Update app.py

app.py

@@ -475,6 +475,13 @@ class VisualFetcher:
         return video_paths
 
 # ==================== STEP 6: VIDEO ASSEMBLY ====================
+# At the top of your file, add this import
+from typing import TYPE_CHECKING
+
+if TYPE_CHECKING:
+    from moviepy.editor import VideoFileClip
+
+# Then modify the VideoAssembler class:
 
 class VideoAssembler:
     """Assemble final video from clips + audio + timestamps"""
@@ -482,7 +489,7 @@ class VideoAssembler:
     def __init__(self):
         self.use_moviepy = MOVIEPY_AVAILABLE
     
-    def resize_clip_moviepy(self, clip: VideoFileClip, aspect_ratio: str) -> VideoFileClip:
+    def resize_clip_moviepy(self, clip: "VideoFileClip", aspect_ratio: str) -> "VideoFileClip":
         """Resize clip to target aspect ratio using MoviePy"""
         target_ratios = {
             '16:9': (1920, 1080),
@@ -705,7 +712,6 @@ class VideoAssembler:
             return self.assemble_with_ffmpeg(
                 video_paths, timestamps, audio_path, output_path, aspect_ratio
             )
-
 # ==================== MAIN PIPELINE ====================
 
 class VideoPipeline: