) {
return ret[0];
}
return std::move(ret);
}
// make cnode for building grad graph if grad flag is set.
abstract::AbstractBasePtrList args_spec_list;