Issue #12672: fix code samples in extending/newtypes.html for PEP-7 compliance

Doc/extending/newtypes.rst

@@ -289,15 +289,13 @@ strings, so we provide a new method::
        self = (Noddy *)type->tp_alloc(type, 0);
        if (self != NULL) {
            self->first = PyString_FromString("");
-           if (self->first == NULL)
-             {
+           if (self->first == NULL) {
                Py_DECREF(self);
                return NULL;
            }
 
            self->last = PyString_FromString("");
-           if (self->last == NULL)
-             {
+           if (self->last == NULL) {
                Py_DECREF(self);
                return NULL;
            }

Doc/includes/noddy2.c

@@ -24,15 +24,13 @@ Noddy_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
     self = (Noddy *)type->tp_alloc(type, 0);
     if (self != NULL) {
         self->first = PyUnicode_FromString("");
-        if (self->first == NULL)
-          {
+        if (self->first == NULL) {
             Py_DECREF(self);
             return NULL;
         }
 
         self->last = PyUnicode_FromString("");
-        if (self->last == NULL)
-          {
+        if (self->last == NULL) {
             Py_DECREF(self);
             return NULL;
         }

Doc/includes/noddy3.c

@@ -24,15 +24,13 @@ Noddy_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
     self = (Noddy *)type->tp_alloc(type, 0);
     if (self != NULL) {
         self->first = PyUnicode_FromString("");
-        if (self->first == NULL)
-          {
+        if (self->first == NULL) {
             Py_DECREF(self);
             return NULL;
         }
 
         self->last = PyUnicode_FromString("");
-        if (self->last == NULL)
-          {
+        if (self->last == NULL) {
             Py_DECREF(self);
             return NULL;
         }

Doc/includes/noddy4.c

@@ -58,15 +58,13 @@ Noddy_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
     self = (Noddy *)type->tp_alloc(type, 0);
     if (self != NULL) {
         self->first = PyUnicode_FromString("");
-        if (self->first == NULL)
-          {
+        if (self->first == NULL) {
             Py_DECREF(self);
             return NULL;
         }
 
         self->last = PyUnicode_FromString("");
-        if (self->last == NULL)
-          {
+        if (self->last == NULL) {
             Py_DECREF(self);
             return NULL;
         }