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document the compress_level argument to tarfile.open (closes #21404)

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Patch by Katherine Busch.
This commit is contained in:
Benjamin Peterson 2014-06-07 12:45:37 -07:00
parent c416162302
commit 9b2731bfdd
2 changed files with 5 additions and 0 deletions
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4
Doc/library/tarfile.rst
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@ -81,6 +81,10 @@ Some facts and figures:
If *fileobj* is specified, it is used as an alternative to a :term:`file object`
opened in binary mode for *name*. It is supposed to be at position 0.
For modes ``'w:gz'``, ``'r:gz'``, ``'w:bz2'``, ``'r:bz2'``, :func:`tarfile.open`
accepts the keyword argument *compresslevel* to specify the compression level of
the file.
For special purposes, there is a second format for *mode*:
``'filemode|[compression]'``. :func:`tarfile.open` will return a :class:`TarFile`
object that processes its data as a stream of blocks. No random seeking will

1
Misc/ACKS
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@ -195,6 +195,7 @@ Roger Burnham
Alastair Burt
Tarn Weisner Burton
Lee Busby
Katherine Busch
Ralph Butler
Nicolas Cadou
Jp Calderone