Make reinitialize_command's return type Generic when "command" argume… #12

Job	Run time
test_cygwin (39, windows-latest)	3m 41s
ci_setuptools (3.10, ubuntu-latest)	4m 10s
collateral (diffcov)	46s
test (3.8, ubuntu-latest)	38s
collateral (docs)	28s
test_msvc_python_mingw	2m 18s
test (3.8, macos-latest)	55s
test_msys2_mingw (mingw64, x86_64, gcc, g++)	1m 44s
test (3.8, windows-latest)	41s
test_msys2_mingw (mingw32, i686, gcc, g++)	1m 50s
test (3.13, ubuntu-latest)	53s
test_msys2_mingw (ucrt64, ucrt-x86_64, gcc, g++)	1m 3s
test (3.13, macos-latest)	56s
test_msys2_mingw (clang64, clang-x86_64, clang, clang++)	1m 52s
test (3.13, windows-latest)	41s
test (3.9, ubuntu-latest)	42s
test (3.10, ubuntu-latest)	44s
test (3.11, ubuntu-latest)	39s
test (3.12, ubuntu-latest)	48s
test (3.14, ubuntu-latest)	53s
test (pypy3.10, ubuntu-latest)	55s
check	1s
release	0s
	27m 18s

Provide feedback