[A5rocks]

Inspired by #3541

I just made sure all the Can... things matched the types of the functions we define if we can do whatever it is.

[CoolCat467]

Interesting failure for pypy 3.11 ssl sockets, did pypy have an update or are tests flaky?

[A5rocks]

I think PyPy had an update -- I remember PyPy 8.0.0 worked, so 8.0.1 must have broken something :/

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00000%. Comparing base (c631a83) to head (1d49c2f).

Additional details and impacted files

@@               Coverage Diff               @@
##                 main        #3542   +/-   ##
===============================================
  Coverage   100.00000%   100.00000%           
===============================================
  Files             128          128           
  Lines           19480        19480           
  Branches         1323         1323           
===============================================
  Hits            19480        19480           

Files with missing lines	Coverage Δ
src/trio/_file_io.py	100.00000% <ø> (ø)

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