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-rw-r--r--Doc/library/tarfile.rst27
-rw-r--r--Lib/tarfile.py4
-rw-r--r--Lib/test/test_tarfile.py4
-rw-r--r--Misc/NEWS4
4 files changed, 24 insertions, 15 deletions
diff --git a/Doc/library/tarfile.rst b/Doc/library/tarfile.rst
index d7fbf39..d578a79 100644
--- a/Doc/library/tarfile.rst
+++ b/Doc/library/tarfile.rst
@@ -370,19 +370,20 @@ be finalized; only the internally used file object will be closed. See the
and :meth:`close`, and also supports iteration over its lines.
-.. method:: TarFile.add(name, arcname=None, recursive=True, exclude=None, filter=None)
-
- Add the file *name* to the archive. *name* may be any type of file (directory,
- fifo, symbolic link, etc.). If given, *arcname* specifies an alternative name
- for the file in the archive. Directories are added recursively by default. This
- can be avoided by setting *recursive* to :const:`False`. If *exclude* is given,
- it must be a function that takes one filename argument and returns a boolean
- value. Depending on this value the respective file is either excluded
- (:const:`True`) or added (:const:`False`). If *filter* is specified it must
- be a function that takes a :class:`TarInfo` object argument and returns the
- changed :class:`TarInfo` object. If it instead returns :const:`None` the :class:`TarInfo`
- object will be excluded from the archive. See :ref:`tar-examples` for an
- example.
+.. method:: TarFile.add(name, arcname=None, recursive=True, exclude=None, *, filter=None)
+
+ Add the file *name* to the archive. *name* may be any type of file
+ (directory, fifo, symbolic link, etc.). If given, *arcname* specifies an
+ alternative name for the file in the archive. Directories are added
+ recursively by default. This can be avoided by setting *recursive* to
+ :const:`False`. If *exclude* is given, it must be a function that takes one
+ filename argument and returns a boolean value. Depending on this value the
+ respective file is either excluded (:const:`True`) or added
+ (:const:`False`). If *filter* is specified it must be a keyword argument. It
+ should be a function that takes a :class:`TarInfo` object argument and
+ returns the changed :class:`TarInfo` object. If it instead returns
+ :const:`None` the :class:`TarInfo` object will be excluded from the
+ archive. See :ref:`tar-examples` for an example.
.. versionchanged:: 3.2
Added the *filter* parameter.
diff --git a/Lib/tarfile.py b/Lib/tarfile.py
index fd898c7..e3747e9 100644
--- a/Lib/tarfile.py
+++ b/Lib/tarfile.py
@@ -2025,7 +2025,7 @@ class TarFile(object):
print("link to", tarinfo.linkname, end=' ')
print()
- def add(self, name, arcname=None, recursive=True, exclude=None, filter=None):
+ def add(self, name, arcname=None, recursive=True, exclude=None, *, filter=None):
"""Add the file `name' to the archive. `name' may be any type of file
(directory, fifo, symbolic link, etc.). If given, `arcname'
specifies an alternative name for the file in the archive.
@@ -2082,7 +2082,7 @@ class TarFile(object):
if recursive:
for f in os.listdir(name):
self.add(os.path.join(name, f), os.path.join(arcname, f),
- recursive, exclude, filter)
+ recursive, exclude, filter=filter)
else:
self.addfile(tarinfo)
diff --git a/Lib/test/test_tarfile.py b/Lib/test/test_tarfile.py
index ff02c69..94ef61c 100644
--- a/Lib/test/test_tarfile.py
+++ b/Lib/test/test_tarfile.py
@@ -919,6 +919,10 @@ class WriteTest(WriteTestBase):
finally:
tar.close()
+ # Verify that filter is a keyword-only argument
+ with self.assertRaises(TypeError):
+ tar.add(tempdir, "empty_dir", True, None, filter)
+
tar = tarfile.open(tmpname, "r")
try:
for tarinfo in tar:
diff --git a/Misc/NEWS b/Misc/NEWS
index 5655205..f2e37b5 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -16,6 +16,10 @@ Core and Builtins
Library
-------
+- Issue #11014: Make 'filter' argument in tarfile.Tarfile.add() into a
+ keyword-only argument. The preceding positional argument was deprecated,
+ so it made no sense to add filter as a positional argument.
+
- Issue #11004: Repaired edge case in deque.count().
- Issue #10974: IDLE no longer crashes if its recent files list includes files