fix u style unicode strings in python #525

Job	Run time
build on ${{ matrix.os }} (${{ matrix.target }} - ${{ matrix.interpreter \|\| 'all' }}${{ (((matrix.os == 'linux') && format(' - {0}', (((matrix.manylinux == 'auto') && 'manylinux') \|\| matrix.manylinux))) \|\| '') }})	0s
build pgo-optimized on ${{ matrix.os }} / ${{ matrix.interpreter }}	0s
build sdist	14s
bench	1m 7s
fuzz on ubuntu-latest	6m 1s
fuzz skip	6m 9s
lint	21s
fuzz on macos-latest	6m 25s
test rust-stable on linux	44s
test rust-nightly on linux	1m 31s
test on macos-latest	44s
test jiter-python	43s
test on macos-latest	52s
test build on ${{ matrix.target }}-${{ matrix.distro }}	0s
test build on ${{ matrix.os }}	0s
inspect-pypi-assets	0s
check	4s
release-python	0s
release	0s
	24m 55s

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