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when print() gets unicode arguments, sep and end should be unicode by default #4618

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This commit is contained in:
Benjamin Peterson 2009-07-02 18:16:45 +00:00
parent 1bf4765369
commit 753d16234f
3 changed files with 107 additions and 25 deletions
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94
Python/bltinmodule.c
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@ -1556,14 +1556,40 @@ static PyObject *
builtin_print(PyObject *self, PyObject *args, PyObject *kwds)
{
static char *kwlist[] = {"sep", "end", "file", 0};
static PyObject *dummy_args;
static PyObject *dummy_args = NULL;
static PyObject *unicode_newline = NULL, *unicode_space = NULL;
static PyObject *str_newline = NULL, *str_space = NULL;
PyObject *newline, *space;
PyObject *sep = NULL, *end = NULL, *file = NULL;
int i, err;
int i, err, use_unicode = 0;
if (dummy_args == NULL) {
if (!(dummy_args = PyTuple_New(0)))
return NULL;
}
if (str_newline == NULL) {
str_newline = PyString_FromString("\n");
if (str_newline == NULL)
return NULL;
str_space = PyString_FromString(" ");
if (str_space == NULL) {
Py_CLEAR(str_newline);
return NULL;
}
unicode_newline = PyUnicode_FromString("\n");
if (unicode_newline == NULL) {
Py_CLEAR(str_newline);
Py_CLEAR(str_space);
return NULL;
}
unicode_space = PyUnicode_FromString(" ");
if (unicode_space == NULL) {
Py_CLEAR(str_newline);
Py_CLEAR(str_space);
Py_CLEAR(unicode_space);
return NULL;
}
}
if (!PyArg_ParseTupleAndKeywords(dummy_args, kwds, "|OOO:print",
kwlist, &sep, &end, &file))
return NULL;
@ -1573,26 +1599,56 @@ builtin_print(PyObject *self, PyObject *args, PyObject *kwds)
if (file == Py_None)
Py_RETURN_NONE;
}
if (sep && sep != Py_None && !PyString_Check(sep) &&
!PyUnicode_Check(sep)) {
PyErr_Format(PyExc_TypeError,
"sep must be None, str or unicode, not %.200s",
sep->ob_type->tp_name);
return NULL;
if (sep == Py_None) {
sep = NULL;
}
if (end && end != Py_None && !PyString_Check(end) &&
!PyUnicode_Check(end)) {
PyErr_Format(PyExc_TypeError,
"end must be None, str or unicode, not %.200s",
end->ob_type->tp_name);
return NULL;
else if (sep) {
if (PyUnicode_Check(sep)) {
use_unicode = 1;
}
else if (!PyString_Check(sep)) {
PyErr_Format(PyExc_TypeError,
"sep must be None, str or unicode, not %.200s",
sep->ob_type->tp_name);
return NULL;
}
}
if (end == Py_None)
end = NULL;
else if (end) {
if (PyUnicode_Check(end)) {
use_unicode = 1;
}
else if (!PyString_Check(end)) {
PyErr_Format(PyExc_TypeError,
"end must be None, str or unicode, not %.200s",
end->ob_type->tp_name);
return NULL;
}
}
if (!use_unicode) {
for (i = 0; i < PyTuple_Size(args); i++) {
if (PyUnicode_Check(PyTuple_GET_ITEM(args, i))) {
use_unicode = 1;
break;
}
}
}
if (use_unicode) {
newline = unicode_newline;
space = unicode_space;
}
else {
newline = str_newline;
space = str_space;
}
for (i = 0; i < PyTuple_Size(args); i++) {
if (i > 0) {
if (sep == NULL || sep == Py_None)
err = PyFile_WriteString(" ", file);
if (sep == NULL)
err = PyFile_WriteObject(space, file,
Py_PRINT_RAW);
else
err = PyFile_WriteObject(sep, file,
Py_PRINT_RAW);
@ -1605,8 +1661,8 @@ builtin_print(PyObject *self, PyObject *args, PyObject *kwds)
return NULL;
}
if (end == NULL || end == Py_None)
err = PyFile_WriteString("\n", file);
if (end == NULL)
err = PyFile_WriteObject(newline, file, Py_PRINT_RAW);
else
err = PyFile_WriteObject(end, file, Py_PRINT_RAW);
if (err)