Re: [PATCH] git-p4: close temporary file before removing

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30.07.2019, 13:37, "Philip McGraw" <philip.mcgraw@xxxxxxxxxxx>:
> python os.remove() throws exceptions on Windows platform when attempting
> to remove file while it is still open. Need to grab filename while file open,
> close file handle, then remove by name. Apparently other platforms are more
> permissive of removing files while busy.
> reference: https://docs.python.org/3/library/os.html#os.remove
> ---
>  git-p4.py | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/git-p4.py b/git-p4.py
> index c71a6832e2..6b9d2a8317 100755
> --- a/git-p4.py
> +++ b/git-p4.py
> @@ -1161,12 +1161,14 @@ def exceedsLargeFileThreshold(self, relPath, contents):
>                  return False
>              contentTempFile = self.generateTempFile(contents)
>              compressedContentFile = tempfile.NamedTemporaryFile(prefix='git-p4-large-file', delete=False)
> + compressedContentFileName = compressedContentFile.name
>              zf = zipfile.ZipFile(compressedContentFile.name, mode='w')
>              zf.write(contentTempFile, compress_type=zipfile.ZIP_DEFLATED)
>              zf.close()
>              compressedContentsSize = zf.infolist()[0].compress_size
>              os.remove(contentTempFile)
> - os.remove(compressedContentFile.name)
> + compressedContentFile.close()
> + os.remove(compressedContentFileName)

I'm not sure why NamedTemporaryFile() is called with delete=False above,
but it appears to me that it can have delete=True instead,
so that there is no need to call os.remove() explicitly
and thus worry about remove vs close ordering at all.

>              if compressedContentsSize > gitConfigInt('git-p4.largeFileCompressedThreshold'):
>                  return True
>          return False
> --
> 2.21.0.windows.1

Thank you,
Andrey.




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