diff --git a/autocad/controllers/__init__.py b/autocad/controllers/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/autocad/help/__init__.py b/autocad/help/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/autocad/help/画一条直线.py b/autocad/help/画一条直线.py
new file mode 100644
index 0000000..dd75e27
--- /dev/null
+++ b/autocad/help/画一条直线.py
@@ -0,0 +1,42 @@
+import win32com.client as win32
+import pythoncom
+
+
+def vtpnt(x, y, z=0):
+    """坐标点转化为浮点数"""
+    return win32.VARIANT(pythoncom.VT_ARRAY | pythoncom.VT_R8, (x, y, z))
+
+
+try:
+    # 创建AutoCAD应用程序的COM对象
+    print("尝试连接到AutoCAD...")
+    acad = win32.Dispatch("AutoCAD.Application")
+    acad.Visible = True
+    print("成功连接到AutoCAD。")
+
+    # 获取当前活动文档
+    doc = acad.ActiveDocument
+    print(f"当前文档名称: {doc.Name}")
+
+    # 获取文档中的模型空间
+    model_space = doc.ModelSpace
+    print("获取文档中的模型空间。")
+
+    # 定义线段的起点和终点，并添加到模型空间中
+    start_point = vtpnt(0, 0, 0)
+    end_point = vtpnt(100, 100, 0)
+    print(f"起点: {start_point}, 终点: {end_point}")
+
+    line = model_space.AddLine(start_point, end_point)
+    # 颜色文档 https://help.autodesk.com/view/ACD/2022/CHS/?guid=GUID-D08F9A8E-5551-4473-A270-D95F7F32F51A
+    line.Color = 250  # 将线的颜色
+    print("在模型空间中添加了一条直线并设置了颜色。")
+
+    # 刷新AutoCAD文档以显示新绘制的线段
+    doc.Regen(1)  # 1表示刷新模型空间
+    print("刷新AutoCAD文档以显示新绘制的线段。")
+
+    print("直线已绘制成功！")
+
+except Exception as e:
+    print(f"发生错误: {e}")
diff --git a/autocad/help/连接aotucad.py b/autocad/help/连接aotucad.py
new file mode 100644
index 0000000..7909a08
--- /dev/null
+++ b/autocad/help/连接aotucad.py
@@ -0,0 +1,9 @@
+import win32com.client as win32
+
+# 创建AutoCAD应用程序的COM对象
+acad = win32.Dispatch("AutoCAD.Application")
+
+# 获取当前活动文档
+doc = acad.ActiveDocument
+print(doc.name)
+
diff --git a/autocad/libs/__init__.py b/autocad/libs/__init__.py
new file mode 100644
index 0000000..e69de29