misc: Replace dimension check in pull_dims

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (310226e) 86.83% compared to head (5852f3b) 86.83%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2275 +/- ## ======================================= Coverage 86.83% 86.83% ======================================= Files 229 229 Lines 42446 42441 -5 Branches 7870 7868 -2 ======================================= - Hits 36856 36853 -3 + Misses 4931 4929 -2 Partials 659 659 ```

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[FabioLuporini]

uncontroversial, thanks