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authorAndrey Doroschenko <dorosch.github.io@yandex.ru>2020-10-20 14:05:01 (GMT)
committerGitHub <noreply@github.com>2020-10-20 14:05:01 (GMT)
commitec42789e6e14f6b6ac13569aeadc13798d7173a8 (patch)
tree4354f760371a9d4d0430d8ec0b610baf4d3703c5
parentfaddc7449d07e883b8ad8bb95dd68ce6dbdc06e8 (diff)
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bpo-39693: mention KeyError in tarfile extractfile documentation (GH-18639)
Co-authored-by: Andrey Darascheka <andrei.daraschenka@leverx.com>
-rw-r--r--Doc/library/tarfile.rst9
-rwxr-xr-xLib/tarfile.py7
-rw-r--r--Misc/ACKS1
-rw-r--r--Misc/NEWS.d/next/Documentation/2020-02-24-09-02-05.bpo-39693.QXw0Fm.rst1
4 files changed, 11 insertions, 7 deletions
diff --git a/Doc/library/tarfile.rst b/Doc/library/tarfile.rst
index cca466b..7a114fd 100644
--- a/Doc/library/tarfile.rst
+++ b/Doc/library/tarfile.rst
@@ -445,10 +445,11 @@ be finalized; only the internally used file object will be closed. See the
.. method:: TarFile.extractfile(member)
- Extract a member from the archive as a file object. *member* may be a filename
- or a :class:`TarInfo` object. If *member* is a regular file or a link, an
- :class:`io.BufferedReader` object is returned. Otherwise, :const:`None` is
- returned.
+ Extract a member from the archive as a file object. *member* may be
+ a filename or a :class:`TarInfo` object. If *member* is a regular file or
+ a link, an :class:`io.BufferedReader` object is returned. For all other
+ existing members, :const:`None` is returned. If *member* does not appear
+ in the archive, :exc:`KeyError` is raised.
.. versionchanged:: 3.3
Return an :class:`io.BufferedReader` object.
diff --git a/Lib/tarfile.py b/Lib/tarfile.py
index 1fae294..e422794 100755
--- a/Lib/tarfile.py
+++ b/Lib/tarfile.py
@@ -2093,9 +2093,10 @@ class TarFile(object):
def extractfile(self, member):
"""Extract a member from the archive as a file object. `member' may be
- a filename or a TarInfo object. If `member' is a regular file or a
- link, an io.BufferedReader object is returned. Otherwise, None is
- returned.
+ a filename or a TarInfo object. If `member' is a regular file or
+ a link, an io.BufferedReader object is returned. For all other
+ existing members, None is returned. If `member' does not appear
+ in the archive, KeyError is raised.
"""
self._check("r")
diff --git a/Misc/ACKS b/Misc/ACKS
index 0aab456..404f70e 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -1957,5 +1957,6 @@ Gennadiy Zlobin
Doug Zongker
Peter Åstrand
Vlad Emelianov
+Andrey Doroschenko
(Entries should be added in rough alphabetical order by last names)
diff --git a/Misc/NEWS.d/next/Documentation/2020-02-24-09-02-05.bpo-39693.QXw0Fm.rst b/Misc/NEWS.d/next/Documentation/2020-02-24-09-02-05.bpo-39693.QXw0Fm.rst
new file mode 100644
index 0000000..86049c5
--- /dev/null
+++ b/Misc/NEWS.d/next/Documentation/2020-02-24-09-02-05.bpo-39693.QXw0Fm.rst
@@ -0,0 +1 @@
+Fix tarfile's extractfile documentation