diff --git a/dtool/metalibs/dtoolconfig/pydtool.cxx b/dtool/metalibs/dtoolconfig/pydtool.cxx
index 86b409dfa0..a3112f2a58 100644
--- a/dtool/metalibs/dtoolconfig/pydtool.cxx
+++ b/dtool/metalibs/dtoolconfig/pydtool.cxx
@@ -45,6 +45,17 @@ static PyObject *_inP07ytDId0(PyObject *self, PyObject *args);
 static PyObject *_inP07ytHuAm(PyObject *self, PyObject *args);
 static PyObject *_inP07yt_xr0(PyObject *self, PyObject *args);
 static PyObject *_inP07ytH5qp(PyObject *self, PyObject *args);
+static PyObject *_inP07ytLfJw(PyObject *self, PyObject *args);
+static PyObject *_inP07yt_Atg(PyObject *self, PyObject *args);
+static PyObject *_inP07ytlBqc(PyObject *self, PyObject *args);
+static PyObject *_inP07ytNdUp(PyObject *self, PyObject *args);
+static PyObject *_inP07ytlS0p(PyObject *self, PyObject *args);
+static PyObject *_inP07ytZZe7(PyObject *self, PyObject *args);
+static PyObject *_inP07ytV5S_(PyObject *self, PyObject *args);
+static PyObject *_inP07yto9vD(PyObject *self, PyObject *args);
+static PyObject *_inP07ytv7tF(PyObject *self, PyObject *args);
+static PyObject *_inP07ythOg6(PyObject *self, PyObject *args);
+static PyObject *_inP07ytoZUn(PyObject *self, PyObject *args);
 static PyObject *_inP07ytq45U(PyObject *self, PyObject *args);
 static PyObject *_inP07yt6IPa(PyObject *self, PyObject *args);
 static PyObject *_inP07ytU2_B(PyObject *self, PyObject *args);
@@ -586,6 +597,184 @@ _inP07ytH5qp(PyObject *, PyObject *args) {
   return nullptr;
 }
 
+/*
+ * Python simple wrapper for
+ * bool interrogate_element_has_has_function(ElementIndex element)
+ */
+static PyObject *
+_inP07ytLfJw(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    bool return_value = (::interrogate_element_has_has_function)((ElementIndex)param0);
+    return PyBool_FromLong(return_value);
+  }
+  return nullptr;
+}
+
+/*
+ * Python simple wrapper for
+ * FunctionIndex interrogate_element_has_function(ElementIndex element)
+ */
+static PyObject *
+_inP07yt_Atg(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    FunctionIndex return_value = (::interrogate_element_has_function)((ElementIndex)param0);
+#if PY_MAJOR_VERSION >= 3
+    return PyLong_FromLong(return_value);
+#else
+    return PyInt_FromLong(return_value);
+#endif
+  }
+  return nullptr;
+}
+
+/*
+ * Python simple wrapper for
+ * bool interrogate_element_has_clear_function(ElementIndex element)
+ */
+static PyObject *
+_inP07ytlBqc(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    bool return_value = (::interrogate_element_has_clear_function)((ElementIndex)param0);
+    return PyBool_FromLong(return_value);
+  }
+  return nullptr;
+}
+
+/*
+ * Python simple wrapper for
+ * FunctionIndex interrogate_element_clear_function(ElementIndex element)
+ */
+static PyObject *
+_inP07ytNdUp(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    FunctionIndex return_value = (::interrogate_element_clear_function)((ElementIndex)param0);
+#if PY_MAJOR_VERSION >= 3
+    return PyLong_FromLong(return_value);
+#else
+    return PyInt_FromLong(return_value);
+#endif
+  }
+  return nullptr;
+}
+
+/*
+ * Python simple wrapper for
+ * bool interrogate_element_has_del_function(ElementIndex element)
+ */
+static PyObject *
+_inP07ytlS0p(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    bool return_value = (::interrogate_element_has_del_function)((ElementIndex)param0);
+    return PyBool_FromLong(return_value);
+  }
+  return nullptr;
+}
+
+/*
+ * Python simple wrapper for
+ * FunctionIndex interrogate_element_del_function(ElementIndex element)
+ */
+static PyObject *
+_inP07ytZZe7(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    FunctionIndex return_value = (::interrogate_element_del_function)((ElementIndex)param0);
+#if PY_MAJOR_VERSION >= 3
+    return PyLong_FromLong(return_value);
+#else
+    return PyInt_FromLong(return_value);
+#endif
+  }
+  return nullptr;
+}
+
+/*
+ * Python simple wrapper for
+ * bool interrogate_element_has_insert_function(ElementIndex element)
+ */
+static PyObject *
+_inP07ytV5S_(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    bool return_value = (::interrogate_element_has_insert_function)((ElementIndex)param0);
+    return PyBool_FromLong(return_value);
+  }
+  return nullptr;
+}
+
+/*
+ * Python simple wrapper for
+ * FunctionIndex interrogate_element_insert_function(ElementIndex element)
+ */
+static PyObject *
+_inP07yto9vD(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    FunctionIndex return_value = (::interrogate_element_insert_function)((ElementIndex)param0);
+#if PY_MAJOR_VERSION >= 3
+    return PyLong_FromLong(return_value);
+#else
+    return PyInt_FromLong(return_value);
+#endif
+  }
+  return nullptr;
+}
+
+/*
+ * Python simple wrapper for
+ * bool interrogate_element_has_getkey_function(ElementIndex element)
+ */
+static PyObject *
+_inP07ytv7tF(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    bool return_value = (::interrogate_element_has_getkey_function)((ElementIndex)param0);
+    return PyBool_FromLong(return_value);
+  }
+  return nullptr;
+}
+
+/*
+ * Python simple wrapper for
+ * FunctionIndex interrogate_element_getkey_function(ElementIndex element)
+ */
+static PyObject *
+_inP07ythOg6(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    FunctionIndex return_value = (::interrogate_element_getkey_function)((ElementIndex)param0);
+#if PY_MAJOR_VERSION >= 3
+    return PyLong_FromLong(return_value);
+#else
+    return PyInt_FromLong(return_value);
+#endif
+  }
+  return nullptr;
+}
+
+/*
+ * Python simple wrapper for
+ * FunctionIndex interrogate_element_length_function(ElementIndex element)
+ */
+static PyObject *
+_inP07ytoZUn(PyObject *, PyObject *args) {
+  int param0;
+  if (PyArg_ParseTuple(args, "i", &param0)) {
+    FunctionIndex return_value = (::interrogate_element_length_function)((ElementIndex)param0);
+#if PY_MAJOR_VERSION >= 3
+    return PyLong_FromLong(return_value);
+#else
+    return PyInt_FromLong(return_value);
+#endif
+  }
+  return nullptr;
+}
+
 /*
  * Python simple wrapper for
  * bool interrogate_element_is_sequence(ElementIndex element)
@@ -2701,6 +2890,17 @@ static PyMethodDef python_simple_funcs[] = {
   { "interrogate_element_getter", &_inP07ytHuAm, METH_VARARGS },
   { "interrogate_element_has_setter", &_inP07yt_xr0, METH_VARARGS },
   { "interrogate_element_setter", &_inP07ytH5qp, METH_VARARGS },
+  { "interrogate_element_has_has_function", &_inP07ytLfJw, METH_VARARGS },
+  { "interrogate_element_has_function", &_inP07yt_Atg, METH_VARARGS },
+  { "interrogate_element_has_clear_function", &_inP07ytlBqc, METH_VARARGS },
+  { "interrogate_element_clear_function", &_inP07ytNdUp, METH_VARARGS },
+  { "interrogate_element_has_del_function", &_inP07ytlS0p, METH_VARARGS },
+  { "interrogate_element_del_function", &_inP07ytZZe7, METH_VARARGS },
+  { "interrogate_element_has_insert_function", &_inP07ytV5S_, METH_VARARGS },
+  { "interrogate_element_insert_function", &_inP07yto9vD, METH_VARARGS },
+  { "interrogate_element_has_getkey_function", &_inP07ytv7tF, METH_VARARGS },
+  { "interrogate_element_getkey_function", &_inP07ythOg6, METH_VARARGS },
+  { "interrogate_element_length_function", &_inP07ytoZUn, METH_VARARGS },
   { "interrogate_element_is_sequence", &_inP07ytq45U, METH_VARARGS },
   { "interrogate_element_is_mapping", &_inP07yt6IPa, METH_VARARGS },
   { "interrogate_number_of_globals", &_inP07ytU2_B, METH_VARARGS },
diff --git a/dtool/src/interrogatedb/interrogate_interface.cxx b/dtool/src/interrogatedb/interrogate_interface.cxx
index 4ec3f28e24..b4515f72c9 100644
--- a/dtool/src/interrogatedb/interrogate_interface.cxx
+++ b/dtool/src/interrogatedb/interrogate_interface.cxx
@@ -176,6 +176,72 @@ interrogate_element_setter(ElementIndex element) {
   return InterrogateDatabase::get_ptr()->get_element(element).get_setter();
 }
 
+bool
+interrogate_element_has_has_function(ElementIndex element) {
+  // cerr << "interrogate_element_has_has_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).has_has_function();
+}
+
+FunctionIndex
+interrogate_element_has_function(ElementIndex element) {
+  // cerr << "interrogate_element_has_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).get_has_function();
+}
+
+bool
+interrogate_element_has_clear_function(ElementIndex element) {
+  // cerr << "interrogate_element_has_clear_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).has_clear_function();
+}
+
+FunctionIndex
+interrogate_element_clear_function(ElementIndex element) {
+  // cerr << "interrogate_element_clear_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).get_clear_function();
+}
+
+bool
+interrogate_element_has_del_function(ElementIndex element) {
+  // cerr << "interrogate_element_has_del_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).has_del_function();
+}
+
+FunctionIndex
+interrogate_element_del_function(ElementIndex element) {
+  // cerr << "interrogate_element_del_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).get_del_function();
+}
+
+bool
+interrogate_element_has_insert_function(ElementIndex element) {
+  // cerr << "interrogate_element_has_insert_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).has_insert_function();
+}
+
+FunctionIndex
+interrogate_element_insert_function(ElementIndex element) {
+  // cerr << "interrogate_element_insert_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).get_insert_function();
+}
+
+bool
+interrogate_element_has_getkey_function(ElementIndex element) {
+  // cerr << "interrogate_element_has_getkey_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).has_getkey_function();
+}
+
+FunctionIndex
+interrogate_element_getkey_function(ElementIndex element) {
+  // cerr << "interrogate_element_getkey_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).get_getkey_function();
+}
+
+FunctionIndex
+interrogate_element_length_function(ElementIndex element) {
+  // cerr << "interrogate_element_length_function(" << element << ")\n";
+  return InterrogateDatabase::get_ptr()->get_element(element).get_length_function();
+}
+
 bool
 interrogate_element_is_sequence(ElementIndex element) {
   // cerr << "interrogate_element_is_sequence(" << element << ")\n";
diff --git a/dtool/src/interrogatedb/interrogate_interface.h b/dtool/src/interrogatedb/interrogate_interface.h
index 4f9d045df5..be5562ec40 100644
--- a/dtool/src/interrogatedb/interrogate_interface.h
+++ b/dtool/src/interrogatedb/interrogate_interface.h
@@ -152,6 +152,17 @@ EXPCL_INTERROGATEDB bool interrogate_element_has_getter(ElementIndex element);
 EXPCL_INTERROGATEDB FunctionIndex interrogate_element_getter(ElementIndex element);
 EXPCL_INTERROGATEDB bool interrogate_element_has_setter(ElementIndex element);
 EXPCL_INTERROGATEDB FunctionIndex interrogate_element_setter(ElementIndex element);
+EXPCL_INTERROGATEDB bool interrogate_element_has_has_function(ElementIndex element);
+EXPCL_INTERROGATEDB FunctionIndex interrogate_element_has_function(ElementIndex element);
+EXPCL_INTERROGATEDB bool interrogate_element_has_clear_function(ElementIndex element);
+EXPCL_INTERROGATEDB FunctionIndex interrogate_element_clear_function(ElementIndex element);
+EXPCL_INTERROGATEDB bool interrogate_element_has_del_function(ElementIndex element);
+EXPCL_INTERROGATEDB FunctionIndex interrogate_element_del_function(ElementIndex element);
+EXPCL_INTERROGATEDB bool interrogate_element_has_insert_function(ElementIndex element);
+EXPCL_INTERROGATEDB FunctionIndex interrogate_element_insert_function(ElementIndex element);
+EXPCL_INTERROGATEDB bool interrogate_element_has_getkey_function(ElementIndex element);
+EXPCL_INTERROGATEDB FunctionIndex interrogate_element_getkey_function(ElementIndex element);
+EXPCL_INTERROGATEDB FunctionIndex interrogate_element_length_function(ElementIndex element);
 
 EXPCL_INTERROGATEDB bool interrogate_element_is_sequence(ElementIndex element);
 EXPCL_INTERROGATEDB bool interrogate_element_is_mapping(ElementIndex element);