Use an init statement in an if statement

[codecov[bot]]

Codecov Report

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

Comparison is base (9edefbe) 99.25% compared to head (c15b536) 99.25%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #565 +/- ## ======================================= Coverage 99.25% 99.25% ======================================= Files 21 21 Lines 2412 2412 ======================================= Hits 2394 2394 Misses 18 18 ``` | [Flag](https://app.codecov.io/gh/laurynas-biveinis/unodb/pull/565/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Laurynas+Biveinis) | Coverage Δ | | |---|---|---| | [Debug](https://app.codecov.io/gh/laurynas-biveinis/unodb/pull/565/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Laurynas+Biveinis) | `99.17% <ø> (ø)` | | | [Release](https://app.codecov.io/gh/laurynas-biveinis/unodb/pull/565/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Laurynas+Biveinis) | `98.07% <ø> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Laurynas+Biveinis#carryforward-flags-in-the-pull-request-comment) to find out more.

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