This test verified that fontTools.misc.py23.open (which is just
builtins.open re-exported) can roundtrip binary data through a pipe.
The py23 module is deprecated and nothing in fontTools imports it.
The test was failing on free-threaded Python 3.14 on Windows (cp314t-win32):
https://github.com/fonttools/fonttools/actions/runs/22860342656/job/66317680873#step:5:10804
This test verified that fontTools.misc.py23.open (which is just
builtins.open re-exported) can roundtrip binary data through a pipe.
The py23 module is deprecated and nothing in fontTools imports it.
The test was failing on free-threaded Python 3.14 on Windows (cp314t-win32):
https://github.com/fonttools/fonttools/actions/runs/22860342656/job/66317680873#step:5:10804