[issue15676] mmap: add empty file check prior to offset check

[Stefan Krah]

Stefan Krah added the comment:

For some reason all Windows buildbots are failing since f962ec8e47a1:

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ERROR: test_entire_file (test.test_mmap.MmapTests)
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Traceback (most recent call last):
  File "D:\Buildslave\3.x.moore-windows\build\lib\test\test_mmap.py", line 19, in setUp
    os.unlink(TESTFN)
PermissionError: [WinError 32] The process cannot access the file because it is being used by another process: '@test_2636_tmp'

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ERROR: test_error (test.test_mmap.MmapTests)
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Traceback (most recent call last):
  File "D:\Buildslave\3.x.moore-windows\build\lib\test\test_mmap.py", line 19, in setUp
    os.unlink(TESTFN)
PermissionError: [WinError 32] The process cannot access the file because it is being used by another process: '@test_2636_tmp'

======================================================================


[...]

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nosy: +skrah
resolution: fixed -> 
status: closed -> open

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue15676>
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