PR #2548 return None if no _parent_ref is set

return None if no _parent_ref is set #2548

copybara-service merged 2 commits into google:main from cgarciae:fix-autoreload

cgarciae requested a review from

levskaya 3 years ago

set _parent_ref default value

5d4324b2

cgarciae force pushed to 5d4324b2 3 years ago

add default parent_ref

f3c255ee

levskaya approved these changes on 2022-10-25

levskaya added pull ready

copybara-service merged f0e3c46d into main 3 years ago

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