Move Py_ReprEnter past the depth check

Author: johnslavik

Parser/asdl_c.py

@@ -1480,39 +1480,35 @@ def visitModule(self, mod):
         return NULL;
     }
 
-    int status = Py_ReprEnter((PyObject *)self);
-    if (status != 0) {
-        if (status < 0) {
-            return NULL;
-        }
-        return PyUnicode_FromFormat("%s(...)", Py_TYPE(self)->tp_name);
-    }
-
     PyObject *fields;
     if (PyObject_GetOptionalAttr((PyObject *)Py_TYPE(self), state->_fields, &fields) < 0) {
-        Py_ReprLeave((PyObject *)self);
         return NULL;
     }
 
     Py_ssize_t numfields = PySequence_Size(fields);
     if (numfields < 0) {
-        Py_ReprLeave((PyObject *)self);
         Py_DECREF(fields);
         return NULL;
     }
 
     if (numfields == 0) {
-        Py_ReprLeave((PyObject *)self);
         Py_DECREF(fields);
         return PyUnicode_FromFormat("%s()", Py_TYPE(self)->tp_name);
     }
 
     if (depth <= 0) {
-        Py_ReprLeave((PyObject *)self);
         Py_DECREF(fields);
         return PyUnicode_FromFormat("%s(...)", Py_TYPE(self)->tp_name);
     }
 
+    int status = Py_ReprEnter((PyObject *)self);
+    if (status != 0) {
+        if (status < 0) {
+            return NULL;
+        }
+        return PyUnicode_FromFormat("%s(...)", Py_TYPE(self)->tp_name);
+    }
+
     const char* tp_name = Py_TYPE(self)->tp_name;
     PyUnicodeWriter *writer = PyUnicodeWriter_Create(0);
     if (writer == NULL) {