diff options
| -rw-r--r-- | Doc/ACKS.txt | 1 | ||||
| -rw-r--r-- | Doc/library/mmap.rst | 6 | ||||
| -rw-r--r-- | Misc/NEWS | 3 |
3 files changed, 10 insertions, 0 deletions
diff --git a/Doc/ACKS.txt b/Doc/ACKS.txt index e68826c..433c9ee 100644 --- a/Doc/ACKS.txt +++ b/Doc/ACKS.txt @@ -144,6 +144,7 @@ docs@python.org), and we'll be glad to correct the problem. * Sjoerd Mullender * Dale Nagata * Michal Nowikowski + * Steffen Daode Nurpmeso * Ng Pheng Siong * Koray Oner * Tomas Oppelstrup diff --git a/Doc/library/mmap.rst b/Doc/library/mmap.rst index 7708028..1598cb8 100644 --- a/Doc/library/mmap.rst +++ b/Doc/library/mmap.rst @@ -21,6 +21,12 @@ file object, use its :meth:`fileno` method to obtain the correct value for the :func:`os.open` function, which returns a file descriptor directly (the file still needs to be closed when done). +.. note:: + If you want to create a memory-mapping for a writable, buffered file, you + should :func:`~io.IOBase.flush` the file first. This is necessary to ensure + that local modifications to the buffers are actually available to the + mapping. + For both the Unix and Windows versions of the constructor, *access* may be specified as an optional keyword parameter. *access* accepts one of three values: :const:`ACCESS_READ`, :const:`ACCESS_WRITE`, or :const:`ACCESS_COPY` @@ -237,6 +237,9 @@ Core and Builtins Library ------- +- Issue #12102: Document that buffered files must be flushed before being used + with mmap. Patch by Steffen Daode Nurpmeso. + - Issue #12560: Build libpython.so on OpenBSD. Patch by Stefan Sperling. - Issue #1813: Fix codec lookup under Turkish locales. |