Backport PR #3300 on branch 3.1.x (Imported name is not used anywhere in the module)

[meeseeksmachine]

Backport PR #3300: Imported name is not used anywhere in the module

[codecov[bot]]

Codecov Report

:white_check_mark: All modified and coverable lines are covered by tests. :white_check_mark: Project coverage is 60.77%. Comparing base (3231e03) to head (5fc4765).

Additional details and impacted files

@@             Coverage Diff             @@
##            3.1.x    #3511       +/-   ##
===========================================
- Coverage   94.55%   60.77%   -33.78%     
===========================================
  Files          78       78               
  Lines        9432     9432               
===========================================
- Hits         8918     5732     -3186     
- Misses        514     3700     +3186     

see 66 files with indirect coverage changes

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