diff --git a/CMakeLists.txt b/CMakeLists.txt
index 953a5df..ab6a893 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.15)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
-project(test_pybind11 VERSION 1.0 DESCRIPTION "a default project" LANGUAGES CXX)
+project(glpy VERSION 1.0 DESCRIPTION "a default project" LANGUAGES CXX)
 file(GLOB_RECURSE SRC  src/*.cpp)
 find_package(Python 3.12.3 COMPONENTS Interpreter Development REQUIRED)
 find_package(pybind11 CONFIG REQUIRED)
diff --git a/src/main.cpp b/src/main.cpp
index 869ae38..b04402b 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2,8 +2,45 @@
 #include <pybind11/stl.h>
 #include <GLFW/glfw3.h>
 
+int pytest_glfw_window()
+{
+    GLFWwindow* window;
 
-PYBIND11_MODULE(test_pybind11, m) {
+    /* Initialize the library */
+    if (!glfwInit())
+        return -1;
+
+    /* Create a windowed mode window and its OpenGL context */
+    window = glfwCreateWindow(640, 480, "Hello World", NULL, NULL);
+    if (!window)
+    {
+        glfwTerminate();
+        return -1;
+    }
+
+    /* Make the window's context current */
+    glfwMakeContextCurrent(window);
+
+    /* Loop until the user closes the window */
+    while (!glfwWindowShouldClose(window))
+    {
+        /* Render here */
+        glClear(GL_COLOR_BUFFER_BIT);
+
+        /* Swap front and back buffers */
+        glfwSwapBuffers(window);
+
+        /* Poll for and process events */
+        glfwPollEvents();
+    }
+
+    glfwTerminate();
+    return 0;
+}
+
+
+
+PYBIND11_MODULE(glpy, m) {
     m.doc() = "glpy a python opengl project"; // optional module docstring
-    
+    m.def("pytest_glfw_window",pytest_glfw_window);
 }
\ No newline at end of file