diff --git a/include/wrapping_dap_chain_common_objects.h b/include/wrapping_dap_chain_common_objects.h
index 53df6f4bf85dc50ad8de592fc85046c07e049a24..30630b5bcef24138ff186ab30c6d29b349c81b70 100644
--- a/include/wrapping_dap_chain_common_objects.h
+++ b/include/wrapping_dap_chain_common_objects.h
@@ -322,21 +322,197 @@ typedef struct PyDapChainHashSlowKind{
     dap_chain_hash_slow_kind_t *hash_slow_kind;
 }PyDapChainHashSlowKindObject;
 
+static PyTypeObject DapChainHashSlowKindObject_DapChainHashSlowKindObjectType = {
+    PyVarObject_HEAD_INIT(NULL, 0)
+    "CellFrame.ChainHashSlowKind",       /* tp_name */
+    sizeof(PyDapChainHashSlowKindObject),/* tp_basicsize */
+    0,                               /* tp_itemsize */
+    0,                               /* tp_dealloc */
+    0,                               /* tp_print */
+    0,                               /* tp_getattr */
+    0,                               /* tp_setattr */
+    0,                               /* tp_reserved */
+    0,                               /* tp_repr */
+    0,                               /* tp_as_number */
+    0,                               /* tp_as_sequence */
+    0,                               /* tp_as_mapping */
+    0,                               /* tp_hash  */
+    0,                               /* tp_call */
+    0,                               /* tp_str */
+    0,                               /* tp_getattro */
+    0,                               /* tp_setattro */
+    0,                               /* tp_as_buffer */
+    Py_TPFLAGS_DEFAULT |
+        Py_TPFLAGS_BASETYPE,         /* tp_flags */
+    "Chain hash slow kind object",        /* tp_doc */
+    0,		                         /* tp_traverse */
+    0,		                         /* tp_clear */
+    0,		                         /* tp_richcompare */
+    0,                               /* tp_weaklistoffset */
+    0,		                         /* tp_iter */
+    0,		                         /* tp_iternext */
+    0,                               /* tp_methods */
+    0,                               /* tp_members */
+    0,                               /* tp_getset */
+    0,                               /* tp_base */
+    0,                               /* tp_dict */
+    0,                               /* tp_descr_get */
+    0,                               /* tp_descr_set */
+    0,                               /* tp_dictoffset */
+    0,                               /* tp_init */
+    0,                               /* tp_alloc */
+    PyType_GenericNew,               /* tp_new */
+};
+
+/* ----------------------------------- */
+
 typedef struct PyDapChainPkeyType{
     PyObject_HEAD
     dap_chain_pkey_type_t *pkey_type;
 }PyDapChainPkeyTypeObject;
 
+static PyTypeObject DapChainPkeyTypeObject_DapChainPkeyTypeObjectType = {
+    PyVarObject_HEAD_INIT(NULL, 0)
+    "CellFrame.ChainPkeyType",       /* tp_name */
+    sizeof(PyDapChainPkeyTypeObject),/* tp_basicsize */
+    0,                               /* tp_itemsize */
+    0,                               /* tp_dealloc */
+    0,                               /* tp_print */
+    0,                               /* tp_getattr */
+    0,                               /* tp_setattr */
+    0,                               /* tp_reserved */
+    0,                               /* tp_repr */
+    0,                               /* tp_as_number */
+    0,                               /* tp_as_sequence */
+    0,                               /* tp_as_mapping */
+    0,                               /* tp_hash  */
+    0,                               /* tp_call */
+    0,                               /* tp_str */
+    0,                               /* tp_getattro */
+    0,                               /* tp_setattro */
+    0,                               /* tp_as_buffer */
+    Py_TPFLAGS_DEFAULT |
+        Py_TPFLAGS_BASETYPE,         /* tp_flags */
+    "Chain pkey type object",        /* tp_doc */
+    0,		                         /* tp_traverse */
+    0,		                         /* tp_clear */
+    0,		                         /* tp_richcompare */
+    0,                               /* tp_weaklistoffset */
+    0,		                         /* tp_iter */
+    0,		                         /* tp_iternext */
+    0,                               /* tp_methods */
+    0,                               /* tp_members */
+    0,                               /* tp_getset */
+    0,                               /* tp_base */
+    0,                               /* tp_dict */
+    0,                               /* tp_descr_get */
+    0,                               /* tp_descr_set */
+    0,                               /* tp_dictoffset */
+    0,                               /* tp_init */
+    0,                               /* tp_alloc */
+    PyType_GenericNew,               /* tp_new */
+};
+
+/* ----------------------------------- */
+
 typedef struct PyDapChainPkey{
     PyObject_HEAD
     dap_chain_pkey_t *pkey;
 }PyDapChainPkeyObject;
 
+static PyTypeObject DapChainPkeyObject_DapChainPkeyObjectType = {
+    PyVarObject_HEAD_INIT(NULL, 0)
+    "CellFrame.ChainPkey",       /* tp_name */
+    sizeof(PyDapChainPkeyObject),/* tp_basicsize */
+    0,                               /* tp_itemsize */
+    0,                               /* tp_dealloc */
+    0,                               /* tp_print */
+    0,                               /* tp_getattr */
+    0,                               /* tp_setattr */
+    0,                               /* tp_reserved */
+    0,                               /* tp_repr */
+    0,                               /* tp_as_number */
+    0,                               /* tp_as_sequence */
+    0,                               /* tp_as_mapping */
+    0,                               /* tp_hash  */
+    0,                               /* tp_call */
+    0,                               /* tp_str */
+    0,                               /* tp_getattro */
+    0,                               /* tp_setattro */
+    0,                               /* tp_as_buffer */
+    Py_TPFLAGS_DEFAULT |
+        Py_TPFLAGS_BASETYPE,         /* tp_flags */
+    "Chain pkey object",        /* tp_doc */
+    0,		                         /* tp_traverse */
+    0,		                         /* tp_clear */
+    0,		                         /* tp_richcompare */
+    0,                               /* tp_weaklistoffset */
+    0,		                         /* tp_iter */
+    0,		                         /* tp_iternext */
+    0,                               /* tp_methods */
+    0,                               /* tp_members */
+    0,                               /* tp_getset */
+    0,                               /* tp_base */
+    0,                               /* tp_dict */
+    0,                               /* tp_descr_get */
+    0,                               /* tp_descr_set */
+    0,                               /* tp_dictoffset */
+    0,                               /* tp_init */
+    0,                               /* tp_alloc */
+    PyType_GenericNew,               /* tp_new */
+};
+
+/* ----------------------------------- */
+
 typedef struct PyDapChainSignType{
     PyObject_HEAD
     dap_chain_sign_type_t *sign_type;
 }PyDapChainSignTypeObject;
 
+static PyTypeObject DapChainSignTypeObject_DapChainSignTypeObjectType = {
+    PyVarObject_HEAD_INIT(NULL, 0)
+    "CellFrame.ChainSignType",       /* tp_name */
+    sizeof(PyDapChainSignTypeObject),/* tp_basicsize */
+    0,                               /* tp_itemsize */
+    0,                               /* tp_dealloc */
+    0,                               /* tp_print */
+    0,                               /* tp_getattr */
+    0,                               /* tp_setattr */
+    0,                               /* tp_reserved */
+    0,                               /* tp_repr */
+    0,                               /* tp_as_number */
+    0,                               /* tp_as_sequence */
+    0,                               /* tp_as_mapping */
+    0,                               /* tp_hash  */
+    0,                               /* tp_call */
+    0,                               /* tp_str */
+    0,                               /* tp_getattro */
+    0,                               /* tp_setattro */
+    0,                               /* tp_as_buffer */
+    Py_TPFLAGS_DEFAULT |
+        Py_TPFLAGS_BASETYPE,         /* tp_flags */
+    "Chain sign type object",        /* tp_doc */
+    0,		                         /* tp_traverse */
+    0,		                         /* tp_clear */
+    0,		                         /* tp_richcompare */
+    0,                               /* tp_weaklistoffset */
+    0,		                         /* tp_iter */
+    0,		                         /* tp_iternext */
+    0,                               /* tp_methods */
+    0,                               /* tp_members */
+    0,                               /* tp_getset */
+    0,                               /* tp_base */
+    0,                               /* tp_dict */
+    0,                               /* tp_descr_get */
+    0,                               /* tp_descr_set */
+    0,                               /* tp_dictoffset */
+    0,                               /* tp_init */
+    0,                               /* tp_alloc */
+    PyType_GenericNew,               /* tp_new */
+};
+
+/* ----------------------------------- */
+
 /* DAP chain addr object */
 typedef struct PyDapChainAddr{
     PyObject_HEAD