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Change list.extend() error msgs and NEWS to reflect that list.extend()

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now takes any iterable argument, not only sequences.

NEEDS DOC CHANGES -- but I don't think we settled on a concise way to
say this stuff.
This commit is contained in:
Tim Peters 2001-05-26 19:37:54 +00:00
parent 442914d265
commit 1af03e98d9
2 changed files with 4 additions and 3 deletions
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3
Misc/NEWS
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@ -100,7 +100,8 @@ Core
map(), filter(), reduce(), zip()
list(), tuple() (PySequence_Tuple() and PySequence_Fast() in C API)
max(), min()
.join() method of strings
join() method of strings
extend() method of lists
'x in y' and 'x not in y' (PySequence_Contains() in C API)
operator.countOf() (PySequence_Count() in C API)

4
Objects/listobject.c
View File

@ -644,7 +644,7 @@ listextend_internal(PyListObject *self, PyObject *b)
static PyObject *
list_inplace_concat(PyListObject *self, PyObject *other)
{
other = PySequence_Fast(other, "argument to += must be a sequence");
other = PySequence_Fast(other, "argument to += must be iterable");
if (!other)
return NULL;
@ -664,7 +664,7 @@ listextend(PyListObject *self, PyObject *args)
if (!PyArg_ParseTuple(args, "O:extend", &b))
return NULL;
b = PySequence_Fast(b, "list.extend() argument must be a sequence");
b = PySequence_Fast(b, "list.extend() argument must be iterable");
if (!b)
return NULL;