diff --git a/main.py b/main.py
index a248f6f..86715f2 100644
--- a/main.py
+++ b/main.py
@@ -1,3 +1,33 @@
-from moviepy.editor import AudioFileClip
-my_audio_clip = AudioFileClip("my_video.mp4")
-my_audio_clip.write_audiofile("my_audio.wav")
+# 提取mp4视频里的音频保存为mp3.py
+from moviepy.video.io.VideoFileClip import VideoFileClip
+
+def extract_audio(video_path, output_audio_path):
+    try:
+        # 加载视频文件
+        video = VideoFileClip(video_path)
+        
+        # 检查视频是否有音频流
+        if video.audio is None:
+            print("视频没有音频流！")
+            return
+        
+        audio = video.audio
+        audio.write_audiofile(output_audio_path, codec='mp3')  # 可以指定编码格式
+        
+    except Exception as e:
+        print(f"发生错误: {e}")
+    finally:
+        # 确保资源释放
+        if 'audio' in locals():
+            audio.close()
+        if 'video' in locals():
+            video.close()
+        print("音频提取完成！")
+
+if __name__ == "__main__":
+    # 输入参数设置
+    input_video = "31299800191-1-192.mp4"  # 替换为你的视频路径
+    output_audio = "rainyun.mp3"  # 替换为期望的输出路径
+
+    # 执行提取
+    extract_audio(input_video, output_audio)
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