Commit d4262734 authored by Stefan Behnel's avatar Stefan Behnel

merge

parents b93bc723 ae4e138b
......@@ -3447,11 +3447,15 @@ class PrintStatNode(StatNode):
# print statement
#
# arg_tuple TupleNode
# stream ExprNode or None (stdout)
# append_newline boolean
child_attrs = ["arg_tuple"]
child_attrs = ["arg_tuple", "stream"]
def analyse_expressions(self, env):
if self.stream:
self.stream.analyse_expressions(env)
self.stream = self.stream.coerce_to_pyobject(env)
self.arg_tuple.analyse_expressions(env)
self.arg_tuple = self.arg_tuple.coerce_to_pyobject(env)
env.use_utility_code(printing_utility_code)
......@@ -3462,12 +3466,18 @@ class PrintStatNode(StatNode):
gil_message = "Python print statement"
def generate_execution_code(self, code):
if self.stream:
self.stream.generate_evaluation_code(code)
stream_result = self.stream.py_result()
else:
stream_result = '0'
if len(self.arg_tuple.args) == 1 and self.append_newline:
arg = self.arg_tuple.args[0]
arg.generate_evaluation_code(code)
code.putln(
"if (__Pyx_PrintOne(%s) < 0) %s" % (
"if (__Pyx_PrintOne(%s, %s) < 0) %s" % (
stream_result,
arg.py_result(),
code.error_goto(self.pos)))
arg.generate_disposal_code(code)
......@@ -3475,14 +3485,21 @@ class PrintStatNode(StatNode):
else:
self.arg_tuple.generate_evaluation_code(code)
code.putln(
"if (__Pyx_Print(%s, %d) < 0) %s" % (
"if (__Pyx_Print(%s, %s, %d) < 0) %s" % (
stream_result,
self.arg_tuple.py_result(),
self.append_newline,
code.error_goto(self.pos)))
self.arg_tuple.generate_disposal_code(code)
self.arg_tuple.free_temps(code)
if self.stream:
self.stream.generate_disposal_code(code)
self.stream.free_temps(code)
def annotate(self, code):
if self.stream:
self.stream.annotate(code)
self.arg_tuple.annotate(code)
......@@ -5028,7 +5045,7 @@ else:
printing_utility_code = UtilityCode(
proto = """
static int __Pyx_Print(PyObject *, int); /*proto*/
static int __Pyx_Print(PyObject*, PyObject *, int); /*proto*/
#if PY_MAJOR_VERSION >= 3
static PyObject* %s = 0;
static PyObject* %s = 0;
......@@ -5044,13 +5061,14 @@ static PyObject *__Pyx_GetStdout(void) {
return f;
}
static int __Pyx_Print(PyObject *arg_tuple, int newline) {
PyObject *f;
static int __Pyx_Print(PyObject* f, PyObject *arg_tuple, int newline) {
PyObject* v;
int i;
if (!(f = __Pyx_GetStdout()))
return -1;
if (!f) {
if (!(f = __Pyx_GetStdout()))
return -1;
}
for (i=0; i < PyTuple_GET_SIZE(arg_tuple); i++) {
if (PyFile_SoftSpace(f, 1)) {
if (PyFile_WriteString(" ", f) < 0)
......@@ -5078,7 +5096,7 @@ static int __Pyx_Print(PyObject *arg_tuple, int newline) {
#else /* Python 3 has a print function */
static int __Pyx_Print(PyObject *arg_tuple, int newline) {
static int __Pyx_Print(PyObject* stream, PyObject *arg_tuple, int newline) {
PyObject* kwargs = 0;
PyObject* result = 0;
PyObject* end_string;
......@@ -5087,27 +5105,43 @@ static int __Pyx_Print(PyObject *arg_tuple, int newline) {
if (!%(PRINT_FUNCTION)s)
return -1;
}
if (stream) {
kwargs = PyDict_New();
if (unlikely(!kwargs))
return -1;
if (unlikely(PyDict_SetItemString(kwargs, "file", stream) < 0))
goto bad;
}
}
if (!newline) {
if (!%(PRINT_KWARGS)s) {
if (!kwargs)
kwargs = %(PRINT_KWARGS)s;
if (!kwargs) {
%(PRINT_KWARGS)s = PyDict_New();
if (!%(PRINT_KWARGS)s)
return -1;
end_string = PyUnicode_FromStringAndSize(" ", 1);
if (!end_string)
if unlikely((!%(PRINT_KWARGS)s))
return -1;
if (PyDict_SetItemString(%(PRINT_KWARGS)s, "end", end_string) < 0) {
Py_DECREF(end_string);
return -1;
}
kwargs = %(PRINT_KWARGS)s;
}
end_string = PyUnicode_FromStringAndSize(" ", 1);
if (unlikely(!end_string))
goto bad;
if (PyDict_SetItemString(%(PRINT_KWARGS)s, "end", end_string) < 0) {
Py_DECREF(end_string);
goto bad;
}
kwargs = %(PRINT_KWARGS)s;
Py_DECREF(end_string);
}
result = PyObject_Call(%(PRINT_FUNCTION)s, arg_tuple, kwargs);
if (unlikely(kwargs) && (kwargs != %(PRINT_FUNCTION)s))
Py_DECREF(kwargs);
if (!result)
return -1;
Py_DECREF(result);
return 0;
bad:
if (kwargs != %(PRINT_FUNCTION)s)
Py_XDECREF(kwargs);
return -1;
}
#endif
......@@ -5119,15 +5153,16 @@ static int __Pyx_Print(PyObject *arg_tuple, int newline) {
printing_one_utility_code = UtilityCode(
proto = """
static int __Pyx_PrintOne(PyObject *o); /*proto*/
static int __Pyx_PrintOne(PyObject* stream, PyObject *o); /*proto*/
""",
impl = r"""
#if PY_MAJOR_VERSION < 3
static int __Pyx_PrintOne(PyObject *o) {
PyObject *f;
if (!(f = __Pyx_GetStdout()))
return -1;
static int __Pyx_PrintOne(PyObject* f, PyObject *o) {
if (!f) {
if (!(f = __Pyx_GetStdout()))
return -1;
}
if (PyFile_SoftSpace(f, 0)) {
if (PyFile_WriteString(" ", f) < 0)
return -1;
......@@ -5139,19 +5174,19 @@ static int __Pyx_PrintOne(PyObject *o) {
return 0;
/* the line below is just to avoid compiler
* compiler warnings about unused functions */
return __Pyx_Print(NULL, 0);
return __Pyx_Print(f, NULL, 0);
}
#else /* Python 3 has a print function */
static int __Pyx_PrintOne(PyObject *o) {
static int __Pyx_PrintOne(PyObject* stream, PyObject *o) {
int res;
PyObject* arg_tuple = PyTuple_New(1);
if (unlikely(!arg_tuple))
return -1;
Py_INCREF(o);
PyTuple_SET_ITEM(arg_tuple, 0, o);
res = __Pyx_Print(arg_tuple, 1);
res = __Pyx_Print(stream, arg_tuple, 1);
Py_DECREF(arg_tuple);
return res;
}
......
......@@ -929,11 +929,17 @@ def p_expression_or_assignment(s):
def p_print_statement(s):
# s.sy == 'print'
pos = s.position()
ends_with_comma = 0
s.next()
if s.sy == '>>':
s.error("'print >>' not yet implemented")
s.next()
stream = p_simple_expr(s)
if s.sy == ',':
s.next()
ends_with_comma = s.sy in ('NEWLINE', 'EOF')
else:
stream = None
args = []
ends_with_comma = 0
if s.sy not in ('NEWLINE', 'EOF'):
args.append(p_simple_expr(s))
while s.sy == ',':
......@@ -944,7 +950,8 @@ def p_print_statement(s):
args.append(p_simple_expr(s))
arg_tuple = ExprNodes.TupleNode(pos, args = args)
return Nodes.PrintStatNode(pos,
arg_tuple = arg_tuple, append_newline = not ends_with_comma)
arg_tuple = arg_tuple, stream = stream,
append_newline = not ends_with_comma)
def p_exec_statement(s):
# s.sy == 'exec'
......
......@@ -14,3 +14,29 @@ def f(a, b):
print a, b
print a, b,
print 42, u"spam"
try:
from StringIO import StringIO
except ImportError:
from io import StringIO
def s(stream, a, b):
"""
>>> stream = StringIO()
>>> s(stream, 1, 'test')
>>> print(stream.getvalue())
<BLANKLINE>
1
1 test
1 test
1 test 42 spam
<BLANKLINE>
"""
print >> stream
print >> stream, a
print >> stream, a,
print >> stream, b
print >> stream, a, b
print >> stream, a, b,
print >> stream, 42, u"spam"
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