From ad3720359faa933d04bde3d3222fd54e73ee7feb Mon Sep 17 00:00:00 2001 From: "Miss Islington (bot)" <31488909+miss-islington@users.noreply.github.com> Date: Sat, 6 Jul 2019 14:54:56 -0700 Subject: [PATCH] bpo-37487: Fix PyList_GetItem index description. (GH-14623) (GH-14624) 0 is a legal index. (cherry picked from commit f8709e804d16ec5d44b1d2f00d59a0f78df7b792) Co-authored-by: Terry Jan Reedy --- Doc/c-api/list.rst | 6 +++--- .../Documentation/2019-07-06-17-19-26.bpo-37487.QagfZ5.rst | 1 + 2 files changed, 4 insertions(+), 3 deletions(-) create mode 100644 Misc/NEWS.d/next/Documentation/2019-07-06-17-19-26.bpo-37487.QagfZ5.rst diff --git a/Doc/c-api/list.rst b/Doc/c-api/list.rst index 279783a243..dc9026605b 100644 --- a/Doc/c-api/list.rst +++ b/Doc/c-api/list.rst @@ -59,9 +59,9 @@ List Objects .. c:function:: PyObject* PyList_GetItem(PyObject *list, Py_ssize_t index) Return the object at position *index* in the list pointed to by *list*. The - position must be positive, indexing from the end of the list is not - supported. If *index* is out of bounds, return *NULL* and set an - :exc:`IndexError` exception. + position must be non-negative; indexing from the end of the list is not + supported. If *index* is out of bounds (<0 or >=len(list)), + return *NULL* and set an :exc:`IndexError` exception. .. c:function:: PyObject* PyList_GET_ITEM(PyObject *list, Py_ssize_t i) diff --git a/Misc/NEWS.d/next/Documentation/2019-07-06-17-19-26.bpo-37487.QagfZ5.rst b/Misc/NEWS.d/next/Documentation/2019-07-06-17-19-26.bpo-37487.QagfZ5.rst new file mode 100644 index 0000000000..605d08c3c0 --- /dev/null +++ b/Misc/NEWS.d/next/Documentation/2019-07-06-17-19-26.bpo-37487.QagfZ5.rst @@ -0,0 +1 @@ +Fix PyList_GetItem index description to include 0. -- 2.40.0