fix: exit gracefully when build workdir is missing-ops-cv-AtomGit

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Star542

已合并

fix: exit gracefully when build workdir is missing #961

liu-wei创建于 6月9日从liu-wei/ops-cv： master_ana_script 合入到 cann/ops-cv： master

fix: exit gracefully when build workdir is missing #961

已合并

liu-wei创建于 6月9日

从liu-wei/ops-cv master_ana_script合入到cann/ops-cv master