Update app.py

app.py

@@ -77,15 +77,15 @@ def text_to_video(text, voice, rate, pitch, video_width, video_height, bg_color,
     draw.fill_color = Color(text_color)
     draw.text_alignment = 'center'
     draw.text_interline_spacing = 10
-    
+
     with Image(width=video_width, height=video_height, background=Color(bg_color)) as img:
         lines = page.split("\n")
         for j, line in enumerate(lines):
             draw.text(int(video_width / 2), (j + 1) * (text_size + 10), line)
-        
+
         # Apply the drawing to the image
         draw(img)
-        
+
         img.format = 'png'
         img_path = os.path.join(tempfile.gettempdir(), f"page_{i}.png")
         img.save(filename=img_path)
@@ -93,6 +93,7 @@ def text_to_video(text, voice, rate, pitch, video_width, video_height, bg_color,
         text_clip = ImageClip(img_path).set_duration(audio_clip.duration).set_audio(audio_clip)
         video_clips.append(text_clip)
 
+    
     # 合并所有视频片段
     final_video = concatenate_videoclips(video_clips)
     final_video_path = os.path.join(tempfile.gettempdir(), "output_video.mp4")