fix double converting #177

Job	Run time
Prepare base dependencies (3.10.8)	12s
Prepare base dependencies (3.10.8)	12s
Prepare base dependencies (3.10.8)	2m 43s
Prepare base dependencies (3.11.0)	14s
Prepare base dependencies (3.11.0)	14s
Prepare base dependencies (3.11.0)	2m 45s
Prepare base dependencies (3.12)	6s
Prepare base dependencies (3.12)	6s
Prepare base dependencies (3.12)	2m 35s
Prepare pre-commit environment	16s
Prepare pre-commit environment	16s
Prepare pre-commit environment	2m 47s
Run tests Python 3.10.8	25s
Run tests Python 3.10.8	25s
Run tests Python 3.10.8	19s
Run tests Python 3.11.0	20s
Run tests Python 3.11.0	20s
Run tests Python 3.11.0	26s
Run tests Python 3.12	15s
Run tests Python 3.12	23s
Run tests Python 3.12	16s
Check flake8	14s
Check flake8	14s
Check flake8	14s
	16m 17s

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