Generated by Cython 3.3.0
Yellow lines hint at Python interaction.
Click on a line that starts with a "+" to see the C code that Cython generated for it.
Raw output: singleton.c
+01: # cython: language_level=3, embedsignature=True, boundscheck=False, wraparound=True, initializedcheck=False
__pyx_t_2 = __Pyx_PyDict_NewPresized(0); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 1, __pyx_L1_error) __Pyx_GOTREF(__pyx_t_2); if (PyDict_SetItem(__pyx_mstate_global->__pyx_d, __pyx_mstate_global->__pyx_n_u_test, __pyx_t_2) < (0)) __PYX_ERR(0, 1, __pyx_L1_error) __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
02: # Copyright (C) 2018-present Jesus Lara
03: #
04: cdef class Singleton(type):
05: """Singleton.
06: Metaclass for Singleton instances.
07: Returns:
08: cls: a singleton version of the class, there are only one
09: version of the instance any time.
10: """
+11: def __init__(cls, name, bases, attrs, **kwargs):
/* Python wrapper */
static int __pyx_pw_9datamodel_8typedefs_9singleton_9Singleton_1__init__(PyObject *__pyx_v_cls, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
static int __pyx_pw_9datamodel_8typedefs_9singleton_9Singleton_1__init__(PyObject *__pyx_v_cls, PyObject *__pyx_args, PyObject *__pyx_kwds) {
PyObject *__pyx_v_name = 0;
PyObject *__pyx_v_bases = 0;
PyObject *__pyx_v_attrs = 0;
CYTHON_UNUSED PyObject *__pyx_v_kwargs = 0;
CYTHON_UNUSED Py_ssize_t __pyx_nargs;
CYTHON_UNUSED PyObject *const *__pyx_kwvalues;
int __pyx_r;
__Pyx_RefNannyDeclarations
__Pyx_RefNannySetupContext("__init__ (wrapper)", 0);
#if CYTHON_ASSUME_SAFE_SIZE
__pyx_nargs = PyTuple_GET_SIZE(__pyx_args);
#else
__pyx_nargs = PyTuple_Size(__pyx_args); if (unlikely(__pyx_nargs < 0)) return -1;
#endif
__pyx_kwvalues = __Pyx_KwValues_VARARGS(__pyx_args, __pyx_nargs);
{
PyObject ** const __pyx_pyargnames[] = {&__pyx_mstate_global->__pyx_n_u_name,&__pyx_mstate_global->__pyx_n_u_bases,&__pyx_mstate_global->__pyx_n_u_attrs,0};
PyObject* values[3] = {0,0,0};
const Py_ssize_t __pyx_kwds_len = (__pyx_kwds) ? __Pyx_NumKwargs_VARARGS(__pyx_kwds) : 0;
if (unlikely(__pyx_kwds_len < 0)) __PYX_ERR(0, 11, __pyx_L3_error)
if (__pyx_kwds_len > 0) {
switch (__pyx_nargs) {
case 3:
values[2] = __Pyx_ArgRef_VARARGS(__pyx_args, 2);
if (!CYTHON_ASSUME_SAFE_MACROS && unlikely(!values[2])) __PYX_ERR(0, 11, __pyx_L3_error)
CYTHON_FALLTHROUGH;
case 2:
values[1] = __Pyx_ArgRef_VARARGS(__pyx_args, 1);
if (!CYTHON_ASSUME_SAFE_MACROS && unlikely(!values[1])) __PYX_ERR(0, 11, __pyx_L3_error)
CYTHON_FALLTHROUGH;
case 1:
values[0] = __Pyx_ArgRef_VARARGS(__pyx_args, 0);
if (!CYTHON_ASSUME_SAFE_MACROS && unlikely(!values[0])) __PYX_ERR(0, 11, __pyx_L3_error)
CYTHON_FALLTHROUGH;
case 0: break;
default: goto __pyx_L5_argtuple_error;
}
const Py_ssize_t kwd_pos_args = __pyx_nargs;
if (__Pyx_ParseKeywords(__pyx_kwds, __pyx_kwvalues, __pyx_pyargnames, __pyx_v_kwargs, values, kwd_pos_args, __pyx_kwds_len, "__init__", 1) < (0)) __PYX_ERR(0, 11, __pyx_L3_error)
for (Py_ssize_t i = __pyx_nargs; i < 3; i++) {
if (unlikely(!values[i])) { __Pyx_RaiseArgtupleInvalid("__init__", 1, 3, 3, i); __PYX_ERR(0, 11, __pyx_L3_error) }
}
} else if (unlikely(__pyx_nargs != 3)) {
goto __pyx_L5_argtuple_error;
} else {
values[0] = __Pyx_ArgRef_VARARGS(__pyx_args, 0);
if (!CYTHON_ASSUME_SAFE_MACROS && unlikely(!values[0])) __PYX_ERR(0, 11, __pyx_L3_error)
values[1] = __Pyx_ArgRef_VARARGS(__pyx_args, 1);
if (!CYTHON_ASSUME_SAFE_MACROS && unlikely(!values[1])) __PYX_ERR(0, 11, __pyx_L3_error)
values[2] = __Pyx_ArgRef_VARARGS(__pyx_args, 2);
if (!CYTHON_ASSUME_SAFE_MACROS && unlikely(!values[2])) __PYX_ERR(0, 11, __pyx_L3_error)
}
__pyx_v_name = values[0];
__pyx_v_bases = values[1];
__pyx_v_attrs = values[2];
}
goto __pyx_L6_skip;
__pyx_L5_argtuple_error:;
__Pyx_RaiseArgtupleInvalid("__init__", 1, 3, 3, __pyx_nargs); __PYX_ERR(0, 11, __pyx_L3_error)
__pyx_L6_skip:;
goto __pyx_L4_argument_unpacking_done;
__pyx_L3_error:;
for (Py_ssize_t __pyx_temp=0; __pyx_temp < (Py_ssize_t)(sizeof(values)/sizeof(values[0])); ++__pyx_temp) {
Py_XDECREF(values[__pyx_temp]);
}
__Pyx_XDECREF(__pyx_v_kwargs); __pyx_v_kwargs = 0;
__Pyx_AddTraceback("datamodel.typedefs.singleton.Singleton.__init__", __pyx_clineno, __pyx_lineno, __pyx_filename);
__Pyx_RefNannyFinishContext();
return -1;
__pyx_L4_argument_unpacking_done:;
__pyx_r = __pyx_pf_9datamodel_8typedefs_9singleton_9Singleton___init__(((struct __pyx_obj_9datamodel_8typedefs_9singleton_Singleton *)__pyx_v_cls), __pyx_v_name, __pyx_v_bases, __pyx_v_attrs, __pyx_v_kwargs);
int __pyx_lineno = 0;
const char *__pyx_filename = NULL;
int __pyx_clineno = 0;
/* function exit code */
for (Py_ssize_t __pyx_temp=0; __pyx_temp < (Py_ssize_t)(sizeof(values)/sizeof(values[0])); ++__pyx_temp) {
Py_XDECREF(values[__pyx_temp]);
}
__Pyx_XDECREF(__pyx_v_kwargs);
__Pyx_RefNannyFinishContext();
return __pyx_r;
}
static int __pyx_pf_9datamodel_8typedefs_9singleton_9Singleton___init__(struct __pyx_obj_9datamodel_8typedefs_9singleton_Singleton *__pyx_v_cls, PyObject *__pyx_v_name, PyObject *__pyx_v_bases, PyObject *__pyx_v_attrs, CYTHON_UNUSED PyObject *__pyx_v_kwargs) {
int __pyx_r;
/* … */
/* function exit code */
__pyx_r = 0;
goto __pyx_L0;
__pyx_L1_error:;
__Pyx_XDECREF(__pyx_t_1);
__Pyx_XDECREF(__pyx_t_2);
__Pyx_XDECREF(__pyx_t_3);
__Pyx_XDECREF(__pyx_t_4);
__Pyx_AddTraceback("datamodel.typedefs.singleton.Singleton.__init__", __pyx_clineno, __pyx_lineno, __pyx_filename);
__pyx_r = -1;
__pyx_L0:;
__Pyx_RefNannyFinishContext();
return __pyx_r;
}
+12: super().__init__(name, bases, attrs)
__pyx_t_4 = NULL;
__pyx_t_5 = 1;
{
PyObject *__pyx_callargs[3] = {__pyx_t_4, ((PyObject *)__pyx_mstate_global->__pyx_ptype_9datamodel_8typedefs_9singleton_Singleton), ((PyObject *)__pyx_v_cls)};
__pyx_t_3 = __Pyx_PyObject_FastCall((PyObject*)__pyx_builtin_super, __pyx_callargs+__pyx_t_5, (3-__pyx_t_5) | (__pyx_t_5*__Pyx_PY_VECTORCALL_ARGUMENTS_OFFSET));
__Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 12, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_3);
}
__pyx_t_2 = __pyx_t_3;
__Pyx_INCREF(__pyx_t_2);
__pyx_t_5 = 0;
{
PyObject *__pyx_callargs[4] = {__pyx_t_2, __pyx_v_name, __pyx_v_bases, __pyx_v_attrs};
__pyx_t_1 = __Pyx_PyObject_FastCallMethod((PyObject*)__pyx_mstate_global->__pyx_n_u_init, __pyx_callargs+__pyx_t_5, (4-__pyx_t_5) | (1*__Pyx_PY_VECTORCALL_ARGUMENTS_OFFSET));
__Pyx_XDECREF(__pyx_t_2); __pyx_t_2 = 0;
__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 12, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_1);
}
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
+13: cls._instances = {}
__pyx_t_1 = __Pyx_PyDict_NewPresized(0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 13, __pyx_L1_error) __Pyx_GOTREF(__pyx_t_1); __Pyx_GIVEREF(__pyx_t_1); __Pyx_GOTREF(__pyx_v_cls->_instances); __Pyx_DECREF(__pyx_v_cls->_instances); __pyx_v_cls->_instances = ((PyObject*)__pyx_t_1); __pyx_t_1 = 0;
+14: cls.__initialized__ = False
__pyx_v_cls->__pyx___initialized__ = 0;
15:
+16: def __call__(cls, *args, **kwargs):
/* Python wrapper */
static PyObject *__pyx_pw_9datamodel_8typedefs_9singleton_9Singleton_3__call__(PyObject *__pyx_v_cls, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
static PyObject *__pyx_pw_9datamodel_8typedefs_9singleton_9Singleton_3__call__(PyObject *__pyx_v_cls, PyObject *__pyx_args, PyObject *__pyx_kwds) {
PyObject *__pyx_v_args = 0;
PyObject *__pyx_v_kwargs = 0;
CYTHON_UNUSED Py_ssize_t __pyx_nargs;
CYTHON_UNUSED PyObject *const *__pyx_kwvalues;
PyObject *__pyx_r = 0;
__Pyx_RefNannyDeclarations
__Pyx_RefNannySetupContext("__call__ (wrapper)", 0);
#if CYTHON_ASSUME_SAFE_SIZE
__pyx_nargs = PyTuple_GET_SIZE(__pyx_args);
#else
__pyx_nargs = PyTuple_Size(__pyx_args); if (unlikely(__pyx_nargs < 0)) return NULL;
#endif
__pyx_kwvalues = __Pyx_KwValues_VARARGS(__pyx_args, __pyx_nargs);
const Py_ssize_t __pyx_kwds_len = (__pyx_kwds) ? __Pyx_NumKwargs_VARARGS(__pyx_kwds) : 0;
if (unlikely(__pyx_kwds_len < 0)) return NULL;
if (__pyx_kwds_len > 0) {
if (unlikely(__Pyx_CheckKeywordStrings(__pyx_kwds) == -1)) return NULL;
__pyx_v_kwargs = __Pyx_KwargsAsDict_VARARGS(__pyx_kwds, __pyx_kwvalues);
if (unlikely(!__pyx_v_kwargs)) return NULL;
__Pyx_GOTREF(__pyx_v_kwargs);
} else {
__pyx_v_kwargs = PyDict_New();
if (unlikely(!__pyx_v_kwargs)) return NULL;
__Pyx_GOTREF(__pyx_v_kwargs);
}
__Pyx_INCREF(__pyx_args);
__pyx_v_args = __pyx_args;
__pyx_r = __pyx_pf_9datamodel_8typedefs_9singleton_9Singleton_2__call__(((struct __pyx_obj_9datamodel_8typedefs_9singleton_Singleton *)__pyx_v_cls), __pyx_v_args, __pyx_v_kwargs);
/* function exit code */
__Pyx_DECREF(__pyx_v_args);
__Pyx_DECREF(__pyx_v_kwargs);
__Pyx_RefNannyFinishContext();
return __pyx_r;
}
static PyObject *__pyx_pf_9datamodel_8typedefs_9singleton_9Singleton_2__call__(struct __pyx_obj_9datamodel_8typedefs_9singleton_Singleton *__pyx_v_cls, PyObject *__pyx_v_args, PyObject *__pyx_v_kwargs) {
CYTHON_UNUSED PyObject *__pyx_v_instance = NULL;
PyObject *__pyx_r = NULL;
/* … */
/* function exit code */
__pyx_L1_error:;
__Pyx_XDECREF(__pyx_t_2);
__Pyx_XDECREF(__pyx_t_3);
__Pyx_XDECREF(__pyx_t_5);
__Pyx_AddTraceback("datamodel.typedefs.singleton.Singleton.__call__", __pyx_clineno, __pyx_lineno, __pyx_filename);
__pyx_r = NULL;
__pyx_L0:;
__Pyx_XDECREF(__pyx_v_instance);
__Pyx_XGIVEREF(__pyx_r);
__Pyx_RefNannyFinishContext();
return __pyx_r;
}
+17: if cls not in cls._instances:
if (unlikely(__pyx_v_cls->_instances == Py_None)) {
PyErr_SetString(PyExc_TypeError, "\047NoneType\047 object is not iterable");
__PYX_ERR(0, 17, __pyx_L1_error)
}
__pyx_t_1 = (__Pyx_PyDict_ContainsTF(((PyObject *)__pyx_v_cls), __pyx_v_cls->_instances, Py_NE)); if (unlikely((__pyx_t_1 < 0))) __PYX_ERR(0, 17, __pyx_L1_error)
if (__pyx_t_1) {
/* … */
goto __pyx_L3;
}
18: # First time creating an instance for this class
+19: cls._instances[cls] = super(Singleton, cls).__call__(*args, **kwargs)
__pyx_t_3 = NULL;
__pyx_t_4 = 1;
{
PyObject *__pyx_callargs[3] = {__pyx_t_3, ((PyObject *)__pyx_mstate_global->__pyx_ptype_9datamodel_8typedefs_9singleton_Singleton), ((PyObject *)__pyx_v_cls)};
__pyx_t_2 = __Pyx_PyObject_FastCall((PyObject*)__pyx_builtin_super, __pyx_callargs+__pyx_t_4, (3-__pyx_t_4) | (__pyx_t_4*__Pyx_PY_VECTORCALL_ARGUMENTS_OFFSET));
__Pyx_XDECREF(__pyx_t_3); __pyx_t_3 = 0;
if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 19, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_2);
}
__pyx_t_3 = __Pyx_PyObject_GetAttrStr(__pyx_t_2, __pyx_mstate_global->__pyx_n_u_call); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 19, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_3);
__Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
__pyx_t_2 = PyDict_Copy(__pyx_v_kwargs); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 19, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_2);
__pyx_t_5 = __Pyx_PyObject_Call(__pyx_t_3, __pyx_v_args, __pyx_t_2); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 19, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_5);
__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
__Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
if (unlikely(__pyx_v_cls->_instances == Py_None)) {
PyErr_SetString(PyExc_TypeError, "\047NoneType\047 object is not subscriptable");
__PYX_ERR(0, 19, __pyx_L1_error)
}
if (unlikely((PyDict_SetItem(__pyx_v_cls->_instances, ((PyObject *)__pyx_v_cls), __pyx_t_5) < 0))) __PYX_ERR(0, 19, __pyx_L1_error)
__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
+20: cls.__initialized__ = True
__pyx_v_cls->__pyx___initialized__ = 1;
+21: elif not cls.__initialized__:
__pyx_t_1 = (!__pyx_v_cls->__pyx___initialized__);
if (__pyx_t_1) {
/* … */
}
__pyx_L3:;
+22: instance = super(Singleton, cls).__call__(*args, **kwargs)
__pyx_t_2 = NULL;
__pyx_t_4 = 1;
{
PyObject *__pyx_callargs[3] = {__pyx_t_2, ((PyObject *)__pyx_mstate_global->__pyx_ptype_9datamodel_8typedefs_9singleton_Singleton), ((PyObject *)__pyx_v_cls)};
__pyx_t_5 = __Pyx_PyObject_FastCall((PyObject*)__pyx_builtin_super, __pyx_callargs+__pyx_t_4, (3-__pyx_t_4) | (__pyx_t_4*__Pyx_PY_VECTORCALL_ARGUMENTS_OFFSET));
__Pyx_XDECREF(__pyx_t_2); __pyx_t_2 = 0;
if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 22, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_5);
}
__pyx_t_2 = __Pyx_PyObject_GetAttrStr(__pyx_t_5, __pyx_mstate_global->__pyx_n_u_call); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 22, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_2);
__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
__pyx_t_5 = PyDict_Copy(__pyx_v_kwargs); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 22, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_5);
__pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_2, __pyx_v_args, __pyx_t_5); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 22, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_3);
__Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
__pyx_v_instance = __pyx_t_3;
__pyx_t_3 = 0;
+23: cls.__initialized__ = True
__pyx_v_cls->__pyx___initialized__ = 1;
+24: return cls._instances[cls]
if (unlikely(__pyx_v_cls->_instances == Py_None)) {
PyErr_SetString(PyExc_TypeError, "\047NoneType\047 object is not subscriptable");
__PYX_ERR(0, 24, __pyx_L1_error)
}
__pyx_t_3 = __Pyx_PyDict_GetItem(__pyx_v_cls->_instances, ((PyObject *)__pyx_v_cls)); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 24, __pyx_L1_error)
__Pyx_GOTREF(__pyx_t_3);
{
PyObject *__pyx_temp;
{
__pyx_temp = __pyx_r;
__pyx_r = __pyx_t_3;
}
__Pyx_XDECREF(__pyx_temp);
}
__pyx_t_3 = 0;
goto __pyx_L0;