Delete _old.py #238

Job	Run time
documentation_checks	1m 32s
dynamic_tests (ubuntu-latest, 3.8)	30s
dependency_checks (3.8)	21s
dynamic_tests (ubuntu-latest, 3.9)	36s
code_coverage	1m 19s
dependency_checks (3.9)	22s
dynamic_tests (ubuntu-latest, 3.10)	31s
sorting_imports	18s
dependency_checks (3.10)	19s
dynamic_tests (ubuntu-latest, 3.11)	37s
dependency_checks (3.11)	24s
dynamic_tests (ubuntu-latest, 3.12)	38s
static_code_analysis (3.8)	41s
dependency_checks (3.12)	21s
dynamic_tests (macos-latest, 3.8)	30s
dynamic_tests (macos-latest, 3.9)	30s
static_code_analysis (3.9)	35s
dynamic_tests (macos-latest, 3.10)	35s
static_code_analysis (3.10)	37s
dynamic_tests (macos-latest, 3.11)	30s
static_code_analysis (3.11)	38s
dynamic_tests (macos-latest, 3.12)	35s
dynamic_tests (windows-latest, 3.8)	41s
dynamic_tests (windows-latest, 3.9)	34s
dynamic_tests (windows-latest, 3.10)	43s
dynamic_tests (windows-latest, 3.11)	29s
dynamic_tests (windows-latest, 3.12)	49s
	16m 15s

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