[3.5] misc docs fix - background tasks example throws a deprecation warning (#3529)#3531

Merged

asvetlov merged 1 commit into3.5from backport-2d8aa12-3.5

Jan 13, 2019

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Commits on Jan 13, 2019

[3.5] misc docs fix - background tasks example throws a deprecation warning (#3529 )

gcetusic
authored and
asvetlov
committed