Fixes for Python 3.14 (issue in reload, bytecode to src, fixed some t… #1063

Job	Run time
build (ubuntu-pypy3)	7m 10s
build (ubuntu-py38-cython-checkbin)	11m 22s
build (windows-py39-cython)	9m 28s
build (windows-py311-cython)	8m 29s
build (windows-py310-cython-checkbin)	9m 45s
build (windows-py314-cython)	7m 9s
build (ubuntu-py312-cython-checkbin)	11m 1s
build (windows-py313-cython)	8m 4s
build (ubuntu-py311-cython)	7m 52s
build (ubuntu-py313-cython)	8m 34s
build (windows-py312-cython-checkbin)	7m 53s
build (ubuntu-py314-cython)	7m 8s
	1h 43m 55s

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