Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

bpo-46906: Mention native endian in PyFloat_Pack8() doc #31866

Merged
merged 1 commit into from
Mar 14, 2022
Merged

bpo-46906: Mention native endian in PyFloat_Pack8() doc #31866

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 6 additions & 2 deletions Doc/c-api/float.rst
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -109,7 +109,9 @@ Pack functions
The pack routines write 2, 4 or 8 bytes, starting at *p*. *le* is an
:c:type:`int` argument, non-zero if you want the bytes string in little-endian
format (exponent last, at ``p+1``, ``p+3``, or ``p+6`` ``p+7``), zero if you
want big-endian format (exponent first, at *p*).
want big-endian format (exponent first, at *p*). The :c:data:`PY_BIG_ENDIAN`
constant can be used to use the native endian: it is equal to ``1`` on big
endian processor, or ``0`` on little endian processor.

Return value: ``0`` if all is OK, ``-1`` if error (and an exception is set,
most likely :exc:`OverflowError`).
Expand Down Expand Up @@ -138,7 +140,9 @@ Unpack functions
The unpack routines read 2, 4 or 8 bytes, starting at *p*. *le* is an
:c:type:`int` argument, non-zero if the bytes string is in little-endian format
(exponent last, at ``p+1``, ``p+3`` or ``p+6`` and ``p+7``), zero if big-endian
(exponent first, at *p*).
(exponent first, at *p*). The :c:data:`PY_BIG_ENDIAN` constant can be used to
use the native endian: it is equal to ``1`` on big endian processor, or ``0``
on little endian processor.

Return value: The unpacked double. On error, this is ``-1.0`` and
:c:func:`PyErr_Occurred` is true (and an exception is set, most likely
Expand Down