Build

also fix E222 #18

Job	Run time
Build on ubuntu-24.04	2m 20s
Test docs (build and doctest)	34s
Build wheels for macos-13	1d 0h 0m 0s
Test flint main	3m 31s
Build wheels for windows-2019	1d 0h 0m 0s
Build sdist	26s
Test old Cython/meson-python	2m 24s
Free-threaded 3.13-dev on ubuntu-24.04	1m 51s
Build wheels for macos-14	8m 15s
Test SymPy 1.13.1	17m 53s
Test flint v3.1.2	5m 47s
Test flint v3.0.0	5m 40s
Test flint v3.1.1	5m 10s
Test coverage setuptools build	3m 19s
Test flint v3.1.0	5m 36s
Build wheels for ubuntu-20.04	1d 0h 0m 0s
Test flint v3.0.1	5m 36s
Test ${{ matrix.python-version }} wheel on ${{ matrix.os }}	0s
Publish to PyPI	0s
Publish GitHub release	-1s
	3d 1h 8m 21s

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