import os
from moviepy.editor import VideoFileClip

def ex():
    print("Started ex")
    video_directory = "video"
    video_files = [f for f in os.listdir(video_directory) if f.endswith(".mp4")]
    print(f"Founded Video Files is : {video_files}")
    for mp4_file in video_files:
        # Full path to the mp4 file
        mp4_file_path = os.path.join(video_directory, mp4_file)
        print(mp4_file_path)
        os.rename(mp4_file_path, "video.mp4")
        print("Command started")
        video = VideoFileClip("video.mp4")
        audio = video.audio
        audio.write_audiofile("speech.wav")
        audio.close()
        video.close()
        
    print("Command ended")