diff --git a/chore/_xtool/llpyg/llpyg.go b/chore/_xtool/llpyg/llpyg.go
index 8a098c60..86792e95 100644
--- a/chore/_xtool/llpyg/llpyg.go
+++ b/chore/_xtool/llpyg/llpyg.go
@@ -20,7 +20,6 @@ import (
 	"github.com/goplus/llgo/c"
 	"github.com/goplus/llgo/py"
 	"github.com/goplus/llgo/py/inspect"
-	// "github.com/goplus/llgo/py/builtins"
 )
 
 func main() {
@@ -38,20 +37,18 @@ func main() {
 
 	py.Initialize()
 	mod := py.ImportModule(pyLib)
-	dict := mod.ModuleGetDict()
-	items := dict.DictItems()
-	for i, n := uintptr(0), items.ListLen(); i < n; i++ {
-		item := items.ListItem(i)
-		key := item.TupleItem(0)
-		val := item.TupleItem(1)
+	keys := mod.ModuleGetDict().DictKeys()
+	for i, n := uintptr(0), keys.ListLen(); i < n; i++ {
+		key := keys.ListItem(i)
+		val := mod.GetAttr(key)
+		doc := val.GetAttrString(c.Str("__doc__"))
+		c.Fprintf(c.Stderr, c.Str("-----------------------------------\n"))
 		if val.Callable() != 0 {
-			doc := val.GetAttrString(c.Str("__doc__"))
 			sig := inspect.Signature(val)
-			c.Fprintf(c.Stderr, c.Str("-----------------------------------\n"))
 			c.Fprintf(c.Stderr, c.Str("%s: %s\n"), key.CStr(), sig.Str().CStr())
-			c.Fprintf(c.Stderr, c.Str("%s\n"), doc.CStr())
-			// c.Fprintf(c.Stderr, c.Str("-----------------------------------\n"))
-			// builtins.Help(val)
+		} else {
+			c.Fprintf(c.Stderr, c.Str("var: %s\n"), key.CStr())
 		}
+		c.Fprintf(c.Stderr, c.Str("%s\n"), doc.CStr())
 	}
 }
diff --git a/py/_pyg/llpyg/llpyg.c b/py/_pyg/llpyg/llpyg.c
new file mode 100644
index 00000000..2bca6a3a
--- /dev/null
+++ b/py/_pyg/llpyg/llpyg.c
@@ -0,0 +1,46 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+typedef struct PyObject PyObject;
+
+void Py_Initialize();
+
+PyObject* PyImport_ImportModule(const char* modName);
+PyObject* PyModule_GetDict(PyObject* mod);
+PyObject* PyObject_Str(PyObject* obj);
+PyObject* PyDict_Keys(PyObject* dict);
+PyObject* PyList_GetItem(PyObject* list, size_t index);
+PyObject* PyTuple_GetItem(PyObject* tuple, size_t index);
+PyObject* PyObject_GetAttr(PyObject* mod, PyObject* attrName);
+PyObject* PyObject_GetAttrString(PyObject* mod, const char* attrName);
+PyObject* PyObject_CallOneArg(PyObject* fn, PyObject* arg);
+
+const char* PyUnicode_AsUTF8(PyObject* str);
+
+size_t PyList_Size(PyObject* list);
+
+int PyCallable_Check(PyObject*);
+
+int main() {
+    Py_Initialize();
+    PyObject* inspect = PyImport_ImportModule("inspect");
+    PyObject* signature = PyObject_GetAttrString(inspect, "signature");
+	PyObject* mod = PyImport_ImportModule("math");
+	PyObject* dict = PyModule_GetDict(mod);
+	PyObject* keys = PyDict_Keys(dict);
+    size_t i, n;
+    n = PyList_Size(keys);
+	for (i = 0; i < n; i++) {
+		PyObject* key = PyList_GetItem(keys, i);
+        PyObject* val = PyObject_GetAttr(mod, key);
+		if (PyCallable_Check(val) != 0) {
+			PyObject* doc = PyObject_GetAttrString(val, "__doc__");
+			PyObject* sig = PyObject_CallOneArg(signature, val);
+			printf("-----------------------------------\n");
+			printf("sig: %p\n", sig);
+			printf("%s: %s\n", PyUnicode_AsUTF8(key), PyUnicode_AsUTF8(PyObject_Str(sig)));
+			printf("%s\n", PyUnicode_AsUTF8(doc));
+		}
+	}
+    return 0;
+}