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Diffstat (limited to 'Doc/lib/libos.tex')
| -rw-r--r-- | Doc/lib/libos.tex | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/Doc/lib/libos.tex b/Doc/lib/libos.tex index f60693c..88e6402 100644 --- a/Doc/lib/libos.tex +++ b/Doc/lib/libos.tex @@ -1828,3 +1828,22 @@ Macintosh. Also available via \module{os.path}. \versionadded{2.4} \end{datadesc} + + +\subsection{Miscellaneous Functions \label{os-miscfunc}} + +\begin{funcdesc}{urandom}{n} +Return a string of \var{n} random bytes suitable for cryptographic use. + +This function returns random bytes from an OS-specific +randomness source. The returned data should be unpredictable enough for +cryptographic applications, though its exact quality depends on the OS +implementation. On a UNIX-like system this will query /dev/urandom, and +on Windows it will use CryptGenRandom. If a randomness source is not +found, \exception{NotImplementedError} will be raised. +\versionadded{2.4} +\end{funcdesc} + + + + |