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Diffstat (limited to 'Doc/library/zipfile.rst')
-rw-r--r-- | Doc/library/zipfile.rst | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/Doc/library/zipfile.rst b/Doc/library/zipfile.rst index 465d786cbd..1d23a7c4d2 100644 --- a/Doc/library/zipfile.rst +++ b/Doc/library/zipfile.rst @@ -219,8 +219,14 @@ ZipFile Objects .. note:: - Objects returned by :meth:`.open` can operate independently of the - ZipFile. + If the ZipFile was created by passing in a file-like object as the first + argument to the constructor, then the object returned by :meth:`.open` shares the + ZipFile's file pointer. Under these circumstances, the object returned by + :meth:`.open` should not be used after any additional operations are performed + on the ZipFile object. If the ZipFile was created by passing in a string (the + filename) as the first argument to the constructor, then :meth:`.open` will + create a new file object that will be held by the ZipExtFile, allowing it to + operate independently of the ZipFile. .. note:: |