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| author | Georg Brandl <georg@python.org> | 2012-02-20 20:31:46 (GMT) |
|---|---|---|
| committer | Georg Brandl <georg@python.org> | 2012-02-20 20:31:46 (GMT) |
| commit | 09a7c72cad48f568e0781541167cf9ea6a3f0760 (patch) | |
| tree | d925894bfc3662e33c03ff7b6b2c5e9e38749b73 /Doc/library/sys.rst | |
| parent | fee358b0df547e9451cfb0b3d25980e6cc7177cc (diff) | |
| parent | 2daf6ae2495c862adf8bc717bfe9964081ea0b10 (diff) | |
| download | cpython-09a7c72cad48f568e0781541167cf9ea6a3f0760.zip cpython-09a7c72cad48f568e0781541167cf9ea6a3f0760.tar.gz cpython-09a7c72cad48f568e0781541167cf9ea6a3f0760.tar.bz2 | |
Merge from 3.1: Issue #13703: add a way to randomize the hash values of basic types (str, bytes, datetime)
in order to make algorithmic complexity attacks on (e.g.) web apps much more complicated.
The environment variable PYTHONHASHSEED and the new command line flag -R control this
behavior.
Diffstat (limited to 'Doc/library/sys.rst')
| -rw-r--r-- | Doc/library/sys.rst | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Doc/library/sys.rst b/Doc/library/sys.rst index d611acf..063e0a5 100644 --- a/Doc/library/sys.rst +++ b/Doc/library/sys.rst @@ -253,11 +253,15 @@ always available. :const:`verbose` :option:`-v` :const:`bytes_warning` :option:`-b` :const:`quiet` :option:`-q` + :const:`hash_randomization` :option:`-R` ============================= ============================= .. versionchanged:: 3.2 Added ``quiet`` attribute for the new :option:`-q` flag. + .. versionadded:: 3.2.3 + The ``hash_randomization`` attribute. + .. data:: float_info |