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| author | Victor Stinner <victor.stinner@gmail.com> | 2015-10-14 10:10:00 +0200 |
|---|---|---|
| committer | Victor Stinner <victor.stinner@gmail.com> | 2015-10-14 10:10:00 +0200 |
| commit | ebcf9edc05c03af38c01d8aeb05494b68169756c (patch) | |
| tree | 65a18e6cf7cbab1d8f5ed7e60b4bf3430cb168c8 | |
| parent | 772b2b09f279fdcb01bbd703735d35bd02dd8ec1 (diff) | |
| download | cpython-git-ebcf9edc05c03af38c01d8aeb05494b68169756c.tar.gz | |
Document latest optimizations using _PyBytesWriter
| -rw-r--r-- | Doc/whatsnew/3.6.rst | 17 | ||||
| -rw-r--r-- | Misc/NEWS | 4 |
2 files changed, 17 insertions, 4 deletions
diff --git a/Doc/whatsnew/3.6.rst b/Doc/whatsnew/3.6.rst index b735e9cb27..d1e5045dd9 100644 --- a/Doc/whatsnew/3.6.rst +++ b/Doc/whatsnew/3.6.rst @@ -141,16 +141,25 @@ Optimizations ============= * The ASCII decoder is now up to 60 times as fast for error handlers: - ``surrogateescape``, ``ignore`` and ``replace``. + ``surrogateescape``, ``ignore`` and ``replace`` (Contributed + by Victor Stinner in :issue:`24870`). * The ASCII and the Latin1 encoders are now up to 3 times as fast for the error - error ``surrogateescape``. + error ``surrogateescape`` (Contributed by Victor Stinner in :issue:`25227`). * The UTF-8 encoder is now up to 75 times as fast for error handlers: - ``ignore``, ``replace``, ``surrogateescape``, ``surrogatepass``. + ``ignore``, ``replace``, ``surrogateescape``, ``surrogatepass`` (Contributed + by Victor Stinner in :issue:`25267`). * The UTF-8 decoder is now up to 15 times as fast for error handlers: - ``ignore``, ``replace`` and ``surrogateescape``. + ``ignore``, ``replace`` and ``surrogateescape`` (Contributed + by Victor Stinner in :issue:`25301`). + +* ``bytes % args`` is now up to 2 times faster. (Contributed by Victor Stinner + in :issue:`25349`). + +* ``bytearray % args`` is now between 2.5 and 5 times faster. (Contributed by + Victor Stinner in :issue:`25399`). Build and C API Changes @@ -10,6 +10,9 @@ Release date: XXXX-XX-XX Core and Builtins ----------------- +- Issue #25399: Optimize bytearray % args using the new private _PyBytesWriter + API. Formatting is now between 2.5 and 5 times faster. + - Issue #25274: sys.setrecursionlimit() now raises a RecursionError if the new recursion limit is too low depending at the current recursion depth. Modify also the "lower-water mark" formula to make it monotonic. This mark is used @@ -19,6 +22,7 @@ Core and Builtins sys.stdout.fileno() fails. - Issue #25349: Optimize bytes % args using the new private _PyBytesWriter API. + Formatting is now up to 2 times faster. - Issue #24806: Prevent builtin types that are not allowed to be subclassed from being subclassed through multiple inheritance. |