diff --git a/.vscode/PythonImportHelper-v2-Completion.json b/.vscode/PythonImportHelper-v2-Completion.json
index fd768b8..276598b 100644
--- a/.vscode/PythonImportHelper-v2-Completion.json
+++ b/.vscode/PythonImportHelper-v2-Completion.json
@@ -43,6 +43,14 @@
         "detail": "sys",
         "documentation": {}
     },
+    {
+        "label": "doc",
+        "importPath": "pydoc",
+        "description": "pydoc",
+        "isExtraImport": true,
+        "detail": "pydoc",
+        "documentation": {}
+    },
     {
         "label": "glpy",
         "kind": 6,
@@ -132,5 +140,14 @@
         "peekOfCode": "sys.prefix = base",
         "detail": ".venv.Scripts.activate_this",
         "documentation": {}
+    },
+    {
+        "label": "glfw_window",
+        "kind": 2,
+        "importPath": "src.glpy.tests",
+        "description": "src.glpy.tests",
+        "peekOfCode": "def glfw_window(width:int,height:int,title:str)->int:...",
+        "detail": "src.glpy.tests",
+        "documentation": {}
     }
 ]
\ No newline at end of file
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..457f44d
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,3 @@
+{
+    "python.analysis.typeCheckingMode": "basic"
+}
\ No newline at end of file
diff --git a/src/glpy/__init__.pyi b/src/glpy/__init__.pyi
index 42ca498..b138496 100644
--- a/src/glpy/__init__.pyi
+++ b/src/glpy/__init__.pyi
@@ -1 +1 @@
-def pytest_glfw_window()->int:...
\ No newline at end of file
+from . import tests
\ No newline at end of file
diff --git a/src/glpy/tests.py b/src/glpy/tests.py
new file mode 100644
index 0000000..337b17c
--- /dev/null
+++ b/src/glpy/tests.py
@@ -0,0 +1 @@
+def glfw_window(width:int,height:int,title:str)->int:...
\ No newline at end of file
diff --git a/src/main.py b/src/main.py
index c3f93a3..3e877d3 100644
--- a/src/main.py
+++ b/src/main.py
@@ -1,3 +1,6 @@
+from pydoc import doc
 import glpy as gl
 
-print(gl.pytest_glfw_window())
+print(doc(gl))
+
+print(gl.tests.glfw_window(1000,500,"你好"))
diff --git a/tests/__init__.py b/tests/__init__.py
deleted file mode 100644
index e69de29..0000000