static PyObject *
BaseRowProxy_iter(BaseRowProxy *self)
{
PyObject *values, *result;
values = BaseRowProxy_processvalues(self->row, self->processors, 1);
if (values == NULL)
return NULL;
result = PyObject_GetIter(values);
Py_DECREF(values);
if (result == NULL)
return NULL;
return result;
}
static PyObject *
BaseRowProxy_subscript(BaseRowProxy *self, PyObject *key)
{
PyObject *processors, *values;
PyObject *processor, *value, *processed_value;
PyObject *row, *record, *result, *indexobject;
PyObject *exc_module, *exception;
char *cstr_key;
long index;
int key_fallback = 0;
int tuple_check = 0;
if (PyInt_CheckExact(key)) {
index = PyInt_AS_LONG(key);
} else if (PyLong_CheckExact(key)) {
index = PyLong_AsLong(key);
if ((index == -1) && PyErr_Occurred())
/* -1 can be either the actual value, or an error flag. */
return NULL;
} else if (PySlice_Check(key)) {
values = PyObject_GetItem(self->row, key);
if (values == NULL)
return NULL;
processors = PyObject_GetItem(self->processors, key);
if (processors == NULL) {
Py_DECREF(values);
return NULL;
}
result = BaseRowProxy_processvalues(values, processors, 1);
Py_DECREF(values);
Py_DECREF(processors);
return result;
} else {
record = PyDict_GetItem((PyObject *)self->keymap, key);
if (record == NULL) {
record = PyObject_CallMethod(self->parent, "_key_fallback",
"O", key);
if (record == NULL)
return NULL;
key_fallback = 1;
}
indexobject = PyTuple_GetItem(record, 2);
if (indexobject == NULL)
return NULL;
if (key_fallback) {
Py_DECREF(record);
}
if (indexobject == Py_None) {
exc_module = PyImport_ImportModule("sqlalchemy.exc");
if (exc_module == NULL)
return NULL;
exception = PyObject_GetAttrString(exc_module,
"InvalidRequestError");
Py_DECREF(exc_module);
if (exception == NULL)
return NULL;
cstr_key = PyString_AsString(key);
if (cstr_key == NULL)
return NULL;
PyErr_Format(exception,
"Ambiguous column name '%.200s' in result set! "
"try 'use_labels' option on select statement.", cstr_key);
return NULL;
}
index = PyInt_AsLong(indexobject);
if ((index == -1) && PyErr_Occurred())
/* -1 can be either the actual value, or an error flag. */
return NULL;
}
processor = PyList_GetItem(self->processors, index);
if (processor == NULL)
return NULL;
row = self->row;
if (PyTuple_CheckExact(row)) {
value = PyTuple_GetItem(row, index);
tuple_check = 1;
}
else {
value = PySequence_GetItem(row, index);
tuple_check = 0;
}
if (value == NULL)
return NULL;
if (processor != Py_None) {
processed_value = PyObject_CallFunctionObjArgs(processor, value, NULL);
if (!tuple_check) {
Py_DECREF(value);
}
return processed_value;
} else {
if (tuple_check) {
Py_INCREF(value);
}
return value;
}
}
static PyListObject *
BaseRowProxy_values(BaseRowProxy *self)
{
return (PyListObject *)BaseRowProxy_processvalues(self->row,
self->processors, 0);
}
static PyObject *
BaseRowProxy_subscript(BaseRowProxy *self, PyObject *key)
{
PyObject *processors, *values;
PyObject *processor, *value, *processed_value;
PyObject *row, *record, *result, *indexobject;
PyObject *exc_module, *exception, *cstr_obj;
#if PY_MAJOR_VERSION >= 3
PyObject *bytes;
#endif
char *cstr_key;
long index;
int key_fallback = 0;
int tuple_check = 0;
#if PY_MAJOR_VERSION < 3
if (PyInt_CheckExact(key)) {
index = PyInt_AS_LONG(key);
}
#endif
if (PyLong_CheckExact(key)) {
index = PyLong_AsLong(key);
if ((index == -1) && PyErr_Occurred())
/* -1 can be either the actual value, or an error flag. */
return NULL;
} else if (PySlice_Check(key)) {
values = PyObject_GetItem(self->row, key);
if (values == NULL)
return NULL;
processors = PyObject_GetItem(self->processors, key);
if (processors == NULL) {
Py_DECREF(values);
return NULL;
}
result = BaseRowProxy_processvalues(values, processors, 1);
Py_DECREF(values);
Py_DECREF(processors);
return result;
} else {
record = PyDict_GetItem((PyObject *)self->keymap, key);
if (record == NULL) {
record = PyObject_CallMethod(self->parent, "_key_fallback",
"O", key);
if (record == NULL)
return NULL;
key_fallback = 1;
}
indexobject = PyTuple_GetItem(record, 2);
if (indexobject == NULL)
return NULL;
if (key_fallback) {
Py_DECREF(record);
}
if (indexobject == Py_None) {
exc_module = PyImport_ImportModule("sqlalchemy.exc");
if (exc_module == NULL)
return NULL;
exception = PyObject_GetAttrString(exc_module,
"InvalidRequestError");
Py_DECREF(exc_module);
if (exception == NULL)
return NULL;
// wow. this seems quite excessive.
cstr_obj = PyObject_Str(key);
if (cstr_obj == NULL)
return NULL;
/*
FIXME: raise encoding error exception (in both versions below)
if the key contains non-ascii chars, instead of an
InvalidRequestError without any message like in the
python version.
*/
#if PY_MAJOR_VERSION >= 3
bytes = PyUnicode_AsASCIIString(cstr_obj);
if (bytes == NULL)
return NULL;
cstr_key = PyBytes_AS_STRING(bytes);
#else
cstr_key = PyString_AsString(cstr_obj);
#endif
if (cstr_key == NULL) {
Py_DECREF(cstr_obj);
return NULL;
}
Py_DECREF(cstr_obj);
PyErr_Format(exception,
"Ambiguous column name '%.200s' in result set! "
"try 'use_labels' option on select statement.", cstr_key);
return NULL;
}
#if PY_MAJOR_VERSION >= 3
index = PyLong_AsLong(indexobject);
#else
index = PyInt_AsLong(indexobject);
#endif
if ((index == -1) && PyErr_Occurred())
/* -1 can be either the actual value, or an error flag. */
return NULL;
}
processor = PyList_GetItem(self->processors, index);
if (processor == NULL)
return NULL;
row = self->row;
if (PyTuple_CheckExact(row)) {
value = PyTuple_GetItem(row, index);
tuple_check = 1;
}
else {
value = PySequence_GetItem(row, index);
tuple_check = 0;
}
if (value == NULL)
return NULL;
if (processor != Py_None) {
processed_value = PyObject_CallFunctionObjArgs(processor, value, NULL);
if (!tuple_check) {
Py_DECREF(value);
}
return processed_value;
} else {
if (tuple_check) {
Py_INCREF(value);
}
return value;
}
}